http://www.ingleby.com/repair-bios_c...rror_codes.htmsounds like bad news to me. strange that it sometimes works, though.POST Beeping Error General Codes
These codes DO vary from one manufacturer to another. Almost all computers list the appropriate codes in the User's manual under technical information or the troubleshooting section, so be sure to check the manual and verify what the codes mean.
- 0 Beeps - Short, No power, Bad CPU/MB, Loose Peripherals
- 1 Beep - Everything is normal and Computer POSTed fine
- 1 Short Beep Then Nothing Happens - Disk drive related problem / Video card problem
- 1 Continuous Beeps, or 2 non-stop/short beeps - Bad power supply
- 1 Long Beep, 1 Short Beep - Motherboard Problem
- 1 Long Beep, 2 Short Beeps - Video Problem
- 2 Beeps - POST/CMOS Error
- 3 Long Beeps - Keyboard Error
- 3 Short Beeps - Bad memory
- Repeated Long Beeps - Memory Error
- Continuous Hi-Lo Beeps - CPU Overheating
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