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Extron Electronics FOXBOX SR HDMI User Guide User Manual

Page 11

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NOTES: • Ensure that you use the proper fiber cable for your transmitter/receiver

pair. Typically, singlemode fiber has a yellow jacket and multimode cable
has an orange or aqua jacket.

Only one fiber optic cable, transmitter-Tx-to-receiver-Rx, is required for

video, audio, and serial command transmission. However, if you connect
only one fiber optic cable, or if your receiver is configured to daisy-chain
the optical signal:

The HDMI signal output by the receiver is not HDCP-compliant.

You will not receive RS-232 reports from the controlled device.

To receive responses from the controlled device and for HDCP
compliance, you need to install both fiber optic cables and leave link 2
enabled (via an

SIS command

to the receiver or using the

Signal

Processing Product Control Program

).

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Rx — For all one-way video, audio, and serial communications from the transmitter
to the receiver, connect a fiber optic cable to the Rx LC connector.
Connect the free end of this fiber optic cable to the Tx connector on a FOXBOX Tx
transmitter or to any other compatible Extron FOXBOX device.

Å

Tx (optional) — Connect a fiber optic cable to the Tx LC connector for either of
the following functions:
Normal configuration — For all one-way return serial communications from the
receiver to the Rx connector on a compatible transmitter (see figure 3).
Daisy chain configuration — For daisy-chained video, audio, and serial
communications to the Rx connector on another receiver (see figure 4).

NOTE: The Tx connector emits light in either case and the Rx port receives light.

Connect the free end of this fiber optic cable to either of the following:

The Rx connector on a compatible transmitter or to any other compatible Extron
FOX device

The Rx connector on another receiver in the daisy chain

Tx Link and Rx Link LEDs — When lit, the link is active (light is received).

b

HDMI Output connector — Connect a video display to this HDMI connector (see

HDMI connector

“ on page 7 for pin assignments).

c

HDMI Audio switch — This switch mutes (Off position) and unmutes (On position)

the embedded audio output on the HDMI output connector. The audio on the captive
screw output always remains active regardless of the setting of this switch.

d

Audio output connector — Connect audio devices, such as an audio

L

R

AUDIO

amplifier or powered speakers to this 5-pole, 3.5 mm captive screw
connector to output the transmitted, unamplified, line level audio (see

Audio output connector

“ on page 9 to wire a captive screw connector

for the appropriate output type and impedance level).

FOXBOX SR HDMI • Installation

5