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23” LCD Color Monitor BenQ G2320HDB
40
Power Board
ON/OFF
PID
EMI filter
Start Resistor
(R904, R905)
PWM Control
(IC901)
Transformer
AC input
16V
Feedback
Circuit
Transformer
(PT801)
MOSFET
(Q805, Q806)
Lamp
5V
Bridge Rectifier
and Filter
Feedback Circuit
Rectifier diodes
Output Circuit
PWM Control
(IC801)
Power Switch
(
Q901
)
Photocoupler
(IC903)
16V
DIM
Summary of Contents for G2320HDB
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