HCL HCM9LWAN21 Service Manual page 16

19"W LCD Color Monitor
Power Board
AC input
100V~240V
VEMI filter
IC Power Supply
Switching MOS
12V DC
IC Power Supply
Converter
Transformer
Rectifier
Power Switching
PWM Control IC
Sense Resistor
Photo Couple
Transformer
PWM Control IC Open Lamp Protection
Output
Rectifier
Sampling
Resonance NET
Current Sampling
16
HCL HCM9LWAN21
Inverter
12V
Circuit
High Voltage Output