What could possibly cause your PC to beep

This might help u out:

1. 1 short beep-System is ok
2. 2 short beeps- BIOS error
3. 1 long and 8 short beeps- Display Card error
4. 1 long beep after few seconds 2 short beeps-FDC error
5. 1 long beep after few seconds 1 short beeps-FDC is Ok
6. 1 long beep and 2 short beeps-Display Card Error
7. Continuous long beeps-RAM error

Note:They might differ according to systems
extracted from: http://www.daniweb.com/forums/thread36226.html#