Samsung DW80H9940US/AA Service Manual page 59

Error Type Error mode
1. Check the connections between MAIN PBA CN402
2. That Error is produced continuously after method 1
Main-Sub PBA
Communication AE
3. That Error is produced continuously after method 2
error
4. That Error is produced continuously after method 2
1. Check the connections for the Pump BLDC connectors.
Motor BLDC
1E
3. Do it to act Test service test mode L2, L3 and motor(water)
error
4. Problem occurrence to Method 1,2,3.
1. Check the connections between Main PBA CN401
BLDC
Motor
AE6
Communication
error
2. That Error is produced continuously after method 1
3. That Error is produced continuously after method 2
Checking method
connector and Display Control Module CN101 connector
connector and Inverter PBA CN1 connector
Corrective actions
- Reconnect the MAIN PBA CN402 connector and SUB PBA CN101 connector
- Replace: Sub-Wire
- Replace: Sub-PBA
- Replace: Main-PBA
- Reconnect the Pump BLDC connectors
- Faulty: Replace motor
- Faulty : Replace Main-PBA.
- Reconnect the Main PBA CN401 connector and
Inverter PBA CN1 connector
CN401
- Replace: Inverter PBA
- Replace: Main PBA
CN1
Troubleshooting_57