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critical Msi

Error Code CPU

CPU is not detected or has failed. Indicated by EZ Debug LED.

? What Causes This

CPU not properly installed, CPU socket issue, or CPU failure.

How to Fix It

  1. Power off and unplug the system.
  2. Reseat the CPU ensuring proper alignment with pin 1 indicator.
  3. Verify CPU heatsink is properly installed.
  4. If problem persists, test with a known working CPU.

Source: page 42 of the official manual

From the manual

Manual page 42 — Msi error CPU

This error code appears in:

Msi B550-A Pro Motherboard