LG GC-B207GLQV

Strong cooling in the
refrigerator compartment
Replace
Main PCB
N0
Test Point Result
pin12 To pin13 12 ~ 16 V
Freezer Fan voltage
Yes
Is the output voltage betwe
en pin 12 and pin 13 of
CON7 like as below?
No
Yes
Is the feedback voltage
between pin 11 and pin12
of CON7 like as below?
(from motor to main board)
Test Point Result
Pin11 To pin12 1 ~ 4 V
Feedback voltage
Replace
Main PCB
Pin13Pin12
Pin12Pin11
Replace
Main PCB
Enter TEST 1 mode
Is the output voltage bet
ween pin5 and pin7 of
CON201 like as below?
Is the connection
loose ?(CON201)
No
Yes
Reconnect
Test Point Result
Pin5 To pin7 100~300 V
(AC)
Output voltage of Comp
Yes
Yes
Pin5
Pin7
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