Error Code 41C
The main control board and the display panel board can no longer talk to each other
Moderate
Address soon - your appliance may not work properly
Also displayed as: 41C
What This Means
CN40 connector on Main PCB not fully inserted; Damaged communication wire between Main and Panel PCBs; Defective Main PCB; Defective Panel PCB
What actually causes this:
CN40 connector became unseated during a previous repair or due to vibration from the compressor
First Thing to Check
Reseat the CN40 connector firmly on the Main PCB and power cycle the unit
Parts Involved
How to Fix
- 1
Re-assemble CN40 connector on Main PCB and check wire integrity
- 2
If error persists after reconnecting CN40, use an oscilloscope to check communication signal
- 3
Replace Main PCB and re-test
This Error Applies To
Samsung RF29A9071 Series Refrigerators (2021) (2021–present)
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