Extron Electronics FOXBOX Tx_Rx HDMI User Guide - Manual (Page 12)

c
Audio connector — Plug an audio input into the transmitter via this stereo mini jack
connector.
NOTE: See figure 3 to identify the tip, ring, and sleeve when you are making
connections for the transmitter from existing audio cables. A mono audio
connector consists of the tip and sleeve. A stereo audio connector consists
of the tip, ring, and sleeve.
Tip (+)
Sleeve ( ) Sleeve ( )
Ring (-)
Tip (+)
RCA Connector
3.5 mm Stereo Plug Connector
(balanced)
Figure 3. Typical audio connectors
The input audio level can be set via an SIS command to the transmitter or using the
FOX Extenders Control Program .
d
RS-232 Over Fiber port — If you want the FOXBOX to pass serial command
ALARM
Tx Rx 1 2
RS-232
OVER FIBER
signals to the receiver, for serial control of a projector for example, connect
the host device to the transmitter via the first three leftmost poles (Tx, Rx,
and
_ ) of this 5-pole captive screw connector (see “ RS-232 connections “
on page 13 to wire this connector).
NOTES: • If you connect only one fiber optic cable ( item f , on the next page),
or you configure the receiver for daisy-chaining, you will not receive
reports from the controlled device. To receive responses from the
controlled device, you must install two fiber optic cables and leave
link 2 enabled (via an
SIS command to the receiver or using the FOX
Extenders Control Program ).
• The FOXBOX can pass RS-232 commands and responses at rates up to
115200 baud.
e
Alarm outputs port — For remote monitoring of the status of fiber optic
ALARM
Tx Rx 1 2
RS-232
OVER FIBER
link 2, connect a locally-constructed or furnished monitoring device to the
transmitter via the two rightmost poles (1 and 2) of this 5-pole captive screw
connector. When the transmitter does not detect a light link on fiber cable
Rx (optional), pin 1 and pin 2 of this port are shorted together. (see “
Alarm outputs
connection “ on page 13 to wire this connector).
FOXBOX Tx/Rx HDMI • Installation and Operation 6