Error Code 9C
The power supply to the dishwasher is unstable
Moderate
Address soon - your appliance may not work properly
Also displayed as: No display, changes to pause
What This Means
High or low voltage supplied to the dishwasher (abnormal voltage); Power supply instability or brownout; Main PBA power supply circuit defective
What actually causes this:
A power outage, brownout, or unstable electrical supply caused the dishwasher to shut down
First Thing to Check
Check if other appliances in your home lost power at the same time — if so, wait for power to stabilize and restart
Parts Involved
How to Fix
- 1
1. Check the voltage of the power outlet — Normal: 120V
- 2
2. Check for power supply stability — look for brownouts or voltage drops
- 3
3. If voltage is normal, check Main PBA DC voltage outputs
- 4
4. If voltage is consistently abnormal, recommend dedicated circuit
This Error Applies To
Samsung DW80R706 Series Dishwashers (2019) (2019–present)
Related Error Codes
The main wash pump that sprays water onto your dishes is not working
The heating element is not warming the water during the wash cycle
The motor that directs water to different spray zones is not working properly
The touch buttons and the control board inside the door cannot communicate
The water inside the dishwasher is dangerously hot
The main control board and the motor control board cannot communicate
The drying fan is not spinning fast enough to dry your dishes
The dishwasher door was opened during the setup process