Asus VK222U Service Manual page 23

22" LCD Color Monitor
5.2.2 Inverter/Power Board
AC input
EMI filter
Start Circuit: R904, R932, R933
Lamp
Feedback
Circuit
Bridge
Rectifier
and Filter
PWM
Control IC
Output
Transformer
Circuit
Over Voltage
Rectifier
Transformer
diodes
Feedback
Circuit
MOSFET
PWM
Control IC
（IC801）
23
ASUS VK222U/S
CN902
5V
12V
ON/OFF
ON/OFF
Control
DIM