Samsung DISHWASHER, Service Manual, Page: 60 / 72

58 _ Troubleshooting
Error Type Error mode Checking method Corrective actions
No Power error None
1. Check the connections for the power plug. - Reconnect the power plug.
2. Check the voltage of the power outlet.
׻
Normal : 120V
- Connect to a 120V power source.
3. Check Power Key on state. - Try to touch the Power key.
4. Check the connections for the Sub PBA and Touch PBA
connector parts.
- Reconnect the Sub PBA and Touch PBA connectors.
5. Check the connection of the Main PBA connector CN101 - Reconnect CN101
6. Check the connections for the Sub PBA and Main PBA
connector parts and
- Reconnect the Sub PBA and Main PBA connectors.
7. Check whether there is condensation on the PBA.
- CN103 of Display Control Module connector
- CON100 TOUCH Module connector
׻
Normal: No condensation
- Faulty: Remove any condensation and moisture.
- Normal: Replace the Control Panel assy.
8. Check whether the fuse is broken. - Replace the fuse (15A).
9. Check the DC voltage of the Main PBA. - See “Main PBA DC voltage error”.
10. Check the wires of the Main PBA power part.
- Measure the voltage between the pin 1 wire and
the pin 3 wire of CN101.
׻ Nomral: AC 120V
- Faulty: Check and replace the wires of the power part.
11. In case of is No Power after Method 1~10 action - Replace the Control Panel assy. (Sub, Touch, wire)
12. In case of is No Power after Method 1~11 action - Replace the Main PBA.