LG GR-P247C - Condenser Fan Error

44
Is it displayed under picture?
Reconnect
Is the condenser fan
rotate?
Is the feedback voltage
between pin8and pin9 of
CON7 like as below?
(from motor to main board)
Check fan motor
(Connector,
Locked, mouse)
No
Replace
MAIN PCB
No
Yes
Yes
Is the connection loose?
Yes
Replace
MAIN PCB
Reset and
Enter the TEST 1 MODE
Is the output voltage
between pin7 and pin8 of
CON7 like as below?
NO
Yes
Explain to the customer!
Pin7 To Pin8
Test Point
12 ~ 16 V
Result
Condenser Fan Voltages
Pin8 To Pin9
Test Point
1 ~ 4 V
Result
Feedback Voltages
No
Yes
Condenser Fan Error
Pin8Pin9
Pin8 Pin7