Error Code CSD
Compressor power control chip is overheating or has failed
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: CSD LED blinks
What This Means
Inverter PCB solder defect; Short circuit on inverter board; DC 15V supply below 13.5V; Compressor mechanical problem
What actually causes this:
Inverter board overheating or power supply failure
First Thing to Check
Let refrigerator cool down for 30 minutes and try again
Parts Involved
How to Fix
- 1
1. Allow inverter to cool for several minutes
- 2
2. Check DC 15V output voltage (must be above 13.5V)
- 3
3. Inspect inverter PCB for short circuits
- 4
4. Check soldering quality around IPM chip
This Error Applies To
Samsung RF22R7351 Series Refrigerators (2010) (2010–present)
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