Power Check; Main-Pba Dc Voltage Check - Samsung DW80M2020US/AA Service Manual

Check Type Check Mode
1. Check the connections for the power cable.
2. Check the voltage of the power outlet.
3.Check the wires of the Main PBA power part.
- Measure the voltage between the
Power Check None
4. Check the DC voltage of the Main PBA.
Check the DC voltage of the Main PBA.
Measure the voltage between pin 1 (PINK) and pin 3 (BLUE)of the
main PBA CN6 connector
●
Main-PBA DC
None
●
Voltage Check
Checking Method
● Normal: AC 120V
pink wire and blue wire
● Normal: AC 120V
Normal (Door Close): 0V
Normal (Door Open): 11.4V to 12.6V
- Reconnect the power cable.
- Connect to a 120V power source.
- Faulty: Check and replace the wires of the power part.
- Check voltage
of CN01.
- See "Main PBA DC voltage Check".
Check voltage:11.4V to 12.6V
Corrective actions
Troubleshooting_37