Mackie Musical Instrument d4 Pro User Manual

4-Channel DJ Production Console with FireWire  
O W N E R ’ S M A N U A L  
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Contents  
HOOKUP DIAGRAMS............................................... 6  
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Part No. SW0503 Rev. B 08/07  
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No electrons were harmed during the manufacture of this PDF document.  
Owner’s Manual  
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Mackie phono preamplifiers on each channel.  
Introduction  
XLR main outputs with mic/line switch. (The  
mic position allows stage connections to snakes  
with no D.I. boxes required.)  
Thank you for choosing a Mackie d.4 Pro mixer. It  
contains all of your favorite features in a DJ mixer, along  
with an internal FireWire interface, and other signifi-  
cant extras that you will come to appreciate.  
RCA main outs with live/record switch. (The  
record position delivers a pre-fader main out.)  
User-replaceable optical crossfader from  
Infinium, with adjustable tension and contour.  
The d.4 Pro is a four-program channel, dual mic  
channel, DJ mixer with effects filters and an internal  
FireWire interface. It is designed for house/club use, as  
well as remix applications. By offering Mackie sound  
quality, durability, and wonderful features, the d.4 Pro  
is perfect for DJs who run complicated, high-end setups  
and want the best.  
Ultra bright main meters plus individual pro-  
gram meters for cueing and beat matching.  
Advanced cueing with split cue function.  
Booth output with level control, mono/stereo  
switch, and balanced TRS connectors.  
Zone output with level control and balanced  
TRS connectors.  
FEATURES  
4 stereo program channels, each with a choice  
of CD, line/phono, and FireWire inputs.  
Stereo aux loop with wet/dry control on each  
channel for maximum flexibility.  
Built-in FireWire 14x8 interface provides easy  
input from your computer to the program chan-  
nels, and easy outputs to the computer from:  
program channels (direct and post-EQ), mic,  
aux bus and the main mix. It has 24-bit resolu-  
tion, and 44.1, 48, 88.2, or 96 kHz sample rates.  
Mighty strong construction to withstand the  
rigors of DJ work.  
“Planet Earth” power-supply operates on volt-  
ages between 100 and 240 VAC.  
Standard IEC power receptacle and power cord.  
Optional rack mounting kit available.  
Sends MIDI continuous controller and note-on  
messages to your computer from the crossfader.  
Includes Tracktion, our professional, easy-to-  
use, totally-amazing music production software.  
Certified for use with Tracktor® Scratch  
DJ production software for live scratching.  
Two built-in effects filters are provided with  
variable frequency, variable resonance and a  
selection of HPF, LPF or BPF types.  
3-Band EQ on each channel, with kill position  
and backlit blue knobs.  
HOW TO USE THIS MANUAL  
Premium VCA-based design offers extremely  
smooth fades and crossfades with very low  
distortion characteristics.  
Read the safety instructions on page 2 first. Page 5  
will help you get the mixer set up fast so you can start  
using it right away. After that are some diagrams show-  
ing some typical hookup goodness.  
Two Mackie Onyx mic preamps, each with low-  
noise, high-headroom, a 3-band EQ, main and  
aux level controls, signal, and overload LEDs.  
Each has a 3-position activation switch with  
latching on and off, and a momentary talkover  
with 14 dB of ducking for announcements.  
The features section describes every knob, button,  
and connection point on the d.4 Pro, roughly following  
the signal flow through the mixer from top to bottom.  
For more information about a feature, locate its number  
in the appropriate illustration, and find it in the nearby  
paragraphs.  
Please write your serial number here for future  
reference (i.e., insurance claims, tech support,  
return authorization, etc.)  
This icon marks information that is critically  
important or unique to the d.4 Pro. For your  
own good, read them and remember them.  
This icon leads you to in-depth explanations  
of features and practical tips. They usually  
have some valuable nuggets of information.  
Purchased at:  
Appendix A shows service and repair information.  
Appendix B is a section on audio connectors.  
Appendix C shows the specs and a block diagram.  
Appendix D shows how to replace the crossfader.  
Appendix E shows FireWire details.  
Date of purchase:  
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Set the Levels  
Getting Started  
To set the level controls, it’s not even necessary to  
hear what you’re doing at the outputs of the mixer. To  
listen while you work, plug headphones into the front  
panel headphone jack, press the program’s cue button,  
and set the phones level knob up just a little.  
READ THIS PAGE!!  
Please read and digest the safety  
instructions on page 2, and this page  
before you begin using the d.4 Pro  
mixer.  
1. Select the input using the program source switch.  
2. Play something into the selected input, at the nor-  
mal source volume.  
Zero the Controls  
3. With the program fader down, there will be no  
output, but the program meter will still work.  
1. Turn the rear panel power switch off.  
4. Adjust the channel’s rotary level control so that the  
LEDs on the program meter stay around “0” and +6,  
and never go higher.  
2. Turn down the level and aux controls for mic, pro-  
gram 1, 2, 3 and 4, and center all EQ controls.  
3. Set all push button switches to their “out” positions.  
5. Apply some EQ if needed, (return to step 4 if you  
do, just to check the levels are still OK).  
4. Set the mic assign switches to off, and program as-  
sign knobs to off.  
6. Repeat for the other channels.  
5. Turn down the level rotary knobs for main, booth,  
zone, and phones.  
Set the Mic Levels  
6. Set the program faders fully down.  
7. Center the crossfader.  
1. To level the microphone input, keep the mic assign  
switch off, and sing at your highest expected level.  
2. Adjust the mic level until the OL LED above it only  
comes on occasionally.  
Connections  
If you already know how you want to connect the d.4  
Pro, go ahead and connect the inputs and outputs up. If  
you just want to quickly get sound through the d.4 Pro  
mixer and try it out, follow these steps:  
Instant Mixing  
1. To get sound out of the speakers, set the program  
assign knob to main, turn up the program fader, and  
slowly rotate the main level control to a comfortable  
listening level.  
1. Plug a signal source to the d.4 Pro. This could be a:  
Microphone into a mic input  
Turntable with phono-level output into a phono  
input (rear line/phono switch in)  
2. Sing and play. You’re a star!  
3. With other channels in use, you can assign one to A,  
one to B, and play with the crossfader.  
Line-level source such as a CD player into the  
phono input (rear line/phono switch out)  
4. You can also add filter X or Y to each program chan-  
nel, and adjust the filter parameters.  
Line-level source such as a CD player into a CD  
input.  
2. Connect cords from the d.4 Pro’s main outs (XLR or  
RCA connectors on the rear panel) to your powered  
speakers or amplifier.  
FireWire  
1. See Appendix E, page 26 for exciting details of get-  
ting started with FireWire.  
3. Plug in the detachable linecord, connect it to a live  
AC outlet, and turn on the d.4 Pro’s power switch.  
4. If you have powered speakers, turn them on. Other-  
wise, hook up your speakers to the amp and turn it  
on. Adjust your powered speaker or amplifier level  
controls to however the manufacturer recommends.  
(This is usually all the way up.)  
Other Nuggets of Wisdom  
Always turn down the main, booth, zone, and phone  
level knobs before making connections.  
When you shut down your equipment, turn off the  
amplifiers first. When powering up, turn on the  
amplifiers last.  
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Hookup Diagrams  
SRM450  
SRM450  
Powered Speaker  
Main Right  
Powered Speaker  
Main Left  
SWA1501  
SWA1501  
Powered Subwoofer  
Powered Subwoofer  
Microphones  
Pro CD Player  
Plug into  
front panel  
headphone jack  
Headphones  
Effects Processor  
Laptop Computer  
This diagram shows a CD player and microphones connected, with an effects device in the aux loop,  
and a laptop attached. Various popular DJ software such as Traktor™, PCDJ™, and MixVibes™, can be  
used with the d.4 Pro via the FireWire connection. The main mix can also be recorded with software such  
as Tracktion.  
Mobile DJ System: Rental, or Wedding  
d.4 Pro DJ Production Console  
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Turntable with phono-level output  
Using the program source switch, each  
program can quickly select from three  
different inputs without repatching:  
• FireWire  
• Line or Phono (set Line/Phono switch)  
• CD Player (or other line-level)  
Plug into  
ground wire  
front panel  
headphone jack  
Headphones  
CD/DVD Player  
Laptop Computer  
Example of connecting more than one source to each program channel  
Plug into  
front panel  
headphone jack  
Studio  
Mic  
Headphones  
ground wires  
Laptop Computer  
Turntables with phono-level outputs  
The output from various software, such as Reason™, Live™, Tracktion™, and Logic™ can be sent to  
the program channels for mixing, and the final mix recorded for broadcast/podcasting. This is also a  
nice setup for recording your record collection for posterity. You could also play timecode vinyl and set  
up a virtual turntable on the laptop. In this way, you can use the physical turntable to control any musical  
tracks added to the virtual turntable.  
Radio Show Recording/Podcasting  
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HR824 Powered  
Studio Monitors  
Turntable (PGM4)  
with phono-level  
output  
CD Recorder  
CD Turntable  
(PGM 3)  
Microphones  
to headphone jack  
HM-54  
Headphone amp  
USB Keyboard  
Controller  
Effects Processor  
Laptop  
Keyboard (PGM1)  
Drum  
Machine  
(PGM2)  
This diagram shows a keyboard, drum machine, turntable and CD turntable, with two microphones.  
A USB keyboard controller is also attached directly to the computer. The FireWire output from various  
software, such as Reason™, Abelton Live™, Tracktor™, Tracktion™, and Logic™ can be sent to the four  
program channels for mixing. An effects processor is also shown in the aux loop.  
Producer’s Dream System  
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SA1532z  
SA1532z  
Powered Speaker  
Main Right  
Powered Speaker  
Main Left  
SWA1801z  
SWA1801z  
Powered  
Powered  
Subwoofers  
Subwoofers  
CD Turntable (PGM 4) CD Turntable (PGM 3)  
Microphones  
Plug into  
front panel  
headphone jack  
Headphones  
in  
out  
Effects Processor  
Laptop Computer  
SRM450  
Powered Speakers  
Turntables with phono-level outputs  
This diagram shows 4 sources hooked up to 4 channels, with an effects device in the aux loop, and a  
laptop attached. Separate tracks can be recorded into Tracktion, of each stereo program channel and  
the microphones, and even the effects channel. This gives multitrack recording of all the elements of the  
performance, for remixing at a later time.  
Ultimate Performance Rig  
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Rear Panel Features  
6
7
14  
12  
15  
13  
2
10  
11  
8
9
5
1
1
4
3
16  
18  
17  
4. LINE/PHONO Inputs  
1. MIC Inputs  
These RCA jacks accept a stereo phono-level signal  
from a turntable (line/phono [5] switch pushed in), or  
from a line-level playback device such as a CD player or  
MP3 player (line/phono switch out). Check that your  
turntable has a phono-level output and a moving magnet  
cartridge.  
These Neutrik “combo” input connectors accept either  
balanced male XLR connectors, or 1/4" TRS balanced  
or TS unbalanced connectors. Use XLR connectors for  
low-impedance microphones, and 1/4" connectors for  
high-impedance microphones.  
The microphone signals entering the d.4 Pro are in  
for a special treat: the microphone preamplifiers are the  
Mackie Onyx design, as used in our Onyx line of mixers.  
5. LINE/PHONO  
The microphone signals are routed through the mic  
preamp, EQ section, level control, on/off/talk assign, and  
then to the main mix bus. Mic signals can also be sent to  
the aux bus for external processing, before returning to  
the main mix bus.  
If you connect a turntable with phono-level outputs  
to the line/phono inputs [4], push this switch in to  
select the phono-level input stage. It includes a nice  
RIAA preamp for proper re-equalization of the incoming  
phono signal.  
If you connect a line-level playback device like a CD  
or MP3 player, leave this switch out to select the line-  
level preamp.  
ꢀ. 48V PHANTOM POWER  
If your microphone is a condenser design, it probably  
requires phantom power to operate. Push in this switch  
to supply 48 VDC to pins 2 and 3 of the XLR microphone  
connectors (the 1/4" connectors are not affected).  
Do not press this switch in if you have a line-  
level signal connected.  
ꢂ. PHONO GROUND TERMINAL  
Dynamic microphones, like Shure’s SM57 and SM58,  
do not require phantom power. However, phantom  
power will not harm most dynamic microphones should  
you accidentally plug one in while the phantom power  
is turned on. Check your microphone’s user’s manual if  
you are not sure whether your microphone needs phan-  
tom power or not.  
These terminals are provided to connect a ground  
wire from your turntable(s) to the d.4 Pro.  
Most turntables provide a ground wire to connect to  
the preamp for the purpose of eliminating “hum” in the  
audio signal. Simply turn the ground terminal on the  
d.4 Pro counter-clockwise to loosen it, wrap the end of  
the ground wire clockwise around the terminal, and  
hand-tighten the ground terminal for a secure ground  
connection.  
ꢁ. CD Inputs  
The bottom pair of RCA jacks accept a stereo line-lev-  
el signal from a CD player or other line-level playback  
device (such as an MP3 player).  
10  
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Use these to connect to a pair of powered monitors in  
the booth (or to the inputs of an amplifier powering pas-  
sive monitors). Use the booth level [52] control on the  
top panel to adjust the level.  
7. FW OUT  
These switches affect how the program channels send  
their discrete signals to the internal FireWire interface.  
If you only have one monitor, just use one of the out-  
puts and push in the booth stereo/mono [53] switch.  
In the post-EQ position (out), the channel sends its  
signal to the internal FireWire interface after it has  
passed through the EQ section. Its level will be affected  
by the settings of the channel source [30] selector,  
input level [29], and EQ controls. Use this position to  
record via FireWire from a channel, as you can adjust  
the level and EQ for optimum recording.  
11. ZONE Outputs  
These 1/4" TRS jacks provide a balanced line-level  
signal from the main mix bus, prior to the rotary main  
level [55] control or pan [56]. Use these to connect to a  
pair of powered monitors in a second zone. Use the zone  
level [54] control to adjust the level.  
In the line/phono position (in), the channel signal  
to the FireWire card comes directly from the phono or  
line input, whichever is selected by the line/phono [5]  
switch. The FireWire signals are taken after the phono  
preamplifier, but before the channel’s source selector,  
input level controls, EQ, or channel fader [38]. FireWire  
sends audio to your computer, independent of the posi-  
tion of the program source switch. In this way, you are  
not tying up extra channels; you can send a signal out to  
your computer, process it with your software, and have it  
come back in on the same channel as an ordinary input.  
The zone and booth outputs are the same, except the  
zone does not have a stereo/mono switch, and its level is  
set by the zone level control.  
1ꢀ. XLR MAIN OUTs  
These male XLR connectors are the outputs of the  
main mix. They provide a balanced microphone-level or  
line-level signal from the main level [55] control. The  
line/mic [13] switch determines if it is a mic-level or  
line-level output. If they are set to line-level, connect  
these to the balanced inputs of your active speakers, or  
power amplifier(s) powering your main speakers. If they  
are set to microphone-level, you can connect them to a  
mixer’s microphone inputs.  
Use the line/phono position if you are using  
timecode vinyl (see page 27). You can then  
set up a virtual turntable on your computer,  
that is controlled by the actual turntable.  
Drop any music tracks onto the virtual turntable and  
scratch away like it was a record. The output can then  
come back into the same program channel, and play in  
the main mix.  
If you are connecting the d.4 Pro main output to an  
unbalanced input, use the RCA main outs [14] instead.  
8. AUX SEND  
Balanced connections offer better immunity  
to external noise (specifically, hum and buzz)  
than unbalanced connections. Because of  
These 1/4" TRS jacks provide a balanced line-level  
output signal from the stereo aux send bus. Typically,  
you would use these outputs to connect to the inputs of  
an external effects processor. You can also use an unbal-  
anced 1/4" TS cable to make this connection.  
this, it is the preferred interconnect method,  
especially in cases where very long lengths of cable are  
being used. A long unbalanced cable carries with it more  
opportunity for noise to get into the system — having  
balanced cables means very little noise will enter the  
system. If you must use an unbalanced connection, keep  
the cable length to 10 feet or less (3 meters).  
9. AUX RETURN  
These 1/4" TRS jacks accept a balanced line-level  
signal from an external effects processor. They will also  
accept an unbalanced 1/4" TS connector.  
1ꢁ. LINE/MIC  
If you are using a stereo effects processor, connect its  
left and right outputs to the corresponding left and right  
Aux return jacks. If it is a mono effects processor, con-  
nect its output signal to the left aux return jack, and it  
will appear on both the left and right main mix bus.  
If you are connecting the XLR main outs [12] to line-  
level inputs like a power amplifier’s inputs, leave this  
switch out, in the line position.  
If you are using the d.4 Pro as a submixer and con-  
necting the XLR main outs to the mic inputs of another  
mixer, push this switch in to the Mic position. This  
reduces the output signal to a microphone level, and  
allows you to connect the d.4 Pro output directly to a  
snake and mixer without the need for direct boxes.  
10. BOOTH Outputs  
These 1/4" TRS jacks provide a balanced line-level  
signal from the main mix bus, prior to the rotary main  
level control [55] or pan [56].  
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6
7
14  
12  
15  
13  
2
10  
11  
8
9
5
1
1
4
3
16  
18  
17  
The d.4 Pro has a universal power supply that accepts  
any AC voltage from 100 VAC to 240 VAC. It will work vir-  
tually anywhere in the world. It is less susceptible than  
conventional power supplies to voltage sags or spikes,  
providing greater electromagnetic isolation and better  
protection against AC line noise.  
14. RCA MAIN OUTS  
These RCA connectors provide an unbalanced line-  
level signal from the main mix, either pre- or post-main  
level [55] control, depending on the setting of the  
live/record [15] switch. You can connect these outputs  
to a tape deck with RCA inputs, such as a standard con-  
sumer deck, or to computer audio line-level inputs (if  
you do not have a FireWire port on your computer).  
18. FIREWIRE Connections  
These identical FireWire connectors are used for  
transferring digital audio to and from your laptop  
computer or digital audio workstation. Use either one to  
connect to your computer. The other one can be used to  
connect other FireWire devices.  
15. LIVE/RECORD  
When this switch is out (live position), the RCA main  
outs [14] provide the signal just after the main level  
[55] control, so it essentially provides the same signal  
as the XLR main outs [12], except it is an unbalanced  
signal rather than a balanced one.  
The internal FireWire interface provides a total of 14  
audio outputs to your computer, including:  
Main mix outputs L/R  
Aux sends L/R  
Microphone output 1 and 2  
Post-EQ (or line/phono) program 1 output L/R  
Post-EQ (or line/phono) program 2 output L/R  
Post-EQ (or line/phono) program 3 output L/R  
Post-EQ (or line/phono) program 4 output L/R  
When this switch is pushed in (record position), the  
RCA main outs provide the signal just prior to the main  
level control. This allows you to make a stereo record-  
ing that is not affected by main level changes during a  
performance.  
1ꢂ. POWER  
The block diagram on page 24 shows the points where  
FireWire signals enter and leave the mixer.  
When the power switch is turned on, power is sup-  
plied to the d.4 Pro, and the EQ knobs will light up.  
The main mix output signals are pre-main level [55],  
so they are independent of any adjustments made to  
the main level. This allows you to easily record your live  
performance directly to your laptop.  
As a general rule, turn on the d.4 Pro first (before  
your amps), and turn it off last. This will reduce any  
turn-on, or turn-off thumps.  
The FireWire interface also lets you use your com-  
puter to playback music through the d.4 Pro. It provides  
a return for four stereo pairs:  
17. POWER RECEPTACLE  
This is a standard 3-prong IEC power connector.  
Connect the detachable linecord (included in the box  
with your d.4 Pro) to the power receptacle, and plug the  
other end of the linecord into an AC outlet.  
Program 1 input L/R  
Program 2 input L/R  
Program 3 input L/R  
Program 4 input L/R  
These program inputs can be selected using the  
source select [30] switch on each program channel. See  
page 26 for more FireWire details.  
1ꢀ  
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ꢀꢀ. 48V LED  
Top Panel Features  
This LED illuminates when the rear panel 48V phan-  
tom power [2] button is pressed in, and 48V phantom  
power is applied to the mic XLR inputs.  
21  
22  
20  
19  
ꢀꢁ. HIGH EQ  
These knobs give your mic signals up to 15 dB of boost  
and cut, at 12 kHz and above. At the center position  
U (unity gain), there is no effect on the signal. (If all  
three EQ controls are set to minimum, the mic signals  
are attenuated –15 dB across the audio range.)  
23  
24  
25  
ꢀ4. MID EQ  
These knobs give your mic signals up to 15 dB of boost  
and cut, at 2.5 kHz, with no effect at position U.  
26  
27  
28  
ꢀ5. LOW EQ  
These knobs give your mic signals up to 15 dB of boost  
and cut, at 80 Hz and below, with no effect at position U.  
CUE  
CUE  
ꢀꢂ. AUX  
These knobs allow you to adjust how much of the mi-  
crophone signal goes onto the aux bus (wet), and how  
much goes to the main mix (dry).  
MIC Input Section  
There are two completely independent microphone  
preamplifiers, arranged in vertical columns. The left col-  
umn controls mic input 1, and the right column controls  
mic input 2. Each section contains a most wonderful  
Mackie Onyx premium-quality microphone preamplifier.  
Wet: Mic signals only go onto the aux bus.  
Dry: Mic signals only go onto the main mix bus.  
Middle position: Mic signals are split evenly between  
the aux and main mix.  
19. LEVEL  
“Wet” is a term used for signals that have passed  
through an audio processor, such as an external  
valvezilla-warmulator 2000. “Dry” is a term used for  
signals thankfully not passed through such a processor.  
So this control lets you finely adjust the amount of vocal  
loveliness available for external processing, and how  
much is available unprocessed for the main mix.  
These knobs adjust the gain of the mic preamps for  
any mics plugged into the mic [1] input jacks. The gain  
is adjustable from 0 (unity gain) up to +60 dB of gain.  
Adjust the knobs so that the loudest speaking or shout-  
ing into the microphone just barely lights the OL LEDs  
[21]. This gives the best signal-to-noise ratio for the  
microphone preamp.  
Note: Always set these controls to dry if you  
do not want to add mics to the aux loop for ex-  
ternal processing. Otherwise your mic signals  
to the main mix will be attenuated.  
ꢀ0. SIG LEDs  
These LEDs act as signal present indicators. They  
light when the microphone signals reach –20 dBu, to  
give you a clue that the microphones are working.  
This control does not affect the mic direct FireWire  
outputs to your computer.  
ꢀ7. MAIN  
ꢀ1. OL LEDs  
These knobs allow you to adjust how much of the mi-  
crophone signal goes onto the main mix bus. It also af-  
fects the mic signals reaching the aux bus and FireWire.  
These light when the microphone signals reach 3 dB  
below clipping. It’s okay if they blink occasionally, but  
if they are blinking frequently or are lit continuously,  
turn down the level [19] controls until they just blink  
occasionally.  
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Program Channel Section  
ꢀ9. LEVEL  
30  
29  
This knob adjusts the gain of the input signals  
selected by the position of the source [30] switch. The  
knob ranges from off, to +12 dB of gain at maximum.  
Adjust this with your good eye on the program meter  
[39], so the level is typically bouncing between the 0  
and +6 LEDs.  
31  
ꢁ0. SOURCE  
32  
33  
This switch selects one of three possible input sources  
for each program channel:  
FireWire: The signal coming in from your com-  
puter via the internal FireWire interface.  
34  
35  
Line/phono: The signal from a turntable or a  
line-level playback device coming from phono  
input [4]. (Depending on the setting of the  
rear-panel line/phono [5] switch.)  
CUE  
CUE  
28  
36  
37  
CD: The signal from a CD or any other line-level  
device connected to the CD input [3].  
You can have signals coming in on all three in-  
puts, and quickly change between them using  
this heavy duty switch. Although the d.4 Pro  
is a four channel mixer, this three-position  
source selector for each channel allows you to select up  
to 12 different sources without repatching!  
ꢁ1. HIGH EQ  
This knob gives you up to 10 dB of boost at 4 kHz and  
above, and turns off the signal at 4 kHz and above when  
the knob is turned to the kill position. At the center  
position U, there is no effect on the signal.  
Note: When all three EQ knobs are turned to the kill  
position, the signal is effectively muted and no signal  
passes through to the output.  
ꢀ8. MIC ASSIGN  
ꢁꢀ. MID EQ  
In the on position, the microphone signals are sent  
to the main mix bus (equally left and right), without  
affecting the level of your other program sources.  
This knob gives you up to 10 dB of boost at 1 kHz, and  
turns off the signal at 1 kHz when the knob is turned  
to the kill position. At the center position, there is no  
effect on the signal.  
In the off position, the mic will not be heard.  
In the spring-loaded, momentary talk position, each  
program channel is reduced by 14 dB, so you can eas-  
ily make your exciting mellow-toned announcements.  
When released, the program channels return to their  
original volume after a short delay..  
ꢁꢁ. LOW EQ  
This knob gives you up to 10 dB of boost at 300 Hz  
and below, and turns off the signal at 300 Hz and below,  
when the knob is turned to the kill position. At the cen-  
ter position, there is no effect on the signal.  
The mic output to FireWire is not affected by the posi-  
tion of this switch.  
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If you want the aux signals to be affected by  
filters X and Y, as well as the external proces-  
sor, then you could do the following:  
ꢁ4. FILTER SELECT  
This three-position switch allows you to pass the  
program material through either of two filters before  
reaching the main mix bus (not the aux bus.)  
If a program is playing in program channel 1, you  
could set its aux level to wet. The aux send [8] output  
would feed your external processor. The output from  
your processor could then return to the input jacks of  
another program channel, such as program 2’s CD input  
[3], set its aux to dry and assign filter X or Y to it. In  
this way, your program 1 is then externally processed  
and reappears into program 2 for the filtering and then  
onto the main mix.  
In the top position, the program passes through  
filter X, whose parameters are adjustable using  
the controls in the bottom left of the mixer.  
In the middle position, the program is not sent  
through a filter, just straight through the pro-  
gram channel.  
In the bottom position, the program passes  
through filter Y, whose parameters are adjust-  
able using the controls in the bottom right of  
the mixer.  
ꢁꢂ. CUE  
Press this button in to route a copy of the program  
channel (pre fader) to the cue bus, also known as the  
PFL (pre-fader-listen) bus. You can then listen to the  
program in your headphones, getting it ready before  
increasing the program fader and assigning it to the  
main mix.  
As the filter X controls are located in the bottom left,  
you could use it on programs assigned to the left (A)  
side of the crossfader [43]. Similarly, you could use  
filter Y on those assigned to the right (B) side. This is  
just an idea, so try whatever works for you.  
Filters X and Y wish to remain anonymous, and their  
real names have been changed as part of the filter pro-  
tection program.  
The cue signals are post-EQ, but pre-fader [38], and  
the program meter [39] shows the levels dancing along  
happily.  
Turn down the phones level [50] control  
every time before cueing, or you may be in for  
a loud and painful surprise. Check the pro-  
gram meters, as these show the program level coming  
your way.  
ꢁ5. AUX  
These knobs allow you to adjust how much of the  
stereo program signal goes onto the aux bus (wet), and  
how much goes to the main mix (dry).  
In the wet position, the stereo program signals only go  
onto the aux bus.  
ꢁ7. ASSIGN  
This four-position stereo rotary switch affects the  
program in four popular ways:  
In the dry position, the program signals only go onto  
the main mix bus.  
• A  
In the middle position, the program signals are split  
evenly between the aux and main mix.  
Moving the crossfader [43] towards the left  
will increase the level of any programs set to A.  
(At the same time, decreasing the level of any  
programs set to B.)  
“Wet” is a term used for signals that have passed  
through an external audio processor. “Dry” is a term  
used for signals not passed through such a processor. So  
this control lets you adjust the amount of program avail-  
able for external processing, and how much is available  
unprocessed for the main mix.  
• B  
Moving the crossfader towards the right will  
increase the level of any programs set to B.  
(At the same time, decreasing the level of any  
programs set to A.)  
The aux bus contains a mix of the aux signals of all  
program and mic channels that have their aux controls  
set to more than dry.  
• Main  
The program level is not affected by the cross-  
fader.  
The aux bus is then adjusted using the aux send [40]  
control, and sent out to FireWire and the aux send [8]  
TRS outputs, typically to an external effects processor.  
• Off  
The program channel is effectively muted, and  
does not appear on the main mix.  
The aux signals are affected by the settings of the  
program source [30] switch, level [29], EQ [31, 32, 33],  
program fader [38], and crossfader [43]. They are not  
affected by filter X or Y.  
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40  
42  
41  
38  
39  
44  
47  
45  
45  
44  
47  
46  
46  
43  
The program faders [38] and the crossfader  
[43] control the signal levels as follows:  
ꢁ9. PROGRAM LEVEL METERS  
These meters have 12 LEDs, calibrated in dBu, rang-  
ing from top to bottom: OL, 15, 10, 6, 3, 0, -2, -4, -7, -10,  
-20, and -30  
After the audio signals pass through the EQ  
section they enter a pair of VCAs (voltage controlled  
amplifiers). These control how much of the audio signal  
is sent out into the filters (if selected) and then to the  
main mix bus. The audio output level from the VCAs is  
adjustable by a control voltage, and the assign switch  
selects what will affect the control voltage:  
They indicate the summed-mono signal strength of  
the program signals, after the program input level [29]  
control, and EQ, but not affected by the program fader  
[38] or the crossfader [43].  
If it is set to A or B, then the VCA control  
voltage is set by the position of the crossfader  
and the program fader.  
Typically, you want to see these meters bouncing  
between the “0” and the “+6” LEDs. It is okay if the OL  
LED lights occasionally, but if it lights frequently or con-  
tinuously, turn down the program level controls (or the  
EQ) until the OL LED blinks occasionally or not at all.  
If it is set to main, then only the program fader  
has an effect.  
If it is set to off, then the VCA output is muted.  
Occasionally, the meters will start decoding  
vinyl timecode messages from a small blue  
methane DJ planet in Ursa Minor. This is  
perfectly normal, do not be alarmed.  
In addition, all program levels are attenuated  
by 14 dB when a mic assign [28] switch is set to  
“talk” to make a brief announcement.  
ꢁ8. PROGRAM FADER  
Aux, Crossfader, and Filter  
Controls  
This controls the volume of the program signal being  
sent to the main mix bus.  
These faders are designed to last the lifetime of the  
d.4 Pro. No audio passes through these faders, rather,  
they send a control voltage to a pair of VCAs that deter-  
mine the gain of the signal. This is a very good thing, by  
the way, as the audio will not be affected by any scratchy  
electrical contacts.  
40. AUX SEND  
This knob controls the amount of signal being sent  
to the aux send [8] outputs from the aux bus. Adjust  
this knob to provide an appropriate input signal level to  
your external effects processor (or whatever you have  
connected to the aux sends). It ranges from off, to unity  
gain at maximum.  
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screw. Rotate the  
screw clockwise  
to tighten the ten-  
sion, or counter-  
clockwise to loosen.  
41. AUX RETURN  
This adjusts the processed signal level coming in from  
your external effects processor via the aux return [9]  
jacks. Use it to adjust the returned signal level going  
onto the main mix bus.  
5. Replace the fader cap, and you’re all done.  
44. FILTER TYPE  
4ꢀ. CROSSFADER CONTOUR  
Each program has a filter [34] switch that allows you  
to choose if the program goes through a filter (X or Y)  
before the program is added to the main mix.  
Use this to adjust how fast or slow the crossfader [43]  
responds to movement.  
In the slow position, the crossfader responds in a  
linear fashion, increasing from A to B at the same rate  
across its length of travel.  
This 4-position rotary switch allows you to choose the  
filter type, or bypass it:  
HP (high-pass): Frequencies below the filter  
frequency setting are attenuated.  
In the fast position, the crossfader responds logarith-  
mically, increasing from A to B very quickly, and then  
changing very little for the remainder of the fader’s  
travel.  
BP (band-pass): Frequencies either side of the  
filter frequency setting are attenuated.  
LP (low-pass): Frequencies above the filter  
frequency setting are attenuated.  
In the fast position, crossfading occurs within  
the first 5 mm of luxurious fader travel. This  
is useful for cutting, where you can mix a  
BYP (bypass): No filter is inserted into the  
signal  
scratch over existing program material. In  
this style, you can keep the fader either at the complete  
edge of the fader’s travel, or only a very small amount  
from that, and a very steep fade slope is desired. Then  
you can quickly “crab” the fader to cut the scratch signal  
into the program signal.  
45. FILTER RESONANCE  
This control will boost the filter’s resonance to provide  
up to 15 dB of boost at the filter frequency. The filter has  
a gradually narrowing Q as resonance increases.  
Adjust the control between the two extremes to get  
the crossfader response that works best for your style.  
4ꢂ. FILTER FREQUENCY  
4ꢁ. CROSSFADER  
This allows you to adjust the filter’s frequency, with a  
range between 40 Hz and 16 kHz.  
The signal level of programs assigned to A or B by  
their program assign [37] switches will be affected by  
the position of the crossfader.  
For example, if you want a filter that drops off the  
lows below 80 Hz, select the filter type to be high-pass,  
and adjust the frequency to 80 Hz.  
This crossfader is a high-quality infiniumcontact-  
free optical digital fader, designed to last the lifetime of  
the d.4 Pro with no degradation in quality.  
You might find it fun to set the resonance, then rotate  
the frequency while using the bump switch (see below)  
to cut the filter in and out. The filter controls are posi-  
tioned closely to allow this easy kind of DJ play.  
The sensitivity of the travel can be adjusted using the  
crossfader contour [42] control.  
You can also adjust the tension of the crossfader  
movement to suit your delicate taste, by following these  
steps:  
47. FILTER TOGGLE  
This switch selects one of three possible positions:  
On: The filter is engaged.  
1. Turn off the AC power, and remove the AC  
power cord.  
Bypass: The filter is bypassed and has no effect on  
the audio.  
2. Move the crossfader all the way to the left.  
3. Remove the fader cap (knob) by grasping it  
firmly and pulling it straight up.  
Bump: This spring-loaded momentary position  
allows you to quickly engage or disengage the  
filter.  
4. Use a small slot-head screwdriver to turn the  
screw located through the hole on the left  
side of the crossfader slot. You might need a  
flashlight to make sure you are lined up on the  
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Output Control Section  
48. PHONES SOURCE  
This control only works if the split cue [49] switch is  
in the up (off) position.  
57  
55  
It provides the cued source in stereo when panned  
hard left, and the main mix in stereo when panned to  
the right. It provides a smooth crossfade throughout the  
rotation of the control.  
49. PHONES SPLIT CUE  
56  
53  
When this is pressed in, you will hear the cue bus (in  
mono) in the left headphone, and the main mix bus (in  
mono) in the right headphone. (The source [48] knob  
will then have no effect.)  
54  
52  
This useful feature lets you quickly and simultane-  
ously monitor in different ears what is happening in  
your main mix and in your cued-up programs.  
UE  
CUE  
Without the split cue, you will hear a stereo mix of the  
cued programs and the main mix, in both ears.  
50. PHONES LEVEL  
50  
48  
This controls the output level of the headphone am-  
plifier. The range of the knob is off to +12 dB.  
WARNING: The headphone amp has enough  
gain to drive any standard headphones to  
49  
a very loud level. We’re not kidding! It can  
cause permanent hearing damage. Even intermediate  
levels may be painfully loud with some headphones. BE  
CAREFUL! Turn this all the way down before connect-  
ing headphones, and before you press cue [36] on any  
program, or make any connections. Keep it down until  
you’ve put on the headphones.  
51. PHONES JACK  
This front-panel 1/4" TRS stereo jack is where you  
plug in your stereo headphones.  
51  
The main headphone volume is controlled by the  
phones level [50] control. The level is not affected by  
the main level [55] or pan [56] controls. As mentioned  
above, pressing split cue [49] gives the cue mix in one  
ear, and the main mix in the other. The phones source  
control [48] adjusts the cued source, or main mix to  
play in your headphones.  
The quality of sound reaching your ears is really up to  
you. We hope that you enjoy the sounds coming out, and  
that your audiences will appreciate your fine sense of  
musical style, beat and rhythm.  
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5ꢀ. BOOTH LEVEL  
DJ STAR  
This knob adjusts the output level at the booth out-  
puts [10].  
Press this imaginary button to link up directly to tech  
support telepathically through your headphones.  
5ꢁ. BOOTH STEREO/MONO  
TAKE A BREAK  
With this switch up, the booth [10] outputs provide a  
stereo left and right output of the main mix.  
It’s time for a nice cup of tea and a cheese sandwich.  
You deserve it, as not many people read owner’s manuals  
past page 3.  
If you only have one booth monitor, push the switch in  
to combine the left and right signals to mono.  
The next few pages contain the following Appendices:  
Appendix A shows service and repair information.  
Appendix B is a section on audio connectors.  
Appendix C shows the specs and a block diagram.  
Appendix D shows how to replace the crossfader.  
Appendix E shows FireWire details.  
54. ZONE LEVEL  
This knob adjusts the output level at the zone [11]  
outputs.  
55. MAIN LEVEL  
This knob adjusts the main mix output level at the  
main out XLRs [12].  
It also adjusts the RCA main outs [14] but only when  
the live/record [15] switch is out.  
This control does not affect the main meters [57], or  
the phones [51], booth [10], or zone [11] outputs, or  
the FireWire outputs.  
5ꢂ. PAN  
This knob adjusts the stereo balance of the main mix  
at the main out XLRs [12].  
It also adjusts the RCA main outs [14] but only when  
the live/record [15] switch is out.  
This control does not affect the main meters [57], or  
the phones [51], booth [10], or zone [11] outputs, or  
FireWire outputs.  
57. MAIN LEVEL METERS  
These meters indicate the signal strength of the main  
mix outputs before the main level or pan controls.  
You want to see the signals bouncing between the “0”  
and the “+6” LEDs. It is okay if the OL LEDs at the top  
light occasionally, but if they light frequently or continu-  
ously, turn down the program faders [38] until they  
blink occasionally, or not at all.  
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Appendix A: Service Information  
Is the correct input chosen with the source [30]  
switch, and is its program level [29] turned up far  
enough?  
Warranty Service  
Details concerning Warranty Service are spelled out in  
the Warranty section on page 31.  
Try the same source signal in another channel, set  
up exactly like the suspect channel.  
If you think your d.4 Pro has a problem, please check  
out the following troubleshooting tips and do your best  
to confirm the problem. Visit the support section of our  
lots of useful information such as FAQs, documentation,  
and user forums. You may find the answer to the prob-  
lem without having to send your d.4 Pro away.  
Make sure the aux knob [35] is turned to fully dry  
if you are not using an external processor.  
Bad Output  
Is the associated level control (if any) turned up?  
Here are some things you can check:  
If it’s one of the main outputs, try unplugging the  
others. For example, if it’s the left XLR main out  
[12], unplug the left RCA main out [14]. If the  
problem goes away, it’s not the mixer.  
Troubleshooting  
If a left output is presumed dead, switch the left  
and right cords at the mixer end. If the problem  
stays on the left side, it’s not the mixer.  
No Power  
Our favorite question: Is it plugged in?  
Make sure the power cord is securely seated in the  
IEC socket [17] and plugged all the way into the  
AC outlet.  
Bad Sound  
Is the input connector plugged completely into the  
jack?  
Make sure the AC outlet is live (check with a tester  
or lamp).  
Is it loud and distorted? Make sure the input level  
[29] control is set correctly. Reduce the signal level  
on the input source if possible.  
Make sure the rear panel power switch [16] is in  
the on position (up).  
If possible, listen to the signal with headphones  
plugged into the input source device. If it sounds  
bad there, it’s not the d.4 Pro causing the problem.  
Are the EQ controls on the front panel illuminated?  
If not, make sure the AC outlet is live.  
Are all the lights out in your town? If so, contact  
your local power company to get power restored.  
If you are using a turntable with a phono-level  
output, and the sound is low and distorted, check  
that the line/phono [5] switch is set to phono. Note  
that the phono section requires your cartridge to be  
a moving magnet type. It may be too low to amplify  
the low levels of a moving coil type.  
If no LEDs are illuminated, and you are certain that  
the AC outlet is live, it will be necessary to have  
your d.4 Pro serviced. There are no user serviceable  
parts inside. Refer to “Repair” on the next page to  
find out how to proceed.  
Noise/Hum  
Bad Channel  
Turn down the aux return [41] knob. If the noise  
Check the assign switch [37] is not in the off posi-  
disappears, it’s coming from whatever is plugged  
into the aux returns [9].  
tion.  
Check the channel’s program fader [38] is not fully  
down.  
Check that your turntable’s audio ground wire is  
connected to the phono ground [6] terminals.  
Are that channel’s EQ controls all turned down?  
Turn down each channel, one by one. If the noise  
disappears, it’s coming from whatever is plugged  
into that channel. Check your whatever.  
Is the signal source turned up? Make sure the  
signal level from the selected input source is high  
enough to light up some of the program meter [39]  
LEDs.  
Check the signal cables between the input sources  
and the d.4 Pro. Disconnect them one by one. When  
the noise goes away, you’ll know which input source  
is causing the problem.  
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It often helps to plug all the audio equipment  
into the same AC circuit so they share a common  
ground.  
Repair  
Service for Mackie products is available at a factory-  
authorized service center. Service for Mackie products  
living outside the United States can be obtained through  
local dealers or distributors.  
Recording to FireWire  
If you are recording vinyl music to your computer,  
and the level seems low, set the FW out switch  
[7] in the out position, so the FireWire outputs  
come after the level and EQ sections. This will give  
you the chance to boost the levels with the level  
controls [29]. Set the source select switch [30] to  
line/phono, and the line/phono switch [5] to phono.  
If your d.4 Pro needs service, follow these instruc-  
tions:  
1. Review the preceding troubleshooting sugges-  
tions. Please.  
2. Call Tech Support at 1-800-898-3211, 7 am to  
5 pm PST, to explain the problem and request  
a Service Request Number. Have your serial  
number ready. You must have a Service Request  
Number before you can obtain warranty service.  
If you are using timecode vinyl or timecode CD,  
then press in the FW out switch, so the Firewire  
outputs come directly after the phono section. In  
this way, you can have the timecode flowing to your  
computer, and use the source selector switch to  
play the computer output in that same program  
channel.  
3. Keep this owner’s manual and the detachable  
linecord. We don’t need them to repair the  
mixer.  
4. Pack the mixer in its original package, includ-  
ing endcaps and box. This is VERY IMPORTANT.  
Mackie is not responsible for any damage that  
occurs due to non-factory packaging.  
5. Include a legible note stating your name,  
shipping address (no P.O. boxes), daytime  
phone number, Service Request Number, and a  
detailed description of the problem, including  
how we can duplicate it.  
6. Write the Service Request Number in BIG  
PRINT on top of the box. Units sent without the  
SR number will be refused.  
7. Tech Support will tell you where to ship the  
d.4 Pro for repair. We suggest insurance for all  
forms of cartage.  
8. You will need to contact the authorized service  
center for their latest turn-around times. The  
unit must be packaged in its original packing  
box, and must have the Service Request Num-  
ber on the box. Once it’s repaired, the autho-  
rized service center will ship it back by ground  
shipping, pre-paid (if it was a warranty repair).  
Note: Under the terms of the warranty, you must  
ship or drop-off the unit to an authorized  
service center. The return ground shipment  
is covered for those units deemed by us to be  
under warranty.  
Note: You must have a sales receipt from an autho-  
rized Mackie dealer for your unit to be consid-  
ered for warranty repair.  
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Appendix B: Connections  
XLR Connectors  
1/4" TS Phone Plugs and Jacks  
The d.4 Pro mic combo input accepts 3-pin male XLR  
“TS” stands for Tip-Sleeve, the two connection points  
phone jack or plug. They are  
used for unbalanced signals.  
connectors; the main outs accept 3-pin female XLR con- available on a mono 1/4  
nectors. These are wired as follows, according to stan-  
dards specified by the AES (Audio Engineering Society).  
"
SLEEVE  
SLEEVE  
TIP  
2
SHIELD  
HOT  
TIP  
TIP  
1
3
COLD  
SLEEVE  
SHIELD  
1
1/4 TS Unbalanced Wiring:  
Sleeve = Shield  
Tip = Hot (+)  
"
3
COLD  
2
HOT  
SHIELD  
COLD  
HOT  
1
3
2
XLR Balanced Wiring:  
Pin 1 = Shield  
Pin 2 = Hot (+)  
Pin 3 = Cold (–)  
RCA Plugs and Jacks  
RCA-type plugs (also known as phono plugs) and jacks  
are often used in home stereo and video equipment and  
in many other applications. They are unbalanced and  
electrically equivalent to a 1/4 TS phone plug.  
"
1/4" TRS Phone Plugs and Jacks  
TIP  
SLEEVE TIP SLEEVE  
“TRS” stands for Tip-Ring-Sleeve, the three connection  
points available on a stereo 1/4 or balanced phone  
"
jack or plug. TRS jacks and plugs are used for balanced  
signals and stereo headphones:  
RCA Unbalanced Wiring:  
Sleeve = Shield  
Tip = Hot (+)  
Balanced Mono  
RING SLEEVE  
TIP  
SLEEVE RING TIP  
RING  
TIP  
SLEEVE  
1/4 TRS Balanced Mono Wiring:  
"
Sleeve = Shield  
Tip = Hot (+)  
Ring = Cold (–)  
Stereo Headphones  
RING SLEEVE  
TIP  
SLEEVE RING TIP  
RING  
TIP  
SLEEVE  
1/4 TRS Stereo Unbalanced Wiring:  
"
Sleeve = Shield  
Tip = Left  
Ring = Right  
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Appendix C: Technical Info  
Specifications  
Frequency Response (ꢀ0 Hz to ꢀ0 kHz) :  
Maximum Output Levels:  
Mic input to any output:  
Line/CD input to any output:  
Phono input to any output:  
+0/–0.5 dB  
+0/–0.5 dB  
0.5 dB RIAA EQ curve  
XLR main, RCA main, booth, aux:  
Phones:  
+22.5 dBu  
2.94 Vrms into 32Ω  
(270 mW)  
FireWire output channel 1 or 2 to the FireWire  
Output Impedance:  
input of the opposite channel:  
+0/–1 dB  
Main XLR/RCA output:  
Booth output:  
Aux send:  
150 Ω  
150 Ω  
150 Ω  
25 Ω  
Distortion (THD+N):  
Main output, 20 Hz to 20 kHz  
Mic Input, –20 dBu in, +30 dB gain, +10 dBu out:  
Better than 0.007%  
Better than 0.025%  
Phones:  
Equalization  
Mic channel  
Low:  
Mid:  
High:  
PGM channel  
Low:  
Mid:  
Line/CD input at unity gain:  
Phono input, –30 dBu in, 0 dBu out: Better than 0.025%  
FireWire direct out, looped back to same  
channels FireWire input, unity gain: Better than 0.030%  
Phones output, 20 Hz to 20 kHz, 0 dBu input signal  
15 dB @ 80 Hz  
15 dB @ 2.5 kHz  
15 dB @ 12 kHz  
Line input @ 0 dB Gain:  
Better than 0.040%  
+10/–inf dB @ 300 Hz  
+10/–inf dB @ 1 kHz  
+10/–inf dB @ 4 kHz  
Common Mode Rejection Ratio (CMRR):  
Mic input, maximum gain, 1 kHz:  
Better than 60 dB  
High:  
Crosstalk (1 kHz, ꢀ0 Hz to ꢀ0 kHz):  
FireWire:  
Signal placed on any channel with channel fader at minimum,  
any other channel measured at main outs, channels at unity  
Sample rates available:  
44.1 kHz, 48 kHz,  
88.2 kHz, and 96 kHz  
Adjustable from 2 ms to  
20 mS in steps of 1 ms  
24-bit  
gain:  
Better than –75 dBu  
Buffer Size:  
Signal placed on any channel, out and in over FireWire, channel  
fader at minimum, any other channel measured at main outs,  
Resolution:  
channels at unity gain:  
Better than –80 dBu  
VU Meters  
12-segment pre-fader PGM meters  
Noise Characteristics:  
Equivalent Input Noise (E.I.N.), 20 Hz to 20 kHz, max gain:  
Mic input, 150 Ω source: Better than –129.5 dBu  
Phono input, 500 Ω/500 mH source: Better than 0.3 μV  
Signal to Noise Ratio:  
12-segment pre-fader main mix meters  
OL (+20), +15, +10, +6, +3, 0, –2, –4, –7, –10, –20, –30  
Mic input signal present LED (sensitivity):  
–20 dBu  
Main out at unity, 20 Hz to 20 kHz, ref +4 dBu,  
all channel gain knobs at minimum: Better than –90 dB  
Main out at unity, 20 Hz to 20 kHz, ref +4 dBu,  
Mic input overload LED:  
+18 dBu  
AC Power Requirements:  
Power Consumption:  
Universal AC Power Supply: 100 VAC – 240 VAC, 50-60 Hz  
40 watts  
all channel gain knobs at unity:  
Better than –87 dB  
Main out at unity, 20 Hz to 20 kHz, ref +4 dBu, FireWire  
inputs selected at all channels and at unity:  
Better than –82 dB  
Physical Dimensions and Weight:  
Height: 14.77 in/375 mm (including knobs and connectors)  
Width: 12.36 in/314 mm  
Maximum Input Levels (rated at 1% THD):  
Depth: 4.62 in/117 mm (including knobs and connectors)  
Weight: 13.5 lb/6.1 kg  
Mic input, preamp gain at minimum: +22.0 dBu  
Line/CD inputs, preamp gain 0 dB:  
Aux input:  
+22.5 dBu  
+22.5 dBu  
Options:  
Rack mounting kit  
Phono input:  
185 mV @ 1kHz  
Input/Output Characteristics:  
Input gain control range:  
Mic input:  
PGM input:  
0 to +60 dB,  
Off to +12 dB  
Off to +12 dB  
LOUD Technologies Inc. is always striving to improve our prod-  
ucts by incorporating new and improved materials, components,  
and manufacturing methods. Therefore, we reserve the right to  
change these specifications at any time without notice.  
“Mackie,” and the “Running Man” are registered trademarks of  
LOUD Technologies Inc. All other brand names mentioned are  
trademarks or registered trademarks of their respective hold-  
ers, and are hereby acknowledged.  
Aux return:  
Output gain control range:  
Main output:  
Aux output:  
Off to +12 dB  
Off to +12 dB  
Off to 0 dB  
Booth output:  
Input Impedance:  
Mic input:  
2.4 kΩ balanced  
©2007 LOUD Technologies Inc. All Rights Reserved.  
Line/CD input:  
FX return:  
Phono input:  
20 kΩ balanced  
20 kΩ balanced  
47.5 kΩ shunted with  
200 pF  
ꢀꢁ  
Owner’s Manual  
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U X R A  
U X L A  
X U R A  
X U L A  
S U B T H G I R X I M X U A  
S U B T F E L X I M X U A  
R C U E  
C
C
S U B T H G I R E U C  
S U B T F E L E U C  
L C U E  
S U B T H G I R X I M N I A M  
S U B T F E L X I M N I A M  
R M A I N  
R
L
M
M
M A I N  
L
ꢀ4  
d.4 Pro DJ Production Console  
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Dimensions  
Appendix D:  
Crossfader  
4.62 in/  
117 mm  
4.09 in/  
104 mm  
Replacement  
The crossfader is designed to give you many years  
of use, but in the event of a problem (or many years of  
use) we have made it very easy to replace.  
Tools and qualifications  
To replace the crossfader, you will need a small  
phillips screwdriver, nerves of steel, grit, determination,  
and a steady hand. (This is not a good day to give up  
coffee.)  
14.77 in/  
375 mm  
CUE  
CUE  
CUE  
CUE  
14.09 in/  
358 mm  
Procedure  
1. Turn off the d.4 Pro, and remove the power  
cord, and any other cords or cables connected  
to the d.4 Pro.  
2. Gently place the d.4 Pro face upwards on a  
flat, clean and dry surface, such as the kitchen  
table.  
12.36 in/  
314 mm  
3. Remove the crossfader knob, by gently pulling  
it upwards. Keep it safe.  
4. Take care to only remove the two outer screws  
of the crossfader.  
WEIGHT  
13.5 lb  
6.1 kg  
5. Gently lift up the crossfader assembly, just  
enough to be able to pull the connector out of  
the receptacle on the bottom of the assembly.  
6. Insert the connector into the receptacle on the  
new crossfader assembly. (It will only fit in one  
way.)  
7. Secure the crossfader assembly to the chassis  
with the two screws you lost in step 4.  
8. Check that the crossfader is working normally.  
9. You might have to reset the tension, as shown  
on page 17.  
ꢀ5  
Owner’s Manual  
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FireWire stream to computer  
Appendix E: FireWire  
The following table shows the outputs to your com-  
puter from the FireWire interface inside the d.4 Pro:  
System Requirements  
These are the minimum requirements for your com-  
puter system to use the d.4 Pro FireWire interface.  
To Computer From  
Input 1  
Input 2  
Input 3  
Input 4  
Input 5  
Input 6  
Input 7  
Input 8  
Input 9  
Input 10  
Input 11  
Input 12  
Input 13  
Input 14  
PGM 1 L (Line/Phono, or Post-EQ)  
PGM 1 R (Line/Phono, or Post-EQ)  
PGM 2 L (Line/Phono, or Post-EQ)  
PGM 2 R (Line/Phono, or Post-EQ)  
PGM 3 L (Line/Phono, or Post-EQ)  
PGM 3 R (Line/Phono, or Post-EQ)  
PGM 4 L (Line/Phono, or Post-EQ)  
PGM 4 R (Line/Phono, or Post-EQ)  
MIC 1  
For the PC:  
Windows XP (service pack 2)  
Pentium 4 or Athlon XP processor  
256 MB RAM  
For the Mac:  
OS X (10.3.9 or higher)  
G4 processor  
256 MB RAM  
MIC 2  
The internal FireWire interface will:  
AUX Send L  
Allow multiple streams of digital audio to be  
sent bi-directionally between the d.4 Pro and a  
Mac or PC computer.  
AUX Send R  
MAIN Out L  
MAIN Out R  
With all of the streaming choices available, it  
is possible to make a true multitrack record-  
ing of ALL the different inputs coming into the  
mixer’s channels, as well as any audio coming  
into either of the mic inputs, and keep all of it  
separate for a later mixdown. In addition, with  
the aux and main outputs also going to their  
own tracks, you can have a completed main or  
alternate mix go to the computer, ready for CD  
burning or conversion to MP3s.  
Each channel of analog audio from the d.4 Pro is  
converted to digital signals by the FireWire interface’s  
splendid A/D converters. (The block diagram on page 24  
shows the location of the FireWire inputs and outputs.)  
Program channel outputs  
For the program channels, the point where the  
FireWire is tapped off, varies with the position of the FW  
out switch [7]. Refer to figure 1 opposite.  
Send MIDI continuous controller and note-on  
messages to the host computer from the cross-  
fader.  
If an FW out switch is in the post-EQ position (out),  
the computer receives the stereo program pair, post-  
EQ, and pre-fader. This is a good position to record your  
vinyl onto the computer, as the levels and EQ can be  
adjusted for optimal recording levels. The source switch  
[30] affects what is playing the program channel and  
the FireWire output.  
If an FW out switch is in the line/phono position (in),  
the computer receives the stereo program pair, pre-EQ,  
and pre-fader, independent of the position of the pro-  
gram source switch [30].  
5
4
Figure 1 on the next page shows a partial block  
diagram of the signal flow when the switches are set like  
this:  
7
FW Out set to line/phono  
Line/Phono switch set to phono  
Source Switch set to FireWire  
With the switches set this way, the RIAA phono  
preamplifier stage re-equalizes and boosts the phono-  
level signals to line-level, and the routing through the  
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FireWire to computer  
FW OUT  
CD  
L
FW OUT  
SWITCH  
CUE  
LINE/PHONO  
R
LINE/PHONO SWITCH  
(SET TO PHONO)  
PGM1  
LEVEL  
Wet = 100% to Aux, 0% to Main Mix  
Dry = 0% to Aux, 100% to Main Mix  
LINE/PHONO  
L
wet  
L
PHONO  
PREAMP  
LO  
MID  
HI  
VCA  
dry  
wet  
dry  
ON  
OFF  
R
FILTER X  
R
PHONO  
PREAMP  
BP LP FREQ  
OFF  
Q
BUMP  
3-BAND EQ  
HP  
FILT X  
PGRM  
FILT Y  
FireWire Inputs  
1
TURNTABLE WITH  
PHONO-LEVEL  
OUTPUT  
SOURCE  
SWITCH  
(SET TO  
PGM1  
METER  
2
ON  
OFF  
FIREWIRE)  
BP LP FREQ  
Q
BUMP  
HP  
OFF  
FILTER Y  
Figure 1: FireWire output to your computer from a turntable  
switches takes it out via FireWire to your computer. You  
can use the source switch to select FireWire or a CD to  
play into this program channel without upsetting the  
phono FireWire output (see dashed lines in figure 1).  
This would be the way to play a timecode record. While  
on the subject, I feel a paragraph or two coming on...  
Timecode tracks are carefully laid down by talented  
timecode musicians. They like nothing better than to  
get together for impromptu all-night timecode  
jam sessions, and tell stories of the  
good old days before 33 1/3.  
Much-respected in this field are  
“The Timecode Cowboys,” whose lat-  
est record “Like a Timecode Cowboy,”  
is getting rave reviews.  
Timecode Vinyl/ CD  
Timecode vinyl is a conventional vinyl record that  
plays timecode information, as do timecode CDs.  
FireWire stream from computer  
The phono output from your turntable is converted to  
line-level by the d.4 Pro phono stage (see figure 1). This  
analog audio output is converted to a digital stream by  
the FireWire interface and sent to your computer.  
The following table shows the outputs from your com-  
puter to the d.4 Pro’s FireWire interface:  
From  
To  
If you are playing a timecode CD on a CD deck, then  
connect it to the line/phono inputs [4] and set the line/  
phono switch [5] to line. (If it was connected to the CD  
inputs [3], then the computer will not receive the direct  
signals, but only those after the source selector, level  
and EQ.)  
Computer output 1  
Computer output 2  
Computer output 3  
Computer output 4  
Computer output 5  
Computer output 6  
Computer output 7  
Computer output 8  
Input to PGM 1 L  
Input to PGM 1 R  
Input to PGM 2 L  
Input to PGM 2 R  
Input to PGM 3 L  
Input to PGM 3 R  
Input to PGM 4 L  
Input to PGM 4 R  
Software provided by your timecode vinyl people takes  
the digital stream and creates a virtual turntable on  
your desktop. You can add any audio track to the virtual  
turntable, and affect its output by scratching your physi-  
cal turntable to your heart’s content. The timing of your  
audio track is replaced by the timecode of your turn-  
table. If the physical turntable slows down or reverses,  
so does your audio track. Now you have control over any  
audio source you care to play.  
Each 2-channel stream from the computer enters the  
mixer through the FireWire connector and is converted  
to analog. Select FireWire as a program choice using the  
desired channel’s source switch [30], the same way you  
select a phono/line level, or CD player input.  
You do not want the timecode audio to actually play  
in your system. In figure 1, out it goes to the computer  
without a care in the world. With the source selector  
set to FireWire, you can now bring in the affected audio  
from your virtual turntable, and play it through the  
same program channel and onto the main mix bus (see  
dashed lines in figure 1).  
Beware of a possible feedback loop if you are  
feeding the d.4 Pro main mix back into an  
input that is assigned to the main mix.  
ꢀ7  
Owner’s Manual  
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MIDI notes  
Software installation  
The d.4 Pro will show up on a Mac or PC as a 1 input,  
0 output MIDI interface named “D.Pro Mixer.” On a PC,  
the 0x1 MIDI interface shows up in all MIDI compatible  
applications. On a Mac, the 0x1 interface will show up  
in all compatible applications, and be visible in the  
Audio MIDI setup utility.  
For the PC:  
When using the d.4 Pro with a PC, it is necessary to  
first install the drivers and the control panel. The con-  
trol panel allows you to set the sample rate and adjust  
the latency (delay) of the audio passing through the d.4  
Pro FireWire interface.  
The single MIDI input will present, to any MIDI com-  
patible application, the following MIDI messages:  
A controller message, tied to the crossfader,  
with a value of 0 at hard left, 127 at hard right,  
with in-between values equally spread out  
across the crossfader’s travel. This allows you to  
use the crossfader as a performance controller  
with all sorts of audio software.  
Do not connect the d.4 Pro FireWire con-  
nector to your computer just yet. We’ll tell  
you when it’s time to do that.  
To install the software on a PC running  
Windows XP (SPꢀ):  
A separate, unique MIDI note-on message for  
each program fader that is assigned to the  
crossfader. The note-on message will be gener-  
ated when the crossfader is moved even slightly  
from the side to which the program channel is  
assigned. This will allow you to trigger sound  
effects or musical passages from audio software  
that can respond to MIDI note-on messages.  
Similarly, the note-off message is generated  
when the crossfader reaches the end of its  
travel at the side where it is assigned. Each pro-  
gram channel is assigned a note number that  
accompanies the note-on and note-off messag-  
es. 0 is presented for channel 1, 1 for channel 2,  
2 for channel 3, and 3 for channel 4.  
1. Turn off any (non-essential) applications.  
2. Insert the d.4 Pro CD-ROM into your PC’s CD-  
ROM drive.  
3. The CD begins automatically, bringing up the  
d.Pro installer. If it doesn’t, click Start in the  
task bar, then click Run and click Browse.  
Browse to your CD drive and double-click  
d.Pro_SETUP.EXE. Then click OK to start the  
installation.  
4. The d.Pro Installer opens. Click “Continue.”  
Action  
Status  
Data 1  
Data 2  
Crossfader Value: 176  
Value: 4  
Value: 0 to 127  
Crossfader  
position  
Control Change Foot  
Channel 1  
Controller position  
Note on/  
Note off  
for PGM  
channels  
assigned  
to the  
Value: 144  
Note on, Ch 1  
Value: 0, 1, Value: 0 to 127  
2, or 3  
PGM Ch  
Note on: 127  
Note off: 0  
number  
5. Next you will see the License Agreement. Read  
through the text and if you are all in favor, click  
“I Agree.”  
PGM ch 1: 0  
PGM ch 2: 1  
PGM ch 3: 2  
PGM ch 4: 3  
crossfader  
(A or B)  
ꢀ8  
d.4 Pro DJ Production Console  
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6. The next window reminds you to make sure the  
d.4 Pro is NOT connected to your computer yet.  
Read the instructions and click “Continue.”  
9. Wait until the “Found New Hardware Wizard”  
pops up. Do not select any options, just click  
“Cancel” to continue. If the same screen comes  
back up, click “Cancel” again.  
7. You may get a warning about running the  
installer because it hasn’t passed Windows  
Logo testing. It’s okay. We’ve tested it and it is  
compatible with Windows XP. Click “Continue  
Anyway.”  
10. You will get another impertinent warning, this  
time about installing the hardware. It’s okay.  
Click “Continue Anyway.”  
11. The d.Pro drivers and control panel will be  
installed on your computer.  
8. Now it is time to connect your d.4 Pro FireWire  
connection to your computer. Follow the in-  
structions and then click “Next.”  
12. When the installation is complete, a window  
will pop up to let you know that the installation  
was successful. Click “Finish” to er...well finish.  
Now you are ready to use the  
FireWire capabilities of your d.4 Pro.  
The installer also places a shortcut  
to the d.Pro Console on your desktop  
(see next page).  
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Owner’s Manual  
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Console (PC only)  
For the Mac:  
You can use the Console to change the sample rate  
and latency for your d.Pro.  
Macintosh OS X Audio MIDI Setup (ver-  
sion 10.ꢁ.9 or later):  
The sample rate and latency value (also known as  
buffer size) may also be set in your DJ performance  
software application’s “Settings” window. Make sure the  
same value appears in both places.  
Macintosh OS X does not require FireWire drivers  
to be installed. OS X provides a dedicated setup utility  
for audio and MIDI. You can use the Audio MIDI Setup  
utility to change the default audio input and output and  
general system settings on your Macintosh.  
1. Go to the Applications folder and open the  
Utilities folder.  
2. Double-click “Audio MIDI Setup.”  
For timecode vinyl/CD work, the latency typi-  
cally needs to be set between 4 mS and 15 mS.  
3. Click the Audio Devices tab, and select Mackie  
d.Pro in the “Properties For” drop-down box.  
4. Here you can see the settings for the Mackie  
d.Pro. You can also choose to use the d.Pro as  
your default input or output, as well as desig-  
nate it to be used for system sound output.  
5. You’re ready to go with any Mac OS X Core  
Audio host application (i.e., Tracktion, Logic,  
Cubase, Nuendo, Live, Digital Performer, etc.).  
ꢁ0  
d.4 Pro DJ Production Console  
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d.4 Pro Limited Warranty  
Please keep your sales receipt in a safe place.  
F. Any products returned to one of the LOUD Technologies  
A. LOUD Technologies Inc. warrants all materials,  
factory-authorized service centers, and deemed eligible for  
repair or replacement under the terms of this warranty will  
be repaired or replaced within thirty days of receipt.  
LOUD Technologies and its authorized service centers  
may use refurbished parts for repair or replacement of any  
product. Products returned to LOUD Technologies that do  
not meet the terms of this Warranty will not be repaired  
unless payment is received for labor, materials, return  
freight, and insurance. Products repaired under warranty  
will be returned freight prepaid by LOUD Technologies to  
any location within the boundaries of the USA.  
workmanship and proper operation of this product for a  
period of three years from the original date of purchase. If  
any defects are found in the materials or workmanship or if  
the product fails to function properly during the applicable  
warranty period, LOUD Technologies, at its option, will repair  
or replace the product. This warranty applies only to  
equipment sold and delivered within the U.S. by  
LOUD Technologies Inc. or its authorized dealers.  
B. Failure to register online or return the product registration  
card will not void the three-year warranty.  
C. Service and repairs of Mackie products are to be  
performed only at a factory-authorized facility (see D below).  
Unauthorized service, repairs, or modification will void this  
warranty. To obtain repairs under warranty, you must have a  
copy of your sales receipt from the authorized Mackie dealer  
where you purchased the product. It is necessary to establish  
the purchase date and determine whether your Mackie  
product is within the warranty period.  
G. LOUD Technologies warrants all repairs performed  
for 90 days or for the remainder of the warranty period.  
This warranty does not extend to damage resulting from  
improper installation, misuse, neglect or abuse, or to  
exterior appearance. This warranty is recognized only if  
the inspection seals and serial number on the unit have not  
been defaced or removed.  
H. LOUD Technologies assumes no responsibility for the  
quality or timeliness of repairs performed by an authorized  
service center.  
D. To obtain service:  
1. Call Mackie Technical Support at 800/898-3211,  
7 AM to 5 PM Monday through Friday (Pacific Time) to get  
authorization for repair or replacement. Alternately, go to the  
Mackie website, click “Support” (www.mackie.com/support),  
and follow the instructions for reporting a warranty issue  
and submitting a request for an advance replacement.  
I. This warranty is extended to the original purchaser and to  
anyone who may subsequently purchase this product within  
the applicable warranty period. A copy of the original sales  
receipt is required to obtain warranty repairs.  
J. This is your sole warranty. LOUD Technologies does not  
authorize any third party, including any dealer or sales  
representative, to assume any liability on behalf of LOUD  
Technologies or to make any warranty for LOUD Technologies  
Inc.  
2. Advance Replacement: Mackie will ship a replacement  
unit to you along with an invoice for the suggested  
retail price of the replacement unit. You must return the  
defective unit immediately to cancel the invoice. If you do  
not return the defective unit within 30 days, you must pay  
the full amount stated in the invoice to satisfy your debt.  
K. THE WARRANTY GIVEN ON THIS PAGE IS THE SOLE  
WARRANTY GIVEN BY LOUD TECHNOLOGIES INC.  
AND IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESS  
AND IMPLIED, INCLUDING THE WARRANTIES OF  
MERCHANTABILITY AND FITNESS FOR A PARTICULAR  
PURPOSE. THE WARRANTY GIVEN ON THIS PAGE  
SHALL BE STRICTLY LIMITED IN DURATION TO THREE  
YEARS FROM THE DATE OF ORIGINAL PURCHASE  
FROM AN AUTHORIZED MACKIE DEALER. UPON  
EXPIRATION OF THE APPLICABLE WARRANTY PERIOD,  
LOUD TECHNOLOGIES INC. SHALL HAVE NO FURTHER  
WARRANTY OBLIGATION OF ANY KIND. LOUD  
TECHNOLOGIES INC. SHALL NOT BE LIABLE FOR ANY  
INCIDENTAL, SPECIAL, OR CONSEQUENTIAL DAMAGES  
THAT MAY RESULT FROM ANY DEFECT IN THE MACKIE  
PRODUCT OR ANY WARRANTY CLAIM. Some states do  
not allow exclusion or limitation of incidental, special,  
or consequential damages or a limitation on how long  
warranties last, so some of the above limitations and  
exclusions may not apply to you. This warranty provides  
specific legal rights and you may have other rights which  
vary from state to state.  
3. Repair: Pack the product in its original shipping carton.  
Also include a note explaining exactly how to duplicate the  
problem, a copy of the sales receipt with price and date  
showing, and your return street address (no P.O. boxes or  
route numbers, please!). If we cannot duplicate the problem  
or establish the starting date of your Limited Warranty, we  
may, at our option, charge for service time.  
Ship the product in its original shipping carton, freight  
prepaid to the authorized service center. The address of  
your closest authorized service center will be given to you  
by Technical Support, or from our website.  
IMPORTANT: Make sure that the Service Request  
Number is plainly written on the shipping carton.  
E. LOUD Technologies reserves the right to inspect any  
products that may be the subject of any warranty claims before  
repair or replacement is carried out. LOUD Technologies may,  
at our option, require proof of the original date of purchase in  
the form of a dated copy of the original dealer’s invoice or sales  
receipt. Final determination of warranty coverage lies solely  
with LOUD Technologies.  
ꢁ1  
Owner’s Manual  
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16220 Wood-Red Road NE • Woodinville, WA 98072 • USA  
United States and Canada: 800.898.3211  
Europe, Asia, Central and South America: 425.487.4333  
Middle East and Africa: 31.20.654.4000  
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