MRC88 / MRAUDIO8X8 QUICK STA RT GUIDE
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Figure 27 – MRC88 Rear Panel Features
MRC88 REAR PANEL FEATURES AND CONNECTIONS
16. Keypad Terminals (8). Each Zone has one RJ-45 jack for Keypad Interface. Each connecto r interfaces the
following: Power (Enough for 1 Prima ry & up to 1 Seconda ry Keypad per Zone), RS-485 Data I/O, and IR
Input.
17. Speaker Terminals (6). Plug-in 4-terminal screw type connectors for zones 1 thru 6, permit speaker wire
sizes up to 12AWG.
18. Composite Video Output (8). RCA type connector sends zone selected source video to the composite video
input on a zone TV or modulator.
19. Status Out (8). Provides a control output of +12 VDC that turns on and off with the zone to drive voltage
sensing relay modules and AC strips.
20. Control Out (8). Mono 3.5mm Mini Phone Jack provides a Control Output that goes high (+12 volts) when
any Zone is first turned ON and goe s low (0 volts) when the last Zone is turned OFF. [Tip=+VDC;
Shield=GND]
21. Remote Amp Control Out (CO1 & CO2). Stereo 3.5mm Mini Phone Jack connects to CONTROL IN jack of
Remote Amp PA435X or PA4100X. Provides STANDBY and MUTE Control of remote Amp from Zone 7
(CO1) and Zone 8 (CO2). [Tip = STANDBY Logic; Ring = MUTE L ogic; Shield = GND]
22. Source Component Input Connections (8)
a) Source Audio Inputs. Gold-plated RCA Jacks for Stereo/Dolby Pro 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 any Xantech SM Series Sensor Module.
23. Source Loop-Thru Connections (8).
a) Audio Loop-Thru. Parallel Connection to Audio Inputs for connecting Audio Source to anothe r MRC-88
in Expanded Mode or to other local devices. This is not an active output.