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NO
Error Detection
Category
1
Normality None
Normal operation of Display
2
Freezer Sensor
Error
Er FS
Short or Disconnection of
Freezer Sensor
3
Refrigerator
Sensor Error
Er rS
Short or Disconnection of
Refrigerator Sensor
Each Sensor have to check
disconnection
Error Generation Factors Remark
Error Display
Freezer
Temperature
Ref.
Temperature
4
Defrosting Sensor
Error
Er dS
Short or Disconnection of
Defrosting Sensor
5
Icing Sensor
Error
Er IS
Short or Disconnection of
Icing Sensor
6
Poor Defrosting Er dH
Even though it is passed 1
hour since then Defrosting,
if Defrosting sensor is not
over 8°C, it is caused
Temperature Fuse
Disconnection, Heater
disconnection, DRAIN Jam,
Poor Relay for Heater
7
Abnormality of
BLDC FAN Motor
for Ice Making
Er IF
It is caused when F/B signal
isn’t over 65 seconds during
BLDC FAN motor operating
Poor BLDC Motor connection,
DRIVE IC, and TR
8
Abnormality of
BLDC FAN Motor
for Freezer
Er FF
It is caused when F/B signal
isn’t over 65 seconds during
BLDC FAN motor operating
Poor BLDC Motor connection,
DRIVE IC, and TR
9
Abnormality of
BLDC FAN Motor
for Mechanic
Room
Er CF
It is caused when F/B signal
isn’t over 65 seconds during
BLDC FAN motor operating
Poor BLDC Motor connection,
DRIVE IC, and TR
10
Communication
Error
Er CO
Communication Error
between Micom of Main PCB
and Display Micom
Poor Communication
connection, Poor TR of
Transmitter and Receiver
ERROR CODE on display panel
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