LG LSXS26336V Service Manual page 75

6
Check the Fan Motor voltage
Is Fan Motor voltage 10~12V?
CON8
TEST MODE 1
CON8
th th
9 pin ~ 12 pin
Yes
7 Check the Fan Motor voltage
Is Fan PWM voltage 2~4.5V ?
CON8
TEST MODE 1
CON8
th th
9 pin ~ 19 pin
No
8 Check the Fan Motor voltage
Is Fan Feed Back voltage 0V,5V ?
TEST MODE 1
CON8
th th
9 pin ~ 10 pin
No
9 Explain to customer
Replace
No
Main PCB
Voltage [V]
10~12 VDC
Replace
No
Main PCB
Voltage [V]
2~4.5 VDC
Change the
Yes
motor
CON8
Voltage [V]
Not 0V, 5V