Philips 231T1SB/00 Service Manual page 23

Meridian 1
23
5.2.2 Power / Inverter Board
AC Input 16 V
Bridge
Rectifier
Transformer
EMI Filter Rectifier
Diodes
and Filter
5 V
Start Resistor
(R904, R905)
Feedback
PWM Control
Circuit
Power Switch
(IC901)
(Q901）
Photocoupler
(IC903)
Output
Transformer
16 V
Circuit (PT802)
Lamp
5 V
PWM Control
Feedback
ON/OFF
OZ9938GN-B
Circuit
(IC801)
DIM