Open the freezer door.
Prize up one side of the light cover.
Remove the light cover.
Unscrew the screws of light bracket.
Take out the light as well as the bracket.
Disconnect the connector.
Power on the appliance, measure the voltage of terminal of the door.
DIAGNOSIS 1
PROCEDURE 1
Prize up the LED PCB cover with screwdriver.
Remove the LED PCB cover.
Replace the LED PCB.
Reverse above steps to reinstall the new light.
CHECK AND TEST 2
Power on the appliance and open door to check if the light turns on or not.
DIAGNOSIS 2