My laptop didn't turn on after it went to sleep mode but power button is still o

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Rojjen - Jan 6, 2016 at 01:08 AM
jUsT_RHT Posts 6 Registration date Thursday January 7, 2016 Status Member Last seen January 8, 2016 - Jan 7, 2016 at 08:07 AM
Hello,


Hello i have a dell laptop.it was on when I went out for half an hour.as I returned and tried to turn on, it didn't turn on.I tried removing battery and cable and pressing power button for 1 min and restored battery and ac cable and tried to turn on but it didn't work. please help me.
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1 response

KY_WD Posts 2053 Registration date Thursday October 23, 2014 Status Member Last seen February 28, 2017   122
Jan 7, 2016 at 07:59 AM
Hello Rojjen,

In situations like this it's recommended connecting the laptop to an external monitor to see will there be any video signal going out from the laptop. If it does go out, then there's a need for LCD inverter replacement. If there's nothing showing either on external monitor nor display, but the fans are still working, the problem that you have may be due to the failure of the video chip. Sometimes, after much of a use and less cooling the graphics processor which is responsible for video signal transmission get unsolders, the thermic paste goes away and it gets unsoldered, therefore the screen doesn't show anything. If you have knowledge of laptops' hardware you can change the paste yourself by opening the laptop and check if the chipset that is next to the processor has got unsoldered or you can bring your laptop to a technician to get it soldered again.

Hope this helps.
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jUsT_RHT Posts 6 Registration date Thursday January 7, 2016 Status Member Last seen January 8, 2016 2
Jan 7, 2016 at 08:07 AM
Yeah ryt....!!
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