HCL HCMELWBT11 User Manual

18.5” LCD Color Monitor HCL HCMELWBT11
16
5.2.2 Power Board
DIM
EMI filter
Start Resistor
R904, R932, R933
PWM Control
(IC901)
Transformer
AC input
12V
ON/OFF
Feedback
Circuit
Transformer
(T801)
MOSFET
(Q802)
Lamp
5V
Bridge
Rectifier
and Filter
Feedback
Circuit
Rectifier
diodes
Output
Circuit
PWM Control
TL494IDR
(IC801)
Power Switch
（Q901）
Photocoupler
(IC902)
12V
Transistor
（Q805,Q808）

HCL HCMELWBT11 Specifications

General

Brand	HCL
Model	HCMELWBT11
Category	Monitor
Language	English