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4. VK-903 Function Control key Board
4.1 Description
The VK-903 is designed to offer a user interfaced control panel which passes and receives
signals to and from VL-903 display control board.
4.2 Connector and Switch Locations
4.3 Connector type
Location
Type
Maker
Number of pins
J1 4500-5 E&T
5
J4 4500-8 E&T
8
J3 87502-0200
ACER 2
J2 87502-0200
ACER 2
D5
LED LED 3
4.4 Connector pin Assignment
4.4.1 J1
Pin NO.
Signal
Comment
1
L+
Audio Left + Channel Output
2
L-
Audio Left – Channel Output
3 GND
Audio GND
4
R+
Audio Right + Channel Output
5
R-
Audio Right - Channel Output
4.4.2 J4
Pin NO.
Signal
Comment
1
LED-Y
Power saving mode
2
LED-G
Monitor is ON
4 GND
GND
5
KEY-POWER
Power ON/OFF key
6
KEY-AUTO
Auto Adjusting and Input Mode Selection
7
KEY-MENU
Function Selection enable
8
KEY-UP
Function select and Adjust UP
9
KEY-DOWN
Function select and Adjust Down
Содержание AL1731
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