Lenovo D170 Wide Service Manual page 17

17" 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
Circuit
Transformer
Over
Voltage
Rectifier
Transformer
diodes
Feedback
Over
Voltage
Circuit
Protect
MOSFET
PWM
Control IC
17
Lenovo D170 Wide
CN902
5V
12V
ON/OFF
ON/OFF
Control
DIM
DIM