Button Doesn't Work - LG WT4801CW Service Manual

BUTTON DOESN'T WORK

Is the connector connected to
Main PCB / Display
PCB disconnected or
disassembled?
Connecting connector
Main PCB~ Display PCB
No
Is the button of
panel stuck?
No
Reconnect or
Repair the
Yes
connector
Yes
Repair the button
Is the display PCB broken?
(check the buzzer sound and
LED light
while push the button )
34
Replace the
Yes
DISPLAY
PCB ASSEMBLY