Power Board - AOC Envision H2276WDL Service Manual

5.2 Power Board

AC input
EMI filter
14.5V
DIM
ON/OFF
Bridge
Rectifier
and Filter
Start Resistor
(R926)
PW Control
LD7904JGP
(IC901)
L801
PWM Control
OZ9998BGN
(U801)
Transformer
(T901)
Power Switch
(Q903)
Photo coupler
(IC902)
D801
Q801
17
Rectifier
diodes
Feedback
Circuit
LED
(CN804)
14.5V
5V