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5. Operation Controls and Functions
Front Panel
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Rear Panel
OUTPUT
PWR
HD A HD B
INPUT
HD 4
HD 3
HD 2
HD 1
LP B
LP A
LOOP
RS232
AUDIO OUTPUT
LAN
L / R
OUTPUTS
TOSLINK
HD B
HD A
HD 4
HD 3
HD 2
HD 1
INPUTS
LOOP OUT
B/MAIN
A
BALANCED OUT
RS232-CTL
UPDATE
SERVICE
CONTROL
12V/3A
L+ L- R+ R-
TX RX
TX RX
1
1
2
3
2
4
3
4
8
5
7
6
4
No.
Name
Function Description
1
Power LED
2
Power LED will be on when the unit is powered on.
3
The LED will be on when the corresponding HDMI output port is
connected to HDMI display device.
4
INPUT LED
The LED will be on when the corresponding HDMI input port is
connected to active HDMI source device.
LOOP LED
The LED will be on when the corresponding LOOP OUT port is
connected to HDMI display device.
OUTPUT LED
OUTPUTS
HDMI signal scaling output for video wall.
4
No.
Name
Function Description
1
INPUTS
2
HDMI signal input ports, connect to HDMI source device such
as DVD or PS4 with HDMI cable.
3
4
LOOP OUT
HDMI signal loop out ports. Loop out HDMI A/B signal to
downstream.
DC 12V/3A power supply port.
12V/3A
GND
Ground the product housing.
5