Acer AM678 Посібник - Сторінка 26

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4. VK-713 Control Panel Board

4.1 Description

The VK-713 is designed to offer a user interfaced control panel which passes and receives
signals to and from VK-713 display control board.

4.2 Connector and Switch Locations

4.3 Connector type

Location
J4
J2
J1
J3
JP1

4.4 Connector pin Assignment

4.4.1
J4
Pin NO.
1
2
3
4
5
6
7
8
4.4.2
J2
Pin NO.
1
2
3
4
5
6
7
8
Type
Maker
4301-08
E&T
4301-11
E&T
87502-0200
ACER
87502-0200
ACER
SCJ-0348-C
SC
Signal
KEY-LEFT
KEY-RIGHT
KEY-DOWN
KEY-UP
KEY-POWER
GND
LED-G
LED-Y
Signal
+5 VDD
Volume
L OUT+
L OUT-
AGND
HP-S
HP-L
HP-R
Number of pins
8
11
2
2
9
Comment
Function select counter-clockwise key
Function select counter-clockwise key
Adjust down key
Adjust up key
Power ON/OFF key
GND
Power is ON
Power is OFF
Comment
Volume Control
Volume Control
Audio Output L+
Audio Output L-
Audio GND
Audio Earphone sensor
Audio Earphone Output L
Audio Earphone Output R
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