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6-1. Error Code Summary
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WARNING : When you check the Resistance values, be sure to turn off the power.
And wait for the voltage-discharge sufficiently.
6. TROUBLESHOOTING
1
2
3
4
5
6
7
8
9
10
Normality
Freezer Sensor
Error
Refrigerator
Sensor Error
Defrosting
Sensor Error
Icing Sensor
Error
Poor Defrosting
Abnormality of
BLDC FAN Motor
for Ice Making
Abnormality of
BLDC FAN Motor
for Freezer
Abnormality of
BLDC FAN Motor
for Mechanic Room
Communication
Error
None
Short or Disconnection
of Freezer Sensor
Short or Disconnection
of Refrigerator Sensor
Short or Disconnection
of Defrosting Sensor
Short or Disconnection
of Icing Sensor
Even though it is passed
1 hour since then
Defrosting , if Defrosting
sensor is not over 8°C, it
is caused
It is caused when
feedback signal isn’ t
over 115
seconds during BLDC
FAN motor operating
It is caused when
feedback
signal isn ’ t over 115
seconds during BLDC
FAN motor operating
Communication Error
between Micom of Main
PCB and Display Micom
It is caused when
feedback
signal isn’ t over 115
seconds during BLDC
FAN motor operating
Normal operation of Display
Check each sensor and its
connector.
Temperature Fuse
Disconnection, Heater
disconnection, DRAIN Jam,
Poor Relay for Heater
Poor BLDC Motor
connection, DRIVE IC, and
TR Tx/Rx between icemaker
and main board.
Poor BLDC Motor
connection, DRIVE IC, and
TR Tx/Rx between icemaker
and main board.
Poor BLDC Motor
connection, DRIVE IC, and
TR Tx/Rx between icemaker
and main board.
Poor Communication
connection,Poor TR of
Transmitter and Receiver
Tx/Rx between icemaker
and main board.
Er
Er
Er
Er
Er
Er
Er
Er
Er
FS
rS
dS
IS
dH
IF
FF
CF
CO
NO
Error Detection
Category
Error Generation Factors Remark
Freezer
Temperature
Ref.
Temperature
Error Display