01 / Hardware
A desktop intermittently shuts down under load and CPU temperature is abnormally high. What should be checked first?
- The wallpaper resolution
- The default printer name
- The keyboard language
- Cooling airflow, fan operation, heatsink mounting, and thermal interface
Show answer & explanation
Cooling airflow, fan operation, heatsink mounting, and thermal interface
Thermal shutdown under load points to cooling issues. Inspect airflow and cooler function before replacing unrelated software or peripherals.
CompTIA A+ Core 1 hardware troubleshooting objectives; CPU manufacturer guidance