Dell E228WFPc - Page 25

22"LCD Color Monitor Dell E228WFPc
25
5.2.2 Inverter and Power Board
EMI
Bridge
Rectifier
and Filter
Start Circuit :R905
PWM
Control
IC
Over
Voltage
Protect
AC input
14V
PWM
Control IC
Feedback
Circuit
Rectify and
Output
Circuit
Transformer
MOSFET
Over
Voltage
Protect
Lamp
ON/OFF
ON/OFF
Control
Rectifier
diodes
Feedback
Circuit
Transformer
DIM
5V
CN902