Error Code 41
The main control board can't talk to the display panel
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 41
What This Means
Communication cable disconnected or loose; Communication cable damaged; Main PCB communication port failure; Display panel PCB failure; Corrupted firmware
What actually causes this:
The communication cable came loose or the control board is broken
First Thing to Check
Look behind the refrigerator for loose cables connecting main board to display
Parts Involved
How to Fix
- 1
1. Check all cables between Main PCB and Panel PCB for secure connection
- 2
2. Check cable for visible damage or bent pins
- 3
3. Use oscilloscope to verify signal on communication lines
- 4
4. If cable and connections appear normal, replace Main PCB
- 5
5. If Main PCB replacement doesn't fix issue, replace Panel PCB
This Error Applies To
Samsung RF22NP Series Refrigerators (2018) (2018–present)
Related Error Codes
Fresh food defrost cycle sensor is not working
Ice maker water sensor is not working
Fresh food compartment temperature sensor is not working
FlexZone compartment temperature sensor is not working
Ice duct heater is not working
Freezer defrost cycle sensor is not working
Humidity sensor is not working
An I/O control chip on the main board is not responding