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Back Panel
1. RS-232 serial port for control
2. IR control in port for included infrared receiver module
3. Ethernet port for HDMI Ethernet Channel (HEC) capable devices
4. Digital (S/PDIF) output for digital audio
5. HDMI output for displays
6. HDMI input for source components such as: DVD, BluRay player, game consoles, or computer
7. Connect included power supply here
DC 5V
ETHERNET
S/PDIF
OUT
HDMI OUT
HDMI IN
AT-HD4-V42
RS-232
IR IN
INT
EXT
LEARN EDID
POWER
SOURCE
SELECT
4X2 “HIGH SPEED” HDMI SWITCH
AT-HD4-V42
3D
1
2
3
4
2CH
LPCM 5.1/7.1
BITSTREAM
Remote Control
1
1
1
2
2
2
7
5
5
5
3
3
3
4
4
4
6
6 7
1. On and Off Button
2. Source selection. Press the number that matches the source you wish
to use
3. Turns on HDMI output port 1
4. Turns off HDMI output port 2*
5. Turns off HDMI output port 1
6. Turns on HDMI output port 2*
7. Turns on both HDMI output ports 1 and 2*
*For use with the AT-HD4-V42
Panel Descriptions
Front Panel
1. Infrared Sensor for the remote control
2. Green LED indicators will light up when receiving a signal status
3. Blue LED indicators will light up when selecting a source or on auto-detect
Note: Pressing the lighted input will de-select the input and put the switcher into ARC mode
4. Green LED Extended Display Identification Data (EDID) control which will light up when the option is
chosen. When pressed longer than 3 seconds a red LED will light up to indicate that the EDID was copied.
5. Red LED will light up when the power is on.
DC 5V
S/PDIF
OUT
HDMI OUT
HDMI IN
RS-232
INT
EXT
LEARN EDID
POWER
SOURCE
SELECT
4X1 “HIGH SPEED” HDMI SWITCH
AT-HD4-V41
AT-HD4-V41
3D
1
2
3
4
2CH
LPCM 5.1/7.1
BITSTREAM
IR IN
ETHERNET
1
2 3
4
5
6
7
8
9
0
POWER
CR-22