Extron electronic System 7SC manual IR Communications port wiring options, For the IR Emitter only

Installation, cont’d

The pin assignments are as follows:

ASignal

BDisplay power/current sensor detection

CCarrier & signal

DGnd

E+12 V

Wire the connector using one of the following wiring options.

E D C B A System 7
	IR Comm
IR COMM	Port
	100'
	(30.5 m)
	White Striped Wire Only

C Carrier & Signal

D Gnd*

IR Emitter

For the IR Emitter only

E D C B A	System 7
	IR Comm
	Port
IR COMM

CCarrier & signal

DGnd

E+12 V

To IR Broadcaster with emitter port (#60-272-02)

For the IR Broadcaster with emitter port

E D C B A	System 7
	IR Comm
	Port
IR COMM

A Signal

D Gnd

For a wired projector remote port

To the projector's wired remote port

(Connector type and pin configurations may vary depending on the projector model.)

IR Communications port wiring options

For some projectors the emitter must be used together with the IR Broadcaster. Refer to the IR Broadcaster User’s Guide (part #68-392-02) or contact an Extron support representative for details.

6Projector control port — Connect a cable between the projector and this

3.5 mm, 10-pole captive screw connector for RS-232 or RS-422 one- or two- way projector/display device control. Commands from a downloaded projector control program or user-defined command strings entered via the Windows-based control program can be sent to the display device from this port.

Use the following illustration as a guide to wiring the connector. Wiring will vary depending on the projector model. In most cases only the transmit (Tx) and ground connections will be needed.

2-10 System 7SC • Installation