turn on the pc no display , when i on and had diplay it will restart

dwchan21

Honorable
Nov 18, 2013
5
0
10,510
i have desktop computer .. 1st problem is my pc turn on but no display in my monitor 2nd after i fix the problem and i have display on my monitor but suddenly restart .. and the next same routine i have huhuhu help me sorry about my English PLEASE PLEASE I HAVE THIS PROBLEM FOR A MONTH..

sometimes if i detach the hard disk it will display when i attach it no display
my way for turning it on is and display is :
-detach the hard disk
-on the pc ( if the bios ) is display
-Del
-i attach the hard disk while is on
-alt-ctrl-delete
-F12
-boot
display windows...
-sometimes it will restart .. if i play games