Pc is running normal after some time screen goes black

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jassandeep Posts 3 Registration date Thursday November 12, 2015 Status Member Last seen December 6, 2015 - Nov 12, 2015 at 07:52 AM
Computertech Posts 3569 Registration date Friday February 6, 2015 Status Moderator Last seen July 18, 2016 - Dec 11, 2015 at 11:42 PM
hello all
i have a problem from few weaks my pc is running normal after some time screen goes black but cpustill running normal
what to do
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2 responses

Computertech Posts 3569 Registration date Friday February 6, 2015 Status Moderator Last seen July 18, 2016 893
Dec 4, 2015 at 12:41 AM
Did you hear any beeps?

Did you try external monitor? How you said the cpu is running?
jassandeep Posts 3 Registration date Thursday November 12, 2015 Status Member Last seen December 6, 2015
Dec 6, 2015 at 12:54 AM
yes i tryed external moniter again it s screen goes black after some time
All cpu and keybord lights freezes after screen black off
Computertech Posts 3569 Registration date Friday February 6, 2015 Status Moderator Last seen July 18, 2016 893
Dec 11, 2015 at 11:42 PM
Did you use external graphic card? your system make and model please?
Computertech Posts 3569 Registration date Friday February 6, 2015 Status Moderator Last seen July 18, 2016 893
Nov 12, 2015 at 07:56 AM
Did you check your cpu is hot?
jassandeep Posts 3 Registration date Thursday November 12, 2015 Status Member Last seen December 6, 2015
Dec 3, 2015 at 06:46 AM
no i dont but i am thinking its psu problem
have you any idea