Error Code 9C1
Your dryer is getting the wrong voltage from the outlet
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 9C1
What This Means
Not using regular power source (voltage out of range); Low voltage from utility; Faulty outlet or wiring; Voltage sense circuit fault on PCB; Power not supplied properly
What actually causes this:
The electrical outlet isn't providing the right power — could be a tripped breaker, loose plug, or wiring issue.
First Thing to Check
Check your electrical panel and make sure the dryer's breaker hasn't tripped — flip it fully off then back on.
Parts Involved
How to Fix
- 1
1. Check the PCB and wire harness
- 2
2. Check if power is supplied properly
- 3
3. Measure voltage at the outlet: should be 120V/240V for electric, 120V for gas
- 4
4. Check for blown fuse or tripped circuit breaker
- 5
5. If voltage is correct, inspect voltage sense circuit on main PCB
Parts Commonly Needed for This Error
OEM part numbers confirmed by retailers
This Error Applies To
Samsung DV45T3400 Series Dryers (2020) (2020–present)
Related Error Codes
The dryer thinks the door is open while running
Your dryer is getting the wrong type of electrical power
The dryer's internal parts aren't communicating properly
Your dryer isn't heating properly or is overheating
Your dryer's temperature sensor isn't reading correctly
A secondary temperature sensor is giving bad readings
The door switch isn't working properly
The dryer motor isn't spinning properly