－15－
1) SELF DIAGNOSIS AT FIRST POWER ON
1-1) As the power applied to the refrigerator first time, all dispays show operating and run the self diagnosis.
1-2) If no problem foundes, display returns to normal mode
1-3) If probiem foundes, on and off the related display lamp and start alarming.
1-4) Lamp displayed until the problem solved or seif diagnosis cancelled.
1-5) After problem solved the display mode return to nomal.
1-6) After refrigerator repaired, sure to power off and on to run self diagnosis.
1-7) Refer to belows for problem and related displays.
NO
1
2
3
4
5
SYMPTOM
Refrigerator sensor houslng disconnection
Faulty connection
Wire open or short
Faulty sensor
Refrigerator defrost sensor houslng
disconnection
Faulty connection
Wire open or short
Faulty sensor
Room-Temp senser LEAD disconnection
Faulty connection(PCB MAIN)
Wire open or short
Faulty sensor
Freezer defrost sensor houslng
disconnection
Faulty connection
Wire open or short
Faulty sensor
Freezer defrost sensor houslng
disconnection
Faulty connection
Wire open or short
Faulty sensor
REMARK
R-SENSOR temperature is over
+50℃ or below -50℃
RD-SENSOR temperature is over
+50℃ or below -50℃
Room-Temp sensor temperature
is over +50℃ or below -50℃
ZF-SENSOR temperature is over
+50℃ or below -50℃
FD-SENSOR temperature is over
+50℃ or below -50℃
ITEM
R-SENSOR
RD-SENSOR
ROOM-TEMP
SENSOR
F-SENSOR
FD-SENSOR
DISPLAY LED
Refrigerator
“LOW”
Refrigerator“MID”
Freezer“LoW”
Freezer“LOW,MID”
Freezer“MID”
( SELF-DIAGNOSIS DISPLAY TABLE) )
5. SELF DIAGNOSIS
