Mackie Musical Instrument HMX 56 User Manual

 
 
 
 
 
 
 
 
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Table of Contents  
information about this and other Mackie products.  
Part No. 0016043 Rev. B 03/06  
©2005-2006 LOUD Technologies Inc. All Rights Reserved.  
Owner’s Manual  
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Introduction  
HOW TO USE THIS MANUAL  
We know that many of you can’t wait to get your  
new headphone amp hooked up, and you’re probably  
not going to read the manual first (sigh!). So the first  
section after this introduction is a Quick-Start Guide  
called “Getting Started” to help you get the HMX-56 set  
up fast so you can start using it right away. Right after  
that are the ever popular hook-up diagrams that show  
typical setups for live sound and recording.  
Thank you for choosing a Mackie HMX-56 Matrix  
Headphone Mixer/Amplifier. This six-channel  
headphone mixer features left and right TRS main  
inputs, four TRS “source” inputs, as well as an effects  
send and stereo effects return.  
The HMX-56 provides six separate headphone mixes,  
each of which can be comprised of the main stereo mix  
and a combination of the four source inputs, which  
could be aux sends or sub groups from your mixer, or  
even individual channel direct outputs.  
Then, when you have time, read the Features  
Description section. This describes every knob, switch,  
and connection point on the HMX-56.  
The effects send can be comprised of a combination  
of the main stereo mix, the four source inputs, and the  
stereo effects return, individually mixed to taste in each  
of the headphone mixes. In addition, each channel has  
its own headphone output level control.  
Throughout this section you’ll find illustrations with  
each feature numbered. If you want to know more  
about a feature, simply locate it on the appropriate  
illustration, notice the number attached to it, and find  
that number in the nearby paragraphs.  
The HMX-56 also makes a great stage monitor  
mixer, allowing each musician to tweak his or her  
individual monitor mix exactly how they want it. Just  
use the phones outputs as inputs to your stage monitor  
amplifiers or in-ear monitor system.  
This icon marks information that is  
critically important or unique to the  
HMX-56. For your own good, read  
them and remember them. They will  
be on the final test.  
The rugged construction of the HMX-56 makes it a  
roadworthy companion to your arsenal of gear either  
inside or outside of a rack.  
This icon leads you to in-depth  
explanations of features and practical  
tips. While not mandatory, they  
usually have some valuable nugget of  
information.  
A PLUG FOR THE CONNECTOR SECTION  
Appendix B is a section on connectors: balanced  
connectors, unbalanced connectors, and the phones  
connectors used on the HMX-56.  
More resources on our website at www.mackie.com.  
THE GLOSSARY: A Haven of Non-Techiness for  
the Neophyte  
The “Glossary of Terms” is a fairly comprehensive  
dictionary of pro-audio terms. If terms like “clipping,”  
“noise floor,” or “unbalanced” leave you blank, refer to  
this glossary for a quick explanation.  
Please write your serial number here for future  
reference (i.e., insurance claims, tech support,  
return authorization, etc.)  
ARCANE MYSTERIES ILLUMINATED  
“Arcane Mysteries” discusses some of the down ‘n’ dirty  
practical realities of microphones, fixed installations,  
grounding, and balanced versus unbalanced lines. It’s a  
goldmine for the neophyte, and even the seasoned pro  
might learn a thing or two.  
Purchased at:  
Date of purchase:  
HMX-56  
4
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3. With music going through the main mix, don the  
headphones for headphone amp 1 and S-L-O-W-L-Y  
turn up the PHONES LEVEL control on the front  
panel for the corresponding headphone amp. Adjust  
for a comfortable listening level.  
Getting Started  
READ THIS PAGE!!  
Note: There is no input level control for the Main  
Input on the HMX-56. If the volume gets really loud,  
really fast, turn down the Main Mix level control on  
your mixer until you can turn up the headphone amp  
LEVEL control at least halfway. Conversely, if you have  
to turn the headphone amp LEVEL control all the way  
up, turn up the Main Mix level control a little more.  
Even if you’re one of those people  
who never reads manuals, all we ask  
is that you read this page now before  
you begin using the HMX-56. You’ll  
be glad you did!  
Zero the Controls  
4. S-L-O-W-L-Y turn up the SOURCE A, B, C, and D  
level controls. Adjust for a comfortable listening  
level, equivalent to the volume level of the main  
mix.  
1. Turn down all the SOURCE, EFFECTS SEND,  
EFFECTS RETURN, and PHONES LEVEL controls.  
2. Turn the POWER switch off.  
5. Repeat for headphone amps 2-6.  
6. Now the individual performers can tweak their own  
headphone mixes to suit their individual tastes.  
Connections  
1. Connect the left and right outputs from your mixer  
(main mix out or control room out) to the LEFT  
and RIGHT MAIN LINE INPUTS on the rear of the  
HMX-56.  
Other Nuggets of Wisdom  
There are two ways to use the HMX-56 to let  
musicians dial up their own mix:  
2. Connect any specific outputs (mix buses, subgroups,  
or aux sends can be used, or a direct output from a  
specific device will also work) to the four SOURCE  
INPUTS on the rear of the HMX-56.  
1) Use the stereo input and all four mono inputs to  
combine together into one mix. For example, a stereo  
drum mix (from the main mixing console’s subgroup  
outs) coming in on the stereo input, and bass, lead  
vocal, guitar 1, and guitar 2 coming in on the four  
mono inputs. In this method, the mix is derived from a  
combination of all five knobs.  
3. If you have an external effects device you want to  
use in the headphone mixes, connect the EFFECTS  
SEND to the input of the external effects box, and  
connect the output(s) from the external effects to  
the LEFT and RIGHT EFFECTS RETURNS on the  
rear of the HMX-56. If the effects return is a mono  
signal, use a “Y” cord to connect the signal to both  
the left and right return jacks.  
2) You have a monitor mix coming in on the stereo  
input from the mixing console, and the four mono inputs  
getting various direct outs from instruments or vocals  
that the various band members might want to boost in  
their own monitor mixes. In this method, the engineer  
determines the main monitor mix, and the musicians  
can boost up individual inputs to enhance their own mix.  
4. Plug in six sets of headphones to the six PHONES  
jacks on the rear of the unit.  
5. Connect the detachable linecord to the AC socket  
on the back, connect it to an AC outlet properly  
configured for your particular model, and turn on  
the HMX-56’s power switch.  
Always turn the HMX-56 off before making or  
changing connections.  
Never listen to loud music for prolonged periods.  
Please see the Safety Instructions on page 2 for  
information on hearing protection.  
Set the Levels  
Save the shipping box! You may need it someday,  
and you don’t want to have to pay for another one.  
1. On your mixing console, get a reasonable stereo mix  
going.  
That’s it for the “Getting Started” section. Next comes  
2. If you are using a subgroup or aux send connected  
to one of the source inputs on the HMX-56, go  
ahead and get the mix that you want for each  
source input.  
the “Hookup” section that shows you some typical ways  
that you might use the HMX-56 in real applications.  
After that, you can take the grand tour of the HMX-56,  
with descriptions of every knob, input, and output. We  
encourage you to take the time to read all of the feature  
descriptions, but at least you know it’s there if you have  
any questions.  
5
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Hookup Diagrams  
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This illustrates using the HMX-56 as a live monitor  
mixer. Three of the Phones outputs are routed  
to In-Ear Monitor (IEM) systems, and three are  
routed to amplifiers powering monitor wedges.  
Note: The output level of the Phones outputs are  
higher than a standard line-level output, so turn  
the Phones Level control all the way down and  
then s-l-o-w-l-y turn them up until you reach a  
comfortable listening level.  
HMX-56 Live Sound Application  
6
HMX-56  
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This example demonstrates how to use an Onyx 1640 mixer with the optional FireWire card in  
a recording application. Four aux sends from the 1640 provide four separate mono headphone  
mixes to the HMX-56. The Phones output from the 1640 is connected to the Main Inputs on the  
HMX-56, allowing the talent to listen to the same mix as the engineer in the control room (i.e.,  
stereo return from the DAW for overdubbing), along with their own individual headphone mix  
(tracking).  
HMX-56 Recording Application with Onyx 1640  
7
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HMX-56 Features  
Front Panel  
All six headphone amplifiers share the same features:  
4. EFFECTS SEND A-D  
Four sources plus L/R main input for each channel  
Effects return for each channel  
Individual front panel level controls  
Rear panel phone outputs for each channel  
Balanced inputs  
These controls adjust the signal level being sent to  
the EFFECTS SEND [11] jack on the rear panel for  
each source input.  
5. L/R MIX EFFECTS SEND  
1. SOURCE A-D Level Controls  
This adjusts the Left and Right MAIN INPUT [10] signal  
level being sent to the EFFECTS SEND [11] jack on the  
rear panel. The left and right main mix signals are summed  
together and sent to the mono effects send output.  
These controls adjust the source signal levels coming  
into the SOURCE INPUT [13] jacks on the rear panel.  
2. EFFECTS RETURN Level Control  
6. POWER LED  
This control adjusts the effects return signal level  
coming into the Left and Right EFFECTS RETURN [12]  
jacks on the rear panel.  
This lights up when the HMX-56 power switch [9] is  
turned on.  
7. INSTRUMENT LABELS  
3. PHONES LEVEL Control  
Your HMX-56 came with a set of nine magnetic  
labels that you can place adjacent to the SOURCE level  
controls to indicate which instruments are connected to  
the SOURCE INPUTS [13].  
This adjusts the volume for each individual  
headphone output [14].  
1
2
3
4
5
6
MAGNETS WITH INSTRUMENT NAMES  
HMX-56  
LABEL EACH CHANNEL.  
THEY CAN BE STUCK TO THE BOTTOM  
WHEN NOT IN USE.  
5 X 6 HEADPHONE MATRIX  
MIXER/AMPLIFIER  
1
2
3
4
5
6
EFFECTS  
SEND  
BASS  
SOURCE  
SOURCE  
SOURCE  
SOURCE  
SOURCE  
SOURCE  
INSTRUMENT LABELS  
A
A
A
A
A
A
A
B
LEAD  
VOCALS  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
B
B
B
B
B
B
LEAD  
GUITAR  
C
D
C
D
C
D
C
D
C
D
C
D
C
D
RHYTHM  
GUITAR  
HORNS  
SOURCE  
SOURCE  
SOURCE  
SOURCE  
SOURCE  
SOURCE  
SOURCE  
SEND  
BKGND  
VOCALS  
O O  
O O  
O O  
O O  
O O  
O O  
O O  
+15  
+15  
+15  
+15  
+15  
+15  
+15  
EFFECTS  
RETURN  
EFFECTS  
RETURN  
EFFECTS  
RETURN  
EFFECTS  
RETURN  
EFFECTS  
RETURN  
EFFECTS  
RETURN  
L/R MIX  
EFFECTS SEND  
PHONES  
PHONES  
PHONES  
PHONES  
PHONES  
PHONES  
KEYBOARDS  
PERCUSSION  
DRUMS  
POWER  
O O  
MAX  
LEVEL  
O O  
MAX  
LEVEL  
O O  
MAX  
LEVEL  
O O  
MAX  
LEVEL  
O O  
MAX  
LEVEL  
O O  
MAX  
LEVEL  
8
HMX-56  
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If you are connecting a mono effects return signal to  
these inputs, use a Y-Cord splitter to connect the signal  
to both inputs (otherwise you will only hear the effects  
in one side of the headphones). See “Mults and Y’s” in  
Appendix B for more info.  
Rear Panel  
The rear panel is where you make all your analog audio  
connections to the HMX-56.  
8. IEC Power Receptacle  
13. SOURCE INPUT A-D  
This is a standard 3-prong IEC power connector.  
Connect the detachable linecord (included in the box  
with your HMX-56) to the power receptacle, and plug  
the other end of the linecord into an AC outlet properly  
configured for your particular model.  
These 1/4" TRS jacks accept a balanced or unbalanced  
line-level input signal. This is the signal that you add  
into the headphone mix when you adjust the SOURCE  
A-D Level Controls [1] on each channel strip. You might  
connect a submix output from the mixer to these inputs,  
or a direct output from an individual channel (so the  
talent can really crank themselves up in the headphone  
mix if they want to).  
9. Power Switch  
This one is self-explanatory. When the power switch is  
turned ON (up), power is supplied to the HMX-56 and  
the POWER [6] indicator lights up.  
These mono inputs are routed equally to the left and  
right phones output.  
The 1/4" TRS inputs are wired as follows:  
Sleeve = Shield or ground  
10. LEFT and RIGHT MAIN INPUT  
Tip = Positive (+ or hot)  
Ring = Negative (– or cold)  
These 1/4" TRS jacks accept a balanced or  
unbalanced line-level input signal. Connect the main  
mix output from the mixer to these inputs.  
14. PHONES Out 1-6  
The 1/4" TRS inputs are wired as follows:  
Sleeve = Shield or ground  
Plug your headphones into these jacks. Each PHONES  
output carries its own individual mix as determined by  
the corresponding channel strip controls.  
Tip = Positive (+ or hot)  
Ring = Negative (– or cold)  
You can also connect an in-ear monitor (IEM) system to  
the PHONES jack to provide an individual monitor mix.  
If you are connecting a mono input signal to these  
inputs, use a Y-Cord splitter to connect the signal to both  
inputs. See “Mults and Y’s” in Appendix B for more info.  
WARNING: The headphone amps  
are designed to drive any standard  
11. EFFECTS SEND  
headphones to a very loud level.  
We’re not kidding! They can cause  
permanent hearing damage. Even  
This 1/4" TRS output connector provides a balanced  
or unbalanced line-level signal for connecting to the  
input of an effects device.  
intermediate levels may be painfully loud with some  
headphones.  
BE CAREFUL! Always start with the PHONES level  
turned all the way down before connecting headphones  
to the PHONES jack. Keep it down until you’ve put on  
the headphones. Then turn it up slowly. Why? Always  
remember: “Engineers who fry their ears, find  
themselves with short careers.”  
12. L and R EFFECTS RETURN  
These 1/4" TRS input connectors accept balanced or  
unbalanced line-level stereo signals from an external  
effects processor (or other device).  
6
5
4
R
3
2
1
90-120VAC  
50/60 HZ 12W  
.25A/250V FUSE  
HMX-56  
ON  
PHONES  
L
R
SEND  
L
RETURN  
D
C
B
A
MAIN INPUT  
EFFECTS  
SOURCE INPUT  
9
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Appendix A: Service Information  
4. Replace the fuse drawer by pushing it all the way  
back into the IEC socket.  
5. Reconnect the linecord and turn the POWER switch  
Warranty Service  
Details concerning Warranty Service are spelled out in  
the Warranty section on page 15.  
on.  
If two fuses blow in a row, it will be necessary to have  
your HMX-56 serviced. There are no user serviceable parts  
inside. Refer to “Repair” at the end of this section to find  
out how to proceed.  
If you think your HMX-56 has a problem, please do  
everything you can to confirm it before calling for  
service. Doing so might save you from the deprivation of  
your headphone amp and the associated suffering.  
Bad Channel  
These may sound obvious to you, but here are some  
things you can check. Read on.  
Is the SOURCE level control [1] for the channel  
turned up?  
Is the signal source turned up? Make sure the signal  
level from the input source is high enough to drive  
the line-level inputs on the HMX-56.  
Troubleshooting  
No Power  
Our favorite question: Is it plugged in?  
Try the same source signal in another channel, set  
up exactly like the suspect channel.  
Make sure the power cord is securely seated in the  
IEC socket [7] and plugged all the way into the AC  
outlet.  
Bad Output  
If only one side of the stereo headphones is  
Make sure the AC outlet is live (check with a tester  
or lamp).  
working, and you are listening to the MAIN INPUT,  
make sure you have a signal at both inputs. There  
must be a signal present at both inputs [9] to get a  
signal in both sides of the headphone output.  
Is the POWER [8] switch on? Make sure the  
POWER switch on the rear panel is in the ON  
position (up) and the POWER LED [6] is lit.  
Bad Sound  
Are all the lights out in your building? If so, contact  
your local power company to get power restored.  
Is the input connector plugged completely into the  
jack?  
Is the fuse blown? If the POWER LED is not  
illuminated on the front panel, and you are certain  
that the AC outlet is live, it is possible the fuse has  
blown.  
Is it loud and distorted? Make sure the SOURCE  
level [1] control and the PHONES level [3] control  
for the channel are set correctly. Reduce the signal  
level on the input source if possible.  
To remove and replace the fuse:  
If possible, listen to the signal with headphones  
plugged into the input source device. If it sounds  
bad there, it’s not the HMX-56 causing the problem.  
1. Disconnect the linecord from the IEC socket.  
2. Remove the fuse drawer by prying it open with a  
small screwdriver. It will slide all the way out.  
Noise/Hum  
If connecting an unbalanced source to the balanced  
FUSE  
inputs on the HMX-56 using a TS-to-TS 1/4" cable,  
it could cause a ground loop. Refer to “Unbalancing  
a Line” for more info on connecting an unbalanced  
source to a balanced input.  
Sometimes it helps to plug all the audio equipment  
into the same AC circuit so they share a common  
ground.  
3. Remove the fuse and replace it with an equivalent  
type fuse: 250 mA slo-blo (T250mA/250V).  
10  
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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.  
6. Write the Service Request Number in BIG PRINT on  
top of the box. Units sent to us without the Service  
Request Number will be refused.  
7. Tech Support will tell you where to ship the  
preamplifier for repair. We suggest insurance for all  
forms of cartage.  
If your HMX-56 needs service, follow these instructions:  
1. Review the preceding troubleshooting suggestions.  
Please.  
8. We’ll try to fix the HMX-56 within three to five  
business days. Ask Tech Support for the latest  
turn-around times when you call for your Service  
Request Number. The HMX-56 must be packaged in  
its original packing box, and must have the Service  
Request Number on the box. Once it’s repaired, we’ll  
ship it back the same way in which it was received.  
This paragraph does not necessarily apply to non-  
warranty repair.  
2. Call Tech Support at 1-800-898-3211, 7 am to 5 pm  
PST, to explain the problem and obtain a Service  
Request Number. Have your HMX-56’s serial  
number ready.  
You must have a Service Request Number before  
you can obtain factory-authorized service.  
3. Keep this owner’s manual and the detachable  
linecord. We don’t need them to repair the HMX-56.  
Note: You must have a sales receipt from an  
Authorized Mackie Dealer to qualify for a warranty  
repair.  
4. Pack the preamplifier in its original package,  
including endcaps and box. This is VERY  
IMPORTANT. When you call for the Service  
Request Number, please let Tech Support know if  
you need new packaging. 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.  
Need Help?  
You can reach a technical support representative  
Monday through Friday  
from 7 AM to 5 PM PST at:  
1-800-898-3211  
After hours, visit www.mackie.com and click Support,  
or email us at: [email protected]  
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Appendix B: Connections  
1/4" TRS Phone Plugs and Jacks Unbalancing a Line  
“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.  
In most studio, stage, and sound reinforcement situations,  
there is a combination of balanced and unbalanced inputs  
and outputs on the various pieces of equipment. This  
usually will not be a problem in making connections.  
When connecting a balanced output to an  
unbalanced input, use a 1/4" TRS plug on the  
balanced end and a 1/4" TS plug on the unbalanced  
end. Be sure the signal high (hot) connections  
are wired to each other (tip to tip), and that the  
balanced signal low (cold, ring) goes to the ground  
(earth, shield) connection at the unbalanced  
input. In most cases, the balanced ground (earth)  
will also be connected to the ground (earth) at  
the unbalanced input. If there are ground-loop  
problems, this connection may be left disconnected  
at the balanced end.  
Balanced Mono  
RING SLEEVE  
TIP  
SLEEVE RING TIP  
RING  
TIP  
SLEEVE  
1/4" TRS Balanced Mono Wiring:  
Sleeve = Shield  
Tip = Hot (+)  
Ring = Cold (–)  
When connecting an unbalanced output to  
a balanced input, use a 1/4" TS plug on the  
unbalanced end and a 1/4" TRS plug on the  
balanced end. Be sure that the signal high (hot)  
connections are wired to each other (tip to tip).  
The unbalanced ground (earth) connection should  
be wired to the low (cold, ring) and the ground  
(earth, shield) connections of the balanced  
input. If there are ground-loop problems, try  
disconnecting the unbalanced ground (earth)  
connection from the balanced input ground  
(earth) connection, leaving the unbalanced  
ground connected to the balanced input low (cold)  
connection only.  
Stereo Headphones  
RING SLEEVE  
TIP  
SLEEVE RING TIP  
RING  
TIP  
SLEEVE  
1/4" TRS Stereo Unbalanced Wiring:  
Sleeve = Shield  
Tip = Left  
Ring = Right  
1/4 TS Phone Plugs and Jacks  
"
In some cases, you may have to make up special  
adapters to interconnect your equipment. For example,  
you may need a balanced XLR female connected to an  
unbalanced 1/4" TS phone plug. Many common adapters  
can be found at your local electronics supply store.  
“TS” stands for Tip-Sleeve, the two connection points  
available on a mono 1/4" phone jack or plug. They are  
used for unbalanced signals like the high-impedance  
instrument inputs on the Onyx 400F.  
SLEEVE  
SLEEVE  
TIP  
Mults and “Y”s  
TIP  
A mult or “Y” connector allows you to route one output  
to two or more inputs by simply providing parallel  
wiring connections. You can make “Y”s and mults for the  
outputs of both unbalanced and balanced circuits.  
TIP  
SLEEVE  
1/4" TS Unbalanced Wiring:  
Sleeve = Shield  
Tip = Hot (+)  
Y-Cord Splitter  
12  
HMX-56  
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Appendix C: Technical Info  
HMX-56 Specifications  
Frequency Response  
AC Power Requirements  
Main Input to any Output (Level @ 12 o’clock):  
Power Consumption: 12 watts  
U.S. and Canada: 120 VAC, 50/60 Hz  
+0, –1 dB, 20 Hz to 20 kHz  
AC Connector:  
3-pin IEC 250 VAC  
Distortion (THD & IMD)  
Any Input to Phones Output (@ 100 mW output):  
THD+N: < 0.07%, 20 Hz to 20 kHz BW  
Physical Dimensions and Weight  
Height:  
Width:  
Depth:  
Weight:  
2.0 in/51 mm  
9.4 in/239 mm  
8.5 in/216 mm  
4.5 lb/2.0 kg  
Noise  
Residual Output Noise (22 Hz to 22 kHz BW):  
–103 dBu (all outputs off, 60Ω load)  
–97 dBu (all outputs @ 12 o’clock, 60Ω load)  
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.  
Input Sensitivity  
Main Input and Effects Return to Phones Output:  
0 dBu = 1.5 mW/60Ω (Level @ 12 o’clock)  
Source Input to Phones Output:  
“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.  
0 dBu = 0.37 mW/60Ω (Level @ 12 o’clock)  
Input Gain Control Range  
Main Input to any Output:  
4 dB maximum  
©2005-2006 LOUD Technologies Inc. All Rights Reserved.  
Rated Output  
Maximum Rated Output (1 kHz):  
100 mW 0.5 dB @ 1% THD  
(60Ω load, all channels driven)  
140 mW 0.5 dB @ 1% THD  
(60Ω load, one channel driven)  
150 mW 0.5 dB @ 1% THD  
(240Ω load, all channels driven)  
195 mW 0.5 dB @ 1% THD  
(240Ω load, one channel driven)  
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13  
Owner’s Manual  
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HMX-56 Block Diagram  
Phones  
Level  
+
Left  
-
Phones 1  
Out  
Main Input  
+
Right  
-
(1 of 6)  
Source A  
Level  
+
Source A  
Source B  
Source C  
Source D  
-
Source B  
Level  
+
-
Source C  
Level  
+
-
Source D  
Level  
+
-
+
Left  
-
Effects Return  
Effects Return  
Level  
+
Right  
-
L/R Mix  
Effects Send  
Effects Send  
Out  
Effects Send A  
Effects Send B  
Effects Send C  
Effects Send D  
14  
HMX-56  
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HMX-56 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 be 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 one year 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 one-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  
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 factory-authorized service:  
1. Call Mackie Technical Support at 800/898-3211, 7  
AM to 5 PM Monday through Friday (Pacific Time) to get  
a Service Request Number. Products returned without a  
Service Request Number will be refused.  
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.  
2. 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.  
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.  
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  
3. 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.  
MERCHANTABILITY AND FITNESS FOR A PARTICULAR  
PURPOSE. THE WARRANTY GIVEN ON THIS PAGE SHALL BE  
STRICTLY LIMITED IN DURATION TO ONE YEAR 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  
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 DAMAGES THAT MAY RESULT FROM ANY DEFECT IN THE  
receipt. Final determination of warranty coverage lies solely  
with LOUD Technologies.  
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.  
15  
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  
Fax: 425.487.4337 • www.mackie.com  
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