64
4-5. Self-Diagnostics Function
NO Error items LED Display Details Remarks
01
ICE MAKER
SENSOR
Ice Maker sensor connector missing;
contact failure, electric wire cut, short-
circuit; Ice Maker sensor failure; and so on
The voltage should be within the range of
4. 5V~1.0V between MAIN PCB CN90 # 3
and # 4.
02
REFRIGERATOR
SENSOR
Refrigerator sensor connector missing;
contact failure, electric wire cut, short-
circuit; Refrigerator sensor itself failure;
and so on
The voltage should be within the range of
4.5V~1.0V between MAIN PCB CN30 # 6
and # 7.
03
REFRIGERATOR
DEFROST
SENSOR
Refrigerator evaporator internal defrosting
sensor connector missing; contact failure,
electric wire cut, short-circuit; sensor itself
failure; and so on
The voltage should be within the range of
4.5V~1.0V between MAIN PCB
CN30 # 6 and # 8.Indicate Error when the
temperature sensed by Refrigerator
defrosting sensor is higher than 65.5℃ or
lower than –58℃.
04
REFRIGERATOR
FAN ERROR
Refrigerator Fan motor operation failure;
feedback signal line contact failed, electric
wire cut, short- circuit; and so on
The voltage should be 7V~12V between
MAIN PCB CN72 #5(ORANGE) and
#7(GRAY).
05
ICE MAKER
function
ERROR
Ice-ejector and level failed three times or
more
Push the test button, Ice Maker should
work.
06
CoolSelect
ZoneTM sensor
CoolSelect Zone
TM
sensor connector
missing; contact failed, electric wire cut,
short-circuit; CoolSelect ZoneTM sensor
itself failed; and so on.
The voltage should be within the range of
4.5V~1.0V between MAIN PCB CN51 # 13
and # 14.
Error items of self-diagnostics
4. Troubleshooting and major adjustment