Audio Connector; Main Board Pin Assignment Introduction - Acer AL1913 Service Manual

5.6 Audio Connector (Optional)

5.7 Main Board Pin Assignment Introduction

5.7.1 CN1 Pin assignment
Pin No.
1
2 INV_ON/OFF
3
4
5
6
7
8
5.7.2 CN2 Pin assignment
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12 KEY_DOWN
13
14
15 SOURCE_SEL
Phone Jack, d=3.5mm
Symbol
INV_ADJ
GND
GND
GND
VIN_19V
VIN_19V
VIN_19V
Symbol
GND
GND
GND
AUDIO/L-
AUDIO/L+
AUDIO/R-
AUDIO/R+
PWR_SW
LED_O
LED_G
KEY_UP
MENU
AUTO_ADJ
Description
Inverter enable
Brightness Adjustment
Ground
Ground
Ground
Input source
Input source
Input source
Description
GROUND
GROUND
GROUND
AUDIO OUTPUT
AUDIO OUTPUT
AUDIO OUTPUT
AUDIO OUTPUT
POWER KEY
ORANGE LED
GREEN LED
UP KEY
DOWN KEY
MENU KEY
AUTO ADJUSTMENT
INPUT SOURCE SELECTION
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