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3. Operation Instructions
SELF DIAGNOSIS FUNCTION
"MAX"LED: light off
1.The door of refrigerator
1.Close the refrigerator compartment
"MED"LED: light off
compartment is opened.
door
"MIN"LED: light off
2.Door switch is breakdown.
2.Replace door switch
"QUICK DEODORIZER "
3.Control PCB is breakdown.
3.Replace Control PCB
LED: light off
"QUICK FREEZING" LED
: light on
"MAX"LED: light off
Freezer compartment
Compressor is stopped.
1.Check freezer compartment o
1.Replace freezer compartment of sensor.
"MED"LED: light off
of sensor was open
Refrigerator have not
sensor.
2.Replace Control PCB.
"MIN"LED: light off
circuit.
cooling at all.
2.Check Control PCB of
3.Replace Control PCB.
"QUICK DEODORIZER "
Freezer compartment
Compressor is running
connector.
LED: light on
of sensor was short
all the time.
3.Control PCB is breakdown.
"QUICK FREEZING" LED
circuit.
Refrigerator is over cooling
: light off
at all.
Freezer compartment
Refrigerator have not
of sensor put error of
cooling at all,or over
position
cooling at all.
"MAX"LED: light off
Defrost of sensor
Thermal fuse was cut off
1.Check defrost of sensor.
1.Replace defrost of sensor.
"MED"LED: light off
was open circuit.
in freezer compartment
2.Check Control PCB of
2.Replace Control PCB.
"MIN"LED: light on
Defrost of sensor
The refrigerator have not
connector.
3.Replace Control PCB.
"QUICK DEODORIZER "
was short circuit.
defrosting .
3.Control PCB is breakdown.
LED: light off
Defrost of sensor
Evaporator have over frost
"QUICK FREEZING" LED
put error of position
Refrigerator have not
: light on
cooling at all.
"MAX"LED: light off
ATC of sensor
Refrigerator is over cooling
1.Check ATC of sensor.
1.Replace defrost of sensor.
"MED"LED: light off
was open circuit*.
at all.
2.Check Control PCB of
2.Replace Control PCB.
"MIN"LED: light on
connector.
3.Replace Control PCB.
"QUICK DEODORIZER "
ATC of sensor
Refrigerator have not
3.Control PCB is breakdown.
LED: light on
was short circuit*.
cooling at all.
"QUICK FREEZING" LED
: light off
"MAX"LED: light off
Freezer compartment of 1.Freezer compartment of
1.Check fan motor.
1.Replace fan motor.
"MED"LED: light on
fan motor is opened
fan motor is not runing.
2.Check Control PCB of
2.Replace Control PCB.
"MIN"LED: light off
circuit or locked .
2.Refrigerator have not
connector.
3.Replace Control PCB.
"QUICK DEODORIZER "
cooling at all.
3.Control PCB is breakdown.
LED: light on
"QUICK FREEZING" LED
: light off
"MAX"LED: light off
Freezer compartment
Refrigerator have not
1.Check defroster of heater.
1.Replace defroster of heater
"MED"LED: light on
defrost abnormal
defrosting.
2.Check Control PCB of
2.Replace Control PCB.
"MIN"LED: light off
connector.
3.Replace Control PCB.
"QUICK DEODORIZER "
3.Control PCB is breakdown.
LED: light on
4.Thermal fuse was cut off
"QUICK FREEZING" LED
in freezer compartment.
: light on
"MAX"LED: light on
Freezer compartment
1.Freezer compartment
1.Check fan motor.
1.Replace fan motor.
"MED"LED: light off
of fan motor 'rotation is
of fan motor is locking.
2.Check Control PCB of
2.Replace Control PCB.
"MIN"LED: light off
abnormal
2.Freezer compartment
connector.
3.Replace Control PCB.
"QUICK DEODORIZER "
of fan motor is over
3.Control PCB is breakdown.
LED: light off
rotation .
"QUICK FREEZING" LED
3.Freezer compartment
: light on
of fan motor is lower
rotation .
*ATC sensor is to measure atmosphere temperature . ATC sensor put on operation board.
Door opened alarm.
6
H31
7
H38
5
H29
H07
No CODE
4
2
H01
Operation PCB Display
3
Solve
1
U10
H05
Content
Confirm point
Symptom
Refrigerator have not
cooling
cooling
*When "QUICK FREEZING" LED indicate red bright. Press "QUICK FREEZING" botton 10~13 sec plus than going into SELF DIAGNOSIS
-7-
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