Page: 8 Model MRC44
© 2002 Xantech Corporation
COM
PORT
IR OUT
IR
1 2 3 4 COMMON
GND
FUSE 6 AMP
SLOW BLOW
AC 120V
60 HZ 3A
240 WATTS
AUDIO LEFT
AUDIO RIGHT
1234
SENSE SENSE SENSE SENSE
VIDEO
12 34
VIDEO
STATUS
K
E
Y
P
A
D
VIDEO
STATUS
K
E
Y
P
A
D
VIDEO
STATUS
K
E
Y
P
A
D
VIDEO
STATUS
K
E
Y
P
A
D
CONTROL
OUT
LEVEL
RESET
LEFT RIGHT
SPEAKER
+-- --+
LEFT RIGHT
SPEAKER
+-- --+
LEFT RIGHT
SPEAKER
+-- --+
LEFT RIGHT
SPEAKER
+-- --+
WARNING: TO REDUCE THE
RISK OF FIRE OR ELECTRICAL
SHOCK, DO NOT EXPOSE
THIS UNIT TO RAIN,
MOISTURE OR PLACE WATER
FILLED OBJECTS ON THE
PRODUCT.
ATTENTION: RISQUE DE
CHOC ELECTRIQUE
NE PAS OUVRIR.
NO USER SERVICABLE
PARTS INSIDE.
REFER TO OWNERS MANUAL
FOR SAFETY INSTRUCTIONS.
ATTENTION:
POUR UN
REGLAGE
CORRECT, SE
REPORTER AU
MANUEL
DINSTRUCTIONS.
USE CLASS 2
WIRING FOR
LOUDSPEAKERS
CAUTION
NEUTRAL FUSING
MODEL MRC44
CONTROLLER / AMPLIFIER
THIS DEVICE COMPLIES WITH PART 15
OF THE FCC RULES. OPERATION IS
SUBJECT TO THE FOLLOWING TWO
CONDITIONS: (1) THIS DEVICE MAY NOT
CAUSE HARMFUL INTERFERENCE, AND
(2) THIS DEVICE MUST ACCEPT ANY
INTERFERENCE RECEIVED, INCLUDING
INTERFERENCE THAT MAY CAUSE
UNDESIRED OPERATION.
8
7
5
10
9
19 1616
17
11
131218
6
14
15
Figure 3 – The Model MRC44 Controller/Amplifier – Rear Panel Features and Functions
5. Keypad Terminals. Each Zone has one RJ-45 jack for Keypad Interface. Each connector interfaces the
following: Power (Enough for 1 Primary & 1 Secondary Keypad per Zone), RS-422 Data I/O, and IR Input.
6. Speaker Terminals. Plug-in 4-terminal screw type connectors permit speaker wire sizes up to 12 gauge.
7. Composite Video Output. RCA type connector sends zone selected source video to the composite video
input on a zone TV or modulator.
8. Status. Provides a control output of +12 VDC that turns on and off with the zone to drive voltage sensing
relay modules and AC strips.
9. Control Out. Provides a Control Output that goes high (+12 volts) when any zone is first turned on and
goes low (0 volts) when the last zone is turned off.
10. Level Reset. Pressing this button twice within 1 second restores all of the Factory Default Settings for all
zones. The Factory Defaults are as follows:
x Mute Off
x Treble and Bass Flat
x Balance Centered
x Z-Adjust Treble and Bass Flat
x Z-Adjust Balance Centered
x Z-Adjust Max-V Cleared
x Trim Levels Cleared
x IR Code Group set to 48
NOTE: The Control Amp will always return to last set values (plus any unaltered factory defaults) after main
power shut down or after any power interruptions.
11. Source Component Connections
a) Source Audio Inputs. Gold-plated RCA Jacks for line level audio input from source components.
b) Source Video Inputs. Gold-plated RCA Jacks for composite video input from source components.
c) Sense Inputs. 3.5mm Stereo Mini Phone Jacks for use with the CSM1 MRC44 Current Sense Module.
