Fault Diagnosis And Trouble Shooting - LG WM1377HW Service Manual

8-2.FAULT DIAGNOSIS AND TROUBLE SHOOTING

CAUTION
1. Be careful of electric shock or disconnecting the parts while trouble shooting.
2. First of all, check the connection of each part terminal with wiring diagram.
3. If you replace the PWB ASSEMBLY, Put in the connectors correctly.
NO POWER
When measuring the voltage of the outlet,
is the voltage AC 120V~?
Is the led(1) on?
Is connector(2) disconnected or
disassembled?
Is wire of the PWB ASSEMBLY disconnected?
Replace PWB ASSEMBLY
20
Check the fuse?
Replace MAIN PWB
ASSEMBLY
Reconnect the Noise
Filter ASSEMBLY
Reconnect the PWB
ASSEMBLY