Errore da decifrare , sequenza di beep

LUNGO CORTO LUNGO CORTO            LUNGO CORTO CORTO

From this link http://www.techspot.com/vb/topic95391.html

BEEPS ERROR DESCRIPTION

1 short No error- System is booting properly    IMPORTANTE Sembra che il beep di tutto ok non sempre sia presente, ad esempio nella mia macchina non lo fa.

1 long, 1 short BIOS ROM checksum error- The contents of the BIOS ROM to not match the expected contents. If possible, reload the BIOS from the PAQ

2 short General error- Unknown

1 long, 2 short Video error- Check the video adapter and ensure it's seated properly. If possible, replace the video adapter

7 beeps (1 long, 1s, 1l, 1 short, pause, 1 long, 1 short, 1 short
AGP video- The AGP video card is faulty. Reseat the card or replace it outright. This beep pertains to Compaq Deskpro systems

1 long never ending beep Memory error- Bad RAM. Replace and test

1 short, 2 long Bad RAM- Reseat RAM then retest; replace RAM if failure continues