LG LFX28968D Service Manual page 66

Hygiene LED doesn't work
1
Choose the Hygiene Max in display
Check the PCB Voltage.
th th
Is CON6 4 pin ~ 6 pin
voltage 12V?
CON6
th th
4 pin ~ 6 pin
Yes
2
Is the connector loose?
No
Change the
No
PCB
Voltage [V]
12V
Connect the
Yes
housing
3
Check the Hygiene LED voltage
Is voltage 12V? (While door open)
Yes
4
Explain to customer
Change the
No
Fan motor