⚠
warning HP
Error Code Red LED blinks 1 time every second followed by a 2 seconds pause
CPU thermal shutdown detected.
? What Causes This
Overheating due to blocked ventilation or fan failure.
✓ How to Fix It
- Turn off the unit and allow it to cool down.
- Clear any obstructions around vents. If issue persists, contact service technician.
Source: page 2 of the official manual
From the manual
This error code appears in:
HP Compaq Elite 8300 Small Form Factor PC