Extron electronic HDMI 201 Tx/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.

	IR Emitter		HDMI 201 Rx	RS-232PASS THRU	Tx Rx
FlatPanel Display w/ IR Control				HDMI OUTPUT
			12V 0.4AMAX		12	HDMI201 Rx
			POWER
			TP 1			TP 2
INPUT HDMI	AUDIO-R	232-RS THRUPASS	Rx Tx			A201D Tx
		AUDIOL-
						HDMI
	Ground					Modulated IR
		Control System

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