LG LMXS27676D Service Manual page 60

6
Check the Fan Motor voltage
Is Fan Motor voltage right ?
TEST MODE 1
th th
CON7 12 pin ~ 14
th th
CON7 16 pin ~ 14
Yes
7 Check the Fan Motor voltage
Is Fan Feed Back voltage right?
TEST MODE 1
th th
CON7 10 pin ~ 14
Yes
8
Explain to customer
Replace
No
Main PCB
Voltage [V]
pin 12V
pin 0V<Voltage<5V
Change the
No
motor
Voltage [V]
pin 0V<Voltage<5V