Samsung Electronics
35
②
Lamp in the freezer does not light up
①
Lamp in the refrigeration room does not light up
Start
N
N
N
N
Y
Y
Y
Y
Y
Connect connector,
Faulty connection
Faulty lamp, Replace it
Repair, Replace door S/W
Replace Sub-PCB fuse
Connect connector,
Faulty Connection
Is lamp connected
to connector(pin4)?
Is the
filament coil of lamp short
or faulty?
Is main
PCB connected to Sub-PCB
connector?
Sub-PCB fuse is OK?
Check connector and door S/W.
Replace Sub-PCB
Is there
water in door S/W or connector
well connected?
Start
N
N
Y
N
N
Y
Connect connector,
Faulty connection
Replace lamp
Repair, Replace door S/W
Replace lamp(Filament short)
Is lamp connected
to connector?
Lamp filament
is OK?
Is there rated votage
on lamp connector?
Check connector, door S/W and
lamp Normal
Is there water in
door S/W or connector well
connected?