ViewSonic VLCDS23722-1W Service Manual page 11

Inverter(RUNTP5463T8----)
CN1: Inverter Input Terminal
CN2, CN3:Output Terminal for LCD Panel Back-light
ViewSonic Corporation
1 Vin Supply Voltage for Inverter unit (DC +12)
2 GND
3 DimmingDimming range(0.4~4v)
4 ON/OFF ON:5V OFF:0V
5 ON/OFF ON:5V OFF:0V
Pin No. Symbol Function
1 High High Voltage for Backlight power supp
2 Low Low Voltage for Backlight power supp
8
Confidential – Do Not Copy
VE500-1