Extron electronic HDMI 201 Rx AAppendix A, Reference Information, Modulated IR pass through

Installation and Operation, cont’d

Modulated IR pass through

Figure 2-28 shows an installation in which the Tx/Rx pair sends a modulated infrared (IR) signal across the link. On the Tx side, control system is connected to the Tx pin (the modulated IR signal) and the Gnd (signal ground) on the transmitter. An IR emitter is connected to the Tx and Gnd receiver output.

	Flat Panel Display
INPUT	w/ IR Control
HDMI
Ground
AUDIO-R

	RS-232				IR Emitter
Control	PASS THRU AUDIO-L
	Rx	TP 1	POWER		HDMI 201 Rx
System	Tx
			0.4A MAX		HDMI OUTPUT PASS THRU
			12V		RS-232
			1	2	Tx Rx
Modulated IR		TP 2	HDMI 201 Rx

HDMI 201 A D Tx

Figure 2-28 — Installation routing modulated IR

HDMI 201 Tx/Rx

AAppendix A

Reference Information

Specifications

Part Numbers

Decora Template Dimensions

2-32 HDMI 201 Tx/Rx • Installation and Operation