Having problems with your Computer Monitors ?

Lcd screen goes black after a few seconds

\015 I have a viewsonic monitor that goes black. It says analog in a blue box in the center of the screen first, then goes black. I turn the monitor off and then back on and it shows the screen for a second and then starts all over agaian with the analog and going black\015

Answers :

Check your vga cable that is connected on your cpu,for some lose connection,it must be fitted if you still don't get any display check your cpu.have some other monitor for isolation,if you dont have bring it on s repair center,your cpu has a problem.
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