LG LKIM08121V /00 Service Manual page 22

Troubleshooting
Weak Cooling in the Left/Right
Compartment
MAIN PCB
Is the connector connected to the
MAIN PCB inserted improperly?
CON201
No
※ Since the connector number and the pin number may vary
depending on the model (PCB), please refer to the pin-specific
function of each connector marked on the PCB.
Reset the power of the refrigerator and perform temperature
Reconnect the
Yes
compensation of the freezer as below.
connector
1. PCB P/No : EBR829998
Perform temperature compensation by cutting the jump wire
Compartment
Perform temperature compensation by -1 ℃ by
cutting the jump wire
Compartment
Perform temperature compensation by -1 ℃ by
cutting the jump wire
22
ROOM JUMP WIRE
JCL3
Left
JCL4
ROOM JUMP WIRE
JCR3
Right
JCR4
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reserved. Only training and service purposes.
Temperature
compensation value
-1.0℃
-2.0℃
-1.0℃
Temperature
compensation value
-1.0℃
-2.0℃
-1.0℃