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LG Flatron L1953S - POWER BLOCK DIAGRAM

LG Flatron L1953S
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- 13 -
BLOCK DIAGRAM-POWER
LAMP
High
Low
POWER INVERTER
Inverter
Control
IC
P-ch
N-ch
Inverter
Trans
SMPS
Lamp
Current
Feedback
Over
Voltage
Protection
Power
Control
IC
Feedback
Line Filter
LN
Drive Block
12V
12V
5V
Inverter On/OFF (3.3V)
Dimming (Lamp Current Control)
Aux
Drive
Start
Module Vcc
Main Board
(Scaler &
DC DC
converter)
12V
5V

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