LG GC-B379S*QA Service Manual page 26

Show ERROR CODE on display panel (For models GC-B379S*CA/GC-B409S*CA).
Internal display
NO
1.
Failure of Freezer sensor
2. Failure of Refrigerator sensor
3. Failure of defrost sensor
Poor of defrost
4.
5. Failure of Ambient sensor
6.
7.
OFF ON
NOTE
When Should read EXPRESS FRZ. button and
FREEZER Temp button are pushed and held for 1 second or
longer, ERROR CODE of Ambient sensor is expressed.
Operation control for each failure (Failure Mode)
NO Classification
1. Normal
Freezer sensor failure
2.
3. Fridge sensor failure
4. Defrost sensor failure
5. Ambient sensor failure
6.
Defrost failure
Main PCB
7.
Connection failure
Abnormal Cooling Fan
8.
Abnormal Freezing Fan
9.
1. 2.
-15 · -20 · -23 °C 6 · 3 · 0 °C
5 · -4 · -9 °F
43 · 37 · 32 °F
EXPRESS FRZ. FREEZER FRIDGE
ITEM
ERROR CODE
1.
(NOTE 1)
All off
All off
COMP Fan of Engine section
15min ON 15min ON/
15min OFF
15min OFF
ON/OFF
(Recycle)
MICOM FUNCTION & PCB CIRCUIT EXPLANATION
ECO FRIENDLY
2.
All off
All off
All off
All off
All off
Operation control
FAN of freezer
(Standard
Operation)
ON/OFF
(Recycle)
227 26
Defrost heater Damper of refrigerator
Sensor failure time
10min
OPEN/15min CLOSE
No defrost
(Return immediately)
(No compensation of
ambient temperature)