Hisense QR Serie Manuel D'entretien page 70

BUTTON DOESN'T WORK
Is the connector connected
to PCB / display LED
disconnected or
disassembled?
No
Is the button of panel stuck?
No
Reconnect
Yes
or repair the
connector
Repair the
Yes
button
2
Is the display PCB
broken?(check the buzzer
sound and LED light while
push the button.)
Repair the
Yes
PCB /
Display LED