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Modulated ir pass through application, Figure 29. installation routing modulated ir – Extron Electronics HDMI 201 User Manual

Page 33

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Modulated IR Pass Through Application

Figure 29 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.

INPUT

RS-232

PASS THRU

AUDIO-R

HDMI

AUDIO-L

Rx
Tx

TP 1

Ground

Control

System

Modulated IR

TP 2

HDMI 201 Rx

HDMI 201 A D Tx

POWER

12V
0.4A MAX

1

2

HDMI OUTPUT

RS-232

PASS THRU

Tx Rx

HDMI 201 Rx

IR Emitter

Flat Panel Display
w/ IR Control

Figure 29.

Installation Routing Modulated IR

HDMI 201 • Installation and Operation

29