Read LG WD-13NEW Service Manual online
21
NO POWER
8-2.FAULT DIAGNOSIS AND TROUBLE SHOOTING
1. Be careful of electric shock if disconnecting parts while troubleshooting.
2. First of all, check the connection of each electrical terminal with the wiring diagram.
3. If you replace the MAIN PWB ASSEMBLY, reinsert the connectors correctly.
2. First of all, check the connection of each electrical terminal with the wiring diagram.
3. If you replace the MAIN PWB ASSEMBLY, reinsert the connectors correctly.
CAUTION
Is the supplied voltage 220-240V AC?
Is the LED (1) on?
Are the connectors (2) on the PWB loose?
Is wire of the DISPLAY PWB ASSEMBLY
broken?
broken?
Replace DISPLAY PWB ASSEMBLY
or repair wire.
or repair wire.
Check the fuse or reset
the circuit breaker.
the circuit breaker.
Replace MAIN PWB
ASSEMBLY.
ASSEMBLY.
Reconnect.
Replace the MAIN PWB
ASSEMBLY.
ASSEMBLY.
FOR LG TECHNICIAN
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