Power Board - Philips 227E3QSU/93 Service Manual

5.2 Power Board

AC input
LED Bar
Bridge
EMI filter
Rectifier and
Filter
Start Resistor
(R905, R908, R909)
PWM Control
LD7750RGR
(IC901)
Feedback Circuit
OVP Circuit
Rectifier
Transformer
Diodes
(T901)
Q901
Feedback Circuit
Photocoupler
(IC902)
Boost Circuit
Setup-up Controller
OZ9998AGN
(IC801)
Meridian 3
15
16V
5V
16V
DIM
ENA