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34
150B3B LCD
Repair Flow Chart
No Raster
Check
Powe board
12V/3.3V/5V DC
No
Yes
Bad AC adapter
Power Board
Check
video signals input
interface
Replace inverter
panel
No
Video source
Yes
Check
Inverter panel
620VAC with load
No
OK
Replace fluorescent
lamp
Replace main panel
No
Front control key
does not work
Check
Front control panel
(Key & SW)
Yes
Check
Signal connectors
1712, 1503
Replace main panel
Yes
Содержание 150B3B
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