Table of Contents
Advertisement
Service Manual
Model No.:
3-2-1 Function Description:
Main Board
Process signal which incept from exterior equipment then translate into signal that panel
can display.
3-2-2 Connector definition
Main board connector
Power connectors (CN102, CN101)
Pin number
1
2
3
4
5
Notes:
CN102-Pin 2: Backlight on/off:
The system can turn on or turn off the backlight of TFT LCD Panel through the power
supply unit path.
CN101-Pin 5: System power on / standby
System board will use this pin to control system power.
CN102-Pin 3: Control the luminance of backlight
The system can generate the PWN signal to control the strength of TFT LCD Panel's
backlight through this connector
CN102
N C
Signal name
+5V
BL- O N/OFF
BRIGHT
NC
GND
CN101
Pin number
Signal name
1
GND
2
GND
3
+5V
4
+5V
5
POWER ON/OFF
6
+5VSTB
7
+5V
8
+5V
9
GND
10
GND
11
GND
12
+12V
13
+12V
- 09 -
Advertisement
Table of Contents
