Audison LRX 5 600 User Manual

Audison measurement standards  
(Power measures taken according to audison standard, 1998 edition)  
- 12VDC and 13.8VDC;  
- 1 kHz or crossover cut-off frequency;  
- 0.3% THD @ nominal power; 1% THD @ continuous power;  
- Tolerance: +10%; -5%;  
- Continous power given by RMS Voltage measured on resistive load;  
- The nominal power of the amplifier is measured upon a battery voltage of 12 Volts with  
a 4 Ohm load and with all channels in function.  
OWNER’S MANUAL  
CAR POWER AMPLIFIER  
is a division of  
62018 Potenza Picena (MC) Italy  
CONTENTS  
INSTALLATION  
audison cable PRODUCTS FOR ELECTRIC CONNECTIONS  
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.  
4
5
In-Out panel  
Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  
Power supply panel  
Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  
Fuse replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  
6
7
Controls panel  
Functions and controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  
8
Setting panel  
Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10  
Amplifier configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10  
Subsonic filter cut-off frequency modification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11  
VCA-VCA1D modules insertion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11  
Technical features  
Size for fixing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12  
LRx 5.600 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12  
Accessories  
VCR01K, VCRAK and VCRDK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13  
CLK2 - LRx Cooling Kit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14  
Configurations  
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16  
Configurations table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17  
Controls panel diagram and configuration switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17  
Configuration examples  
Front+Rear+Sub (F-R Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18  
Multichannel+Sub . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18  
3 Channel Front+Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19  
Installation  
Logo rotation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20  
Amplifier fixing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21  
Electric connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21  
audison cable products for electric connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22  
audison measurement standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24  
22  
3
DESCRIPTION  
INSTALLATION  
Audison LRx 5.600:  
AMPLIFIER FIXING  
Five channel car power amplifier characterised by excellent musical performances, small size and  
outstanding energy reserve.  
Its PWM power supply stage is made with two pairs of 70A MOSFETs; it is stabilised and oversize.  
Input stage is provided with a special circuit (LNS) which allows the system disturbances rejection,  
reducing noise that is usually due to the vehicle electric parts (alternator, electronic injection, etc.),  
without altering musical signal quality.  
Driver stages are characterised by a very linear circuitry.They have coupled differential transistors and an  
A Class complementary voltage amplifier. Power sections have Darlington configuration with high gain  
and SOA (Safety Operation Area) BJT TO247.Thanks to its great capacity to supply current, to the use of a  
pair of BJT for every channel and of two pairs for the sub, this amplifier can easily drive even the hardest  
loads and satisfy whatever power needs. It can give 60W on Front and Rear channels and 180W on sub  
with 4 Ohm load, 85W on Front and Rear channels and 240W on sub at 2 Ohms in continuous mode.  
Power increases up to 170Wx2 at 4 Ohms and to 240Wx1 at 2 Ohms in mono configuration (3-Ch).  
Differently from what occurs with other amplifiers, LRx 5.600 is not blocked by protection systems  
immediately below these load values. Its exclusive “Overload Limiter” circuit allows it to go on working,  
limiting output power and pointing out how hard the applied load is by theLimitLED blinking.  
Its big power reserve, its constant control at low frequencies and its exquisite timbre qualities make it an  
ideal amplifier to realise systems designed to attain outstanding musical features and very high sound  
pressures (SPL).  
LRx 5.600 has a bypass subsonic filter (24dB/Oct.) with adjustable frequency, pre-set at 20Hz, and three  
Butterworth crossovers with independent frequencies: HI/LO-PASS (12dB/Oct.), HI-PASS (12dB/Oct.) and  
LO-PASS (24dB/Oct.). Constant Bass function is also available; it permits to control the subwoofer level  
whatever the head unit Fader adjustment is.  
ELECTRIC CONNECTIONS  
Four switches under the setting panel in the amplifier bottom allow to choose:  
• functioning configuration: Front/Rear and Multichannel;  
CAUTION!  
For the system safer protection, we  
recommend the use of a strip fuse  
on the cable that connects the  
battery positive pole to the  
amplifier POWER (+) terminal block.  
This fuse has to be installed about  
10 cm far from the battery; its value  
will have to be equal or slightly  
higher (+10% approx.) than  
consumption @13.8 VDC, according  
to the different configurations (see  
Technical features”).  
• 3/5 channel output;  
• the activation of a third input dedicated to subwoofer.  
They also permit to configure the preamplified output (OUT) as additional input to accept the source  
output for Rear system.  
In case LRx amplifiers are used in extremely difficult conditions (very low loads) or in installations where  
space is too narrow and their heat sink cooling is not enough, they can be employed together with  
CLK2 cooling system (optional). It is a system made of two units to apply onto the amplifier sides; each  
of them is provided with an electronically controlled fan that allows the amplifier thermal stabilisation  
(seeCLK2 – LRx Cooling Kit”).  
Protection includes:  
RGP (Resettable Ground Protection) circuit; in case a short circuit occurs between loudspeakers outputs  
and car chassis, it detects a high current flow in the pre-input ground and acts by putting the amplifier in  
stand-by, protecting its circuitry;  
It will have to be equal to the sum of  
the values of all fuses in case system  
consists of several amplifiers or in  
case amplifiers have several fuses.  
• a device against short circuits and against DC in the outputs, to protect loudspeakers.  
• a device that detects the amplifier temperature excessive increase and stops its functioning until  
optimal conditions occur again.  
Once the causes which implied protection circuits intervention have been checked and solved, the  
amplifier is reset by switching it off and on again.  
The amplifier is also provided with another general protection which is insured by an internal strip fuse,  
very easy to reach.  
Optional:  
LRx 5.600 FUSE: 50A  
The following devices are available upon request:  
1 – Three kits for subwoofer volume remote control:  
• VCR01 and VCRAK (analogue and specific for subwoofer);  
• VCRDK (digital; it can be used for master volume control or for level control of any ways in a  
multichannel system).  
2 - CLK2 cooling system.  
4
21  
IN-OUT PANEL  
INSTALLATION  
LOGO ROTATION  
FUNCTIONS  
1 - Remove the transparent  
cover which protects  
controls and then the 4  
screws which block the  
metal plate by using  
multispanner.  
1
FRONT-WF/REAR-TW/SUB  
Power outputs of the amplifier Front, Rear and Sub channels. Connect  
the speakers cables to these outputs according to polarity. Terminal  
blocks accept cables up to 9 A.W.G. max (see audison cable products  
for electric connectionsas far as their size is concerned). We  
recommend the use of audison cable products.  
Please use FRONT-WF channels +L and R terminal blocks called mono  
for the right channel (R) and REAR-TW channels +L and R terminal  
blocks for the left channel (L) in order to connect the amplifier in mono  
(3 Ch.) and to exploit the maximum power insured by this configuration.  
2 - Remove the plate without damaging the  
silkscreen printed panel which will have to  
stay on. We suggest that you seize both plate  
grips with your hands and pull them by  
blocking the silkscreen printed panel with  
your fingers against the amplifier chassis at  
the same time. This will permit to remove the  
plate from the panel without damages.  
2
POWER  
PPS (Phantom Power Supply)  
Power supply socket for audison external  
audio accessories.  
IN OUT  
OTE  
FUSE  
2
5
3
3 - Remove the strip with  
audison logo.  
1
1
4
3
IN FRONT / 3 Ch-mono  
Left (L) and right (R) channels inputs of the amplifier Front system. Front preamplified outputs of a source (head unit, CD  
player, DAT, etc.) or of an external electronic crossover must be connected to them. In three channel configuration (3 ch),  
the right channel (R) drives Front outputs in mono, while the left channel (L) drives Rear ones in mono. The subwoofer  
can be driven by these two inputs together; if the source has the necessary, special output, it can be driven through In Sub  
input, to select through the proper switch.  
4 - Put the strip back again after turning it, so  
that audison logo is upside down.  
4
IN REAR/OUT  
Left (L) and right (R) channels inputs of the amplifier REAR system. Rear preamplified outputs of a source (head unit, CD  
player, DAT, etc.) or of an external electronic crossover must be connected to them. These inputs can also be configured  
as amplifier HI-PASS preamplified outputs (seeConfigurations table).  
5 - Mount the plate  
back by fixing it  
through the screws;  
then, re-assemble the  
transparent cover  
which protects  
5
IN SUB  
controls.  
Left (L) and right (R) channels inputs. They accept the possible subwoofer preamplified output coming from the source.  
Since subwoofer output is mono, the two inputs are to be mixed when used together.  
5
20  
POWER SUPPLY PANEL  
CONFIGURATION EXAMPLES  
FUNCTIONS  
3 CHANNEL FRONT+REAR  
Pre Out  
1
REMOTE IN  
Front  
Rear  
Terminal to connect Remote cable, which comes from the  
source and which controls the amplifier switching on. Applied  
voltage must be between 7 and 15VDC.  
2
POWER  
IN OUT  
REMOTE  
3
1
FUSE  
LRx 2  
Config. 3  
4
5
2
REMOTE OUT  
Terminal to repeat the switching on control (Remote IN) coming from the source. It is used to  
switch on another amplifier or device in the system simultaneously. Available voltage is the same  
as the one applied on Remote IN.  
+
+
3
VCR (optional kit)  
Terminals to connect VCR01/VCRA/VCRD adjuster included in sub output volume remote control  
kits (VCR01K/VCRAK/VCRDK).  
LRx 5.600  
Config. 3  
Tweeter  
Woofer  
Tweeter  
4
Woofer  
FUSE (50A)  
Rear  
Strip fuse. It insures the amplifier general protection. In case the fuse breaks down, please replace  
it by respecting its original value.  
CAUTION: If you want to protect the system even more, please put a strip fuse onto the cable  
which connects the battery positive pole to the amplifier POWER (+) terminal block (see Electric  
connections).  
+
+
+
Subwoofer  
5
POWER  
Terminal blocks for the amplifier power supply cable connection. Connect positive and  
negative poles according to indicated polarities. Holes have 8mm diameter and accept cables  
up to 3 A.W.G. max. In order to get the best current transfer, please use power supply cables  
with as big a section as possible. audison cable catalogue offers you a complete range of such  
products which can satisfy whatever demands; you can also find Maincrimp terminals in it. We  
strongly recommend their use because they contain the cable non protected end and allow the  
terminal block to fasten all its useful section.  
Tweeter  
Tweeter  
Woofer  
Woofer  
Front L  
Front R  
6
19  
CONFIGURATION EXAMPLES  
POWER SUPPLY PANEL  
FRONT+REAR+SUB (F-R MODE)  
FUSE REPLACEMENT  
Pre Out  
Rear  
Front  
Sbu  
LRx 5.600  
Config. 2  
1 - Open the transparent cover by pushing the two teeth in  
its lowest corners to the direction indicated by the arrows.  
+
+
+
+
+
Subwoofer  
Tweeter  
Woofer  
Tweeter  
Woofer  
Tweeter  
2 - Remove the screws which fasten the fuse to eliminate  
pieces of the broken one; prevent them from going into the  
device.  
Woofer  
Rear L  
Rear R  
Woofer  
Tweeter  
Front R  
Front L  
MULTICHANNEL+SUB  
Pre Out  
Front  
3 - Check the value of the new fuse to assemble, then fix it by  
LRx 5.600  
Config. 4  
gradually and alternately fastening the two screws. This will  
avoid voltage drops along the line and will make the device  
perfect functioning easier.  
+
+
+
+
Woofer  
Woofer  
Midrange  
Midrange  
Tweeter  
Tweeter  
+
4 - Close the transparent cover.  
Front L  
Front R  
Subwoofer  
18  
7
CONTROLS PANEL  
CONFIGURATIONS  
FUNCTIONS AND CONTROLS  
CONFIGURATIONS TABLE  
LRx 5.600 can be configured as follows:  
1
Config. 1 = 5 Ch.: Front (Hi 12dB) + Rear (Hi 12dB) + Sub (Lo 24dB); IN Front (1 IN); Input Sub (IN Sub/IN Front)  
Config. 2 = 5 Ch.: Front (Hi 12 dB) + Rear (Hi 12dB) + Sub (Lo 24dB); IN Front/Rear (2 IN); Input Sub (IN Sub/IN  
Front + Rear)  
LIMIT (orange LED)  
It indicates the Overload Limiter circuit is on.  
Caution:  
When this led is on (although sporadically), it means the applied load is a hard one. The activation  
of Overload Limiter circuit (output power limiter) will anyway allow the amplifier to function  
without distortions. In case Overload Limiter gets on too frequently (at every power peak), you will  
need to check if there are any failures or a too hard load (thats to say impedance is about 50%  
lower than the minimum recommended one). The amplifier can go on functioning in these  
conditions but power will inevitably decrease.  
Config. 3 = 3 Ch.:Front L + R (Hi 12dB) + Sub (Lo 24dB); IN Front (1 IN); Input Sub (IN Sub/IN Front + Rear)  
Config. 4 = 5 Ch. Multichannel:Woofer (Hi/Lo 12dB) + Tweeter (Hi 12dB) + Sub (Lo 24dB); IN Front (1 IN); Pre  
Out:(Hi 12dB)  
Config. 5 = 3 Ch. Multichannel:Woofer L + R (Hi/Lo 12dB) + Sub (Lo 24dB); IN Front (1 IN); Pre Out:(Hi 12dB)  
IN-REAR  
PRE-OUT  
MIXED SUB*  
IN-SUB  
CONFIG.  
FRONT/WF  
REAR/TWEETER  
SUB  
24dB  
IN-SELECT  
1 IN  
MODE  
FR  
CH SELECT  
5 CH  
PRE IN  
FR SUB  
*
MC  
MC  
MC  
MC  
MC  
12dB  
12dB  
NOT USED  
1IN/SUB  
1
F2  
F3  
F1  
F1  
F1  
F1  
F1  
2 IN  
FR SUB  
*
FR  
FR  
FR  
FR  
5 CH  
3 CH  
12dB  
12dB  
IN REAR  
2IN/SUB  
1IN/SUB  
1IN/SUB  
1IN/SUB  
2
3
4
5
F2  
F3  
24dB  
24dB  
24dB  
24dB  
BRIDGED  
BRIDGED  
12dB  
FR SUB  
*
1
12dB  
NOT USED  
F2 (RIGHT)  
F2 (LEFT)  
NOT USED  
1 IN  
FR SUB  
*
5 CH  
12dB  
12dB  
12dB  
F3  
F3  
F2  
BRIDGED  
F4  
F4  
2
11  
BRIDGED  
12dB  
1 IN  
FR SUB  
*
3 CH  
12dB  
12dB  
F2 (RIGHT) F4  
F2 (LEFT) F4  
*
MIXED SUB (F+R)/IN SUB switch can be set as follows:  
- MIXED SUB (F+R): sub is driven by Front and Rear signals together  
- IN SUB: sub is driven by the special input.  
CONTROLS PANEL DIAGRAM AND CONFIGURATION SWITCHES  
3
10  
9
8
7
4
5
6
2
ON (green LED)  
It indicates the amplifier is on.  
8
17  
CONTROLS PANEL  
CONFIGURATIONS  
BLOCK DIAGRAM  
3
7
F1  
SUBSONIC  
It permits to adjust the subwoofer  
24dB/Oct. LO-PASS filter cut-off frequency  
between 40 Hz and 150 Hz.  
S U B  
F R O N T  
R E A R  
R E A R  
F R O N T  
It permits to eliminate subsonic  
frequencies; these sounds cannot be  
heard by human ears but cause useless  
and damaging stress to amplifier and  
speakers.  
Subsonic filter can be bypassed  
(BYPASS) and it is pre-set at 20 Hz. Its  
cut-off frequency can be adjusted  
between 16 and 32 Hz through 4 Hz  
steps; this occurs by replacing the special  
resistors located into a socket which can  
be reached through the setting panel in  
the amplifier bottom.  
8
F3  
It permits to adjust the Rear system  
12dB/Oct. HI-PASS filter cut-off frequency  
between 40 Hz and 150 Hz. It works only in  
Front-Rear configuration.  
9
F4  
4
It permits to adjust the woofer 12dB/Oct.  
LO-PASS filter and the Mid-Tweeter  
12dB/Oct. HI-PASS filter crossover  
frequencies between 150 Hz and 5 kHz. It  
works only in Multichannel configuration.  
SUB (Level)  
It adjusts the amplifier Sub channel input  
sensitivity and sets its output level.  
5
10  
F2  
REAR M-TW (Level)  
It permits to adjust the 12dB/Oct. HI-PASS  
filter cut-off frequency between 40 and  
150 Hz; this filter is for woofer in  
Multichannel configurations and for Front  
system in Front-Rear configurations.  
It adjusts the amplifier Rear channels input  
sensitivity and sets its output level.  
In multichannel configuration, the  
adjustment concerns the channels for the  
high frequencies HI-PASS filter (M-Tw).  
11  
SAFETY (red LED)  
6
It indicates that the amplifier protection  
circuits are on. In order for the amplifier to  
work again, you need to switch the system  
off and then on after 10 seconds at least.  
We recommend to check all connections  
before switching the amplifier on again.  
If LED stays on, please contact Audison  
authorised after sale centres.  
FRONT WF (Level)  
It adjusts the amplifier Front channels input  
sensitivity and sets its output level.  
In multichannel configuration, the  
adjustment concerns the channels for the  
woofer BAND-PASS filter (Wf).  
9
16  
SETTING PANEL  
ACCESSORIES  
FUNCTIONS  
Installation:  
It permits to reach the switches for the amplifier configuration, the resistors to set subsonic filter cut-off  
frequency and to insert VCA modules for the subwoofer volume remote control.  
Setting panel  
Remote  
1 - Remove the setting panel in the  
amplifier bottom in order to carry out  
operations.  
First fan  
Second fan  
2 - Once operations have  
been carried out, please  
close the setting panel.  
AMPLIFIER CONFIGURATION  
Remote  
IN  
Remote  
OUT  
LRx 5.600 is configured through IN SELECT, Ch. SELECT, MODE and IN SUB/MIXED SUB (F+R) switches,  
located under the setting panel.  
+
POWER  
IN SELECT (1 IN 2 IN)  
It permits to use OUT preamplified output as additional input for the head unit Rear preamplified  
output, if available (2 IN).This configuration also activates Constant Bass function.  
If this switch is on 1 IN, you will be able to make a Front+Rear+Sub system by using only the Front input.  
Ch. SELECT (5 Ch. 3 Ch. mono)  
It configures the amplifier output as 3 or 5 channels. If switch is on 5 Ch., you will be able to make a  
Front+Rear+Sub system; if it is on 3 Ch. mono, you will be able to have a Front+Sub system.  
MODE  
It permits to choose the amplifier functioning configuration between  
Front-Rear and Multichannel. If switch is on Front-Rear, Hi-Pass filters for  
Front (F2) and Rear (F3) system are activated. If it is on Multich., Hi-Pass  
filters for Woofer (F2) and for Woofer/Mid-Tweeter (F4) are activated.  
IN SUB/MIXED SUB (F+R)  
+
Ground  
Battery  
It activates IN SUB input to accept the source third preamplified output  
for subwoofer (IN SUB).  
12 V  
In case source doesnt have it, it is possible to drive the subwoofer by  
taking the necessary signal from IN Front and IN Rear inputs (MIXED SUB  
F+R).  
10  
15  
ACCESSORIES  
SETTING PANEL  
CLK2 - LRx Cooling Kit  
SUBSONIC FILTER CUT-OFF FREQUENCY MODIFICATION  
Subsonic filter is pre-adjusted at 20 Hz. In order to modify this value, please act according to what  
follows.  
This cooling system is specially designed to provide LRx amplifiers with the right working  
temperature.  
CLK2 should be used when LRx amplifiers work in extremely hard conditions (very low loads) or in  
installations where space is too narrow and heat sink cooling is not enough. It consists of two units to  
apply onto the amplifier sides; each of them is provided with an electronically controlled fan. Its  
intervention depends on a thermal sensor that starts the system as soon as LRx heat sink reaches  
45°C. The same sensor is connected to a special circuit which controls the two fans speed progressive  
increase when temperature increases, too.  
Procedure:  
Air flux constant control allows the amplifier very good thermal stabilization and limits noise.  
S1  
C1  
SW1  
S2  
C1  
Replace FS1, FS2, FS3, FS4 resistors according to  
the values in the setting panel table.  
Remark: Cut the new resistors  
rheophores according to the  
size in the picture.  
10 mm  
VCA-VCA1D MODULES INSERTION  
LRx 5.600 can accept one of the three optional kits which allow the subwoofer volume remote control:  
VCR01K,VCRAK or VCRDK.  
These kits have a specific module,VCA or VCA1D, to insert into the amplifier through the setting panel.  
Installation:  
1 - Remove BYP12 bridge.  
2 - Insert VCA/VCA1D module.  
- Insertion key. It prevents the module from  
being inserted in the wrong way.  
14  
11  
ACCESSORIES  
TECHNICAL FEATURES  
VCR01K,VCRAK and VCRDK  
SIZE FOR FIXING  
LRx 5.600 can accept one of the optional kits that allow the subwoofer volume remote control.  
VCR01K and VCRAK are analogue and special for sub; VCRDK is digital and can be used for master  
volume control or for level control of any ways in a multichannel system.  
These kits are available as accessories and consist of three elements:  
1) Volume adjuster (VCR01/VCRA/VCRD);  
445 mm  
412 mm  
2) VCA/VCA1D module to put inside the amplifiers;  
3) Wire to connect VCR01/VCRA/VCRD adjusters to the proper sockets in the amplifier rear panel  
and to the car lights switch, in order to light it up.  
Install VCR01/VCRA/VCRD adjusters in a place you can easily and comfortably reach, according to  
the following connection diagram.  
POWER  
IN OUT  
REMOTE  
Drilling dimensions for fixing  
*
FUSE  
Remote Out  
LRx 5.600  
Yellow/White  
Yellow/White  
POWER SUPPLY  
Output power (RMS) @ 13.8 VDC;THD 1%  
Blue  
Voltage:. . . . . . . . . . . . . . . . . . . . . . . . . . . 11 ÷ 15 VDC  
Idling current: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 A  
Idling current when off: . . . . . . . . . . . . . . . 0.02 mA  
- A config.: 60W x 4 (4 Ohms) + 180W x 1 (4 Ohms)  
- B config.: 85W x 4 (2 Ohms) + 240W x 1 (2 Ohms)  
- C config.(3 Ch.): 170W x 2 (4 Ohms) + 240W x 1 (2 Ohms)  
VCR 01  
0
FILTERS/INPUTS  
Consumption @ 13.8 VDC  
(Max Musical Power):  
- A config. (see Output Power): . . . . . . . . . . . . 33 A  
- B/C config. (see Output Power):. . . . . . . . . 48.9 A  
Front-Rear/Front 3 Ch.:  
12dB/Oct. Hi-Pass (40 ÷ 150 Hz)  
Multichannel:  
Control  
min  
max  
- Woofer:  
12dB/Oct. Band-Pass  
VCR01  
VCRD/VCRA  
(40 ÷ 150 Hz/150 ÷ 5000 Hz)  
- Mid/Tweeter: 12dB/Oct. Hi-Pass (150 ÷ 5000 Hz)  
SUB (IN F-R: Constant Bass):  
AMPLIFIER STAGE  
Black  
Black  
Red  
Distortion THD (1kHz): . . . . . . . . . . . . . . . 0.009 %  
Bandwidth (-3dB): . . . . . . . . . . . . . . . . 4 Hz ÷ 85 kHz  
S/N ratio(A weighed @ 1V): . . . . . . . . . . . . . . 105 dB  
Damping factor (1 kHz, 4 Ohms): . . . . . . . . . . . 240  
Input sensitivity: . . . . . . . . . . . . . . . . . . 0.2 ÷ 5 VRMS  
Input impedance: . . . . . . . . . . . . . . . . . . . . 15kOhms  
FUSE  
(250mA)  
Ground  
FUSE  
24dB/Oct. Lo-Pass (40 ÷ 150 Hz)  
Bypass/ 24dB/Oct. Hi-Pass, 16÷32 Hz  
(pre-set at 20 Hz)  
Red  
Subsonic:  
(250mA)  
Orange  
Pre Out (IN Front): 12dB/Oct. Hi-Pass (40 ÷ 150 Hz)  
Inputs: . . . . . . . IN Front - IN Rear (Pre Out) - IN Sub  
OTHER FUNCTIONS  
Lights  
switch  
Load impedance:  
Remote IN: . . . . . . . . . . . . . . . . . . 7 ÷ 15 VDC – 1 mA  
Remote OUT:. . . . . . . . . . . . . . . . . . . 12 VDC – 10 mA  
Auxiliary power supply (PPS):. 12 VDC – 300 mA  
INVCR (SUB volume)VCA/VCA1D attenuation: 100 dB  
Fuse: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 A  
- Front/Rear (4 Ch. stereo): . . . . . . . . . . . . 4-2 Ohms  
- Front/Rear (2 Ch. mono in bridge): . . . . 4 Ohms  
- Sub: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 – 2 Ohms  
Ground  
+
-
Nominal output power (RMS)  
NP @ 12VDC;THD 0.3%: . . . . . . . . . . . . . . . . . . . . . . .  
60W x 4 (4 Ohms) + 180W x 1 (4 Ohms)  
Battery  
MAX SIZE (L x H x D):  
WEIGHT: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.9 kg  
176 x 56 x 445 mm  
12  
13  

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