COMPUTER SYSTEM BEEP CODES
| Beep Code: | Description of Problem: |
|---|---|
| No Beeps | Short, No power, Bad CPU/MB, Loose Peripherals |
| One Beep | Everything is normal and Computer POSTed fine |
| Two Beeps | POST/CMOS Error |
| One Long Beep, One Short Beep | Motherboard Problem |
| One Long Beep, Two Short Beeps | Video Problem |
| One Long Beep, Three Short Beeps | Video Problem |
| Three Long Beeps | Keyboard Error |
| Repeated Long Beeps | Memory Error |
| Continuous Hi-Lo Beeps | CPU Overheating |