Troubleshooting
52
Samsung Electronics
FAN 1 error(E458), FAN 2 error(E475)
Yes
Yes
No
Cont.
Replace the INVERTER PCB.
Do the pin voltages #6-#3 of CN90 and 91
change in the range of 4~5V(high) and 0~1V(low)
as you rotate the fan manually?
Exchange INVERTER PCB
4-8
Tr ouble s hooting