Troubleshooting Without Error Codes; Power Failure Or No Power - LG F4J8GNP2W Service Manual

8. TROUBLESHOOTING WITHOUT ERROR CODES

PF (Power Failure or no power)
Is the Power Plug connected
firmly to the power outlet?
And is the supply voltage
220~240V AC?
Is Multi-plug socket used ?
Is the Connector connected correctly to
the Main PCB and the
Is the Harness alright ?
Noise Filter
Is Red LED ON while power supplied ?
Is the connectors connected
Correctly to the Display
PCB?
YES
NO
Noise Filter ?
PCB
YES
YES
Main PCB
Reconnect
NO
Check the fuse or
reset the circuit breaker.
Don't use
YES
Use Single Plug
washing machine.
NO
Reconnect or repair the
Or replace the
NO
Check and replace
Check connectors otherwise.
YES
Replace
Power Plug firmly.
Multi-plug socket.
socket for
Connector
Harness .
Main PCB .
Display PCB .
.