Error Code 9C1
Your washer is not receiving enough electrical power.
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 9C1
What This Means
Under-voltage supplied to the washer; Use of a plug receptacle or extension cord causing voltage drop; Momentary low voltage drop (up to 10V when connecting wire is 1m); Main PBA fault (sometimes)
What actually causes this:
The washer is plugged into an extension cord or power strip that cannot deliver enough voltage under load.
First Thing to Check
Make sure the washer is plugged directly into a wall outlet, not an extension cord or power strip.
Parts Involved
How to Fix
- 1
1. Check the consumer's power conditions and operating voltage
- 2
2. Connect a tester to the internal power terminals during Boil or Dry operations and observe the washing machine's operation carefully
- 3
3. Check whether a plug receptacle (extension cord) is used — when the connecting wire is 1m, a momentary low voltage may drop up to 10V
- 4
4. If all power checks pass, replace the main PBA
This Error Applies To
Samsung WA50R5400A Series Washers (2022) (2022–present)
Related Error Codes
The washer's main computer has crashed.
The washer's main computer has crashed.
The vibration sensor may have failed.
An antibacterial system component has stopped working.
The water temperature sensor inside the wash tub is not reading correctly.
The temperature sensor for the drying function is not reading correctly.
The laundry inside the washer is bunched up on one side.
There are too many soap suds in the washer.