Terrible sound coming when i switch on my computer

tmpraka

Distinguished
Sep 17, 2011
2
0
18,510
one week before i installed windows 7 32bit OS, after formating my windows 7 64bit OS...After that day i had a sound problem when i switch on my computer after a every long break ....First its started so terrible and its slowly goes away..., i got this problem on everyday morning while i swithch on my computer...Help me how can i resolve that...
 

Ben95

Distinguished
Aug 14, 2011
170
0
18,710
souns like a fan problem. have u had the pc long? case fans just go bad after a few years... open up the case a take a look. there might just be a wire rubbing one of the fans. also, get out the oll vacuum and clean out the dust.