LG LMX25964 Series Service Manual

6. TROUBLESHOOTING
ERROR CODE on display panel
Error Detection
NO
Category
1
2
Error Display
Normality
Freezer Sensor
Error
Refrigerator
Sensor Error
Defrosting Sensor
Error
Freezer
Temperature
Ref.
Temperature
Error Generation Factors Remark
None Normal operation of Display
Short or Disconnection of
Freezer Sensor
Er FS
Short or Disconnection of
3 Er rS Refrigerator Sensor
Short or Disconnection of
4 Er dS Defrosting Sensor
5 Icing Sensor Error Er IS
Er
Er
Er
Er
Er
Poor Defrosting
dH
IF
FF
CF
CO
Abnormality of
Brushless DC
FAN Motor for Ice
Making
Abnormality of
Brushless DC
FAN Motor for
Freezer
Abnormality of
Brushless DC
FAN Motor for
Mechanic Room
Short or Disconnection of
Icing Sensor
Even though it is passed
1hour since then Defrosting,
if Defrosting sensor is not
over 46°F(8°C), it is caused
It is caused when F/B signal
isn't over 65 seconds during
Brushless DC FAN motor
operating
It is caused when F/B signal
isn't over 65seconds during
Brushless DC FAN motor
operating
It is caused when F/B signal
isn't over 65seconds during
Brushless DC FAN motor
operating
Communication Error
between Micom of Main PCB
and Display Micom
Communication
10
Error
Each Sensor have to check
disconnection
Temperature Fuse
Disconnection, Heater
disconnection, DRAIN Jam,
Poor Relay for Heater
Poor BLDC Motor connection,
DRIVE IC, and TR
Poor BLDC Motor connection,
DRIVE IC, and TR
Poor BLDC Motor connection,
DRIVE IC, and TR
Poor Communication
connection, Poor TR of
Transmitter and Receiver
NOTE) In the case of Room Temperature Seneor Error, "Er rt" appears on the Display when ICE PLUS KEY and Freezer
Temp' KEY pressed at the same time for one second.
NOTE) 3 hours befor the error : Press the ICE PLUS button and Freezer button simultaneously
3 hours after the error : All errors, except for "Er rt" error, are displayed.
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LG LMX25964 Series Specifications

General

Brand	LG
Model	LMX25964 Series
Category	Refrigerator
Language	English