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27" LCD Color Monitor
5.2 Power Board
AC input
EMI filter
Lamp
Feedback
Circuit
Bridge
Rectifier
and Filter
Start Resistor
(R905,R908，R909)
PWM Control
(IC901)
Output
Circuit
Rectifier
Transformer
diodes
Power Switch
(Q901)
Photo coupler
(IC902)
MOSFET
(Q801)
PWM Control
OZ9998BGN
（U801）
28
AOC M2752VH
+16V
+5V
Feedback
Circuit
+16V
ON/OFF
DIM
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