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SPIDIF LED
Green LED is on when SPDIF OUT port outputs the the
audio signal returned from SPDIF IN on receiver.
Two USB 2.0 ports
Connect to USB device.
SWITCH
Press the button to switch the output audio signal source for
SPDIF OUT and L/R OUT port.
SERVICE port
Firmware update port.
DC 24V
DC 24V input for 24V 1A power adapter.
Note that the extender supports PoC function, it means that either
transmitter or receiver is connected to 24V/1A power supply,
the other doesn’t need power supply.
HDBT IN
RJ45 connector for connecting the HDBT OUT port of
transmitter with CAT 5e/6 cable.
HDMI OUT
HDMI output for display.
IR IN
IR input port for receiving the signal of IR remote.
IR OUT
IR output port for control of display device. This IR output signal
is from IR IN port of transmitter.
SPDIF IN
SPDIF connector for optical audio input.
RS-232
3-pin Phoenix connector for RS-232 command transmission.
The RS-232 command will pass-through from transmitter to
receiver or receiver to transmitter.
LAN
Connect to Internet device such as PC or laptop.
5.3
Audio Signal Output Switching
Switch the output audio signal source for SPDIF OUT and L/R OUT port
via the “Switch” button on the panel (the corresponding LED will illuminate).
The states of ARC LED and SPDIF LED indicate the specific output audio
signal source, as shown in the table below:
ARC LED
State
SPDIF LED
State
Output Audio Signal Source for SPDIF OUT port
and L/R OUT port
On
Off
The audio signal returned from HDMI (display device)
on receiver
Off
On
The audio signal returned from SPDIF IN on receiver
Off
Off
The audio signal extracted from the transmitter
