Error Code Pc-Ch
Control panel cannot talk to main computer board
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: Pc-Ch
What This Means
Communication cable disconnected or loose between panel and main PCB; No response from main MICOM for more than 10 seconds; Bad solder on communication connector pins; Defective display panel PCB or main PCB; Noise or interference on communication bus
What actually causes this:
Communication cable loose or panel display board failure
First Thing to Check
Check if communication cable is fully seated on both PCB connectors
Parts Involved
How to Fix
- 1
1. Check communication cable connection between panel and main PCB
- 2
2. Inspect connector pins for corrosion or damage
- 3
3. Verify both panel and main MICOM have proper power
- 4
4. Check for 0.5 second ON/OFF blinking pattern on display
- 5
5. Use oscilloscope to verify communication signals if available
- 6
6. Power cycle the refrigerator to reset communication
This Error Applies To
Samsung DRF36C100SR Series Refrigerators (2017) (2017–present)
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