Question about Computers & Internet
Check you havent accidently switched your pc to external monitor,on mine Fn/F5 toggles between screen and monitor also if you have a port try an external monitor first
Posted on Apr 04, 2011
The following applies to Acer Laptops. You did not specify the brand of laptop you had. If your laptop is not Acer, the specific keys mentioned may be different and you should adjust accordingly.
If the power indicator is lit but nothing appears on the screen - The computer's power management system automatically blanks the screen to save power. Press any key to turn the display on.
If pressing any key does not turn the display back on, check the following....
1. The brightness level might be too low. Press Fn and the right cursor key to increase brightness level
2. Display device might be set to an external monitor. Press Fn and F5 to toggle to the internal display
3. Backlight might be turned off. Press Fn and F6 to turn on the backlight.
4. If the Sleep indicator is lit, the computer is in Sleep mode. Press & release power button to resume.
Posted on Apr 04, 2011
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Posted on Jan 02, 2017
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your problem is in blue video output circuit.
as you are seeing lines with blue color
those lines are called retrace lines.
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as you see green screen with lines through it
lines you are seeing is called retrace lines.
the problem is due to green video output section failure
please check the followings as given
hope this will help.
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