Button Doesn't Work - LG WM2901H*A Series Service Manual

BUTTON DOESN'T WORK

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