PC does not boot up .. need to Flip Switch

[deepnx]

Hello,
I have shown my issue in a video form to make it simple to understand ...

http://www.youtube.com/watch?v=eY-VesP44-8

Please try to solve it

Also games like MOHW & NFS:RUN crashes since then.... other games works fine ...

 

[zman421]

First things first, CLEAN all that dust and crap out YUCK =)

 

[deepnx]

Where i live ... there is alot of dust ... i cleant it a month back .. i will clean it again ... I tried this with a fresh clean too ... still the issue persists ...

Thanks for watching ... please do give a solution if possible