salut,  
 
quand je démarre le pc, j'ai des bips ( un long et 3 courts ) et l'écra, reste noir, ca peut venir de koi ?
 
merci

BEEPS ERROR DESCRIPTION  
1 Short Successful POST, no errors  
2 Short Initialization Error, DMA, ROM, Floppy, Serial or Parallel  
1 Long, 1 Short System Board  
1 Long, 2 Short  Video Adapter or Video Memory  
1 Long, 3 Short  Video Adapter  
None Power Supply or System Board  
Continuous Power Supply or System Board  
Repeating Short Power Supply or System Board  
 
http://a1computers.net/Ab1.HTM

il semblerais que ta CG est du mal