Read LG 41379 Service Manual online
31
BUTTON DOESN’T WORK
Is the connector connected
to Main PWB / Display
PWB disconnected or
disassembled?
to Main PWB / Display
PWB disconnected or
disassembled?
Reconnect or
Repair
the connector.
Repair
the connector.
Yes
Is the display PCB broken?
(check the buzzer sound
and LED light while push the
button.)
(check the buzzer sound
and LED light while push the
button.)
Replace the
DISPLAY
PWB
ASSEMBLY.
DISPLAY
PWB
ASSEMBLY.
Yes
Is the button of panel stuck?
Repair the
button.
button.
Yes
No
No
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