1. 6 Keypad control connections provide 12VDC power, common ground, RS-232 transmit, IR Data IN
and 12VDC control output triggers. CT310/300 has three keypad control connections. See page 14.
2. 6 Zone Audio/Video Line outputs for external amplification (factory fixed output) and video monitors
(1 per zone). On Screen Display (OSD) menu access is only provided through the zone A video output.
See page 19.
3. 9 Buffered Audio/Video outputs for daisy-chain applications. See page 18.
4. FM Antenna connection. (Internally split for the two tuners in the CT610/310/602). See page 23.
5. 9 Audio/Video shared Source inputs that can be shared throughout all zones. See page 17.
6. 9 Infrared emitter outputs for IR routing. 1/8” (3.5mm) mini jack. See page 18.
7. Removable four position phoenix speaker connections. Speaker connections are 4 ohm stable.
See page 12.
8. AM Antenna connection. See page 23
9. RF Antenna connection. (Not supported)
10. 6 Zone dedicated Audio/Video inputs for local sources, one per zone. See page 20.
11. 2 Common control connections with up to 24VAC or DC sensing. The RJ-45 jack can be used for
computer interface and communicating with other RS-232 devices.
One common control on CT310/300. See page 22 and page 48.
12. AC Power inlet and AC fuse. See page 12.
CT Receiver Back Panel
