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Posts: 1
Registered: ‎04-18-2016
Location: US
Views: 578
Message 1 of 1

T450s black screen

I have t450s-win 10 (i5, 8GB Ram), it is about one month that suddenly my screen get black, and by connecting external monitor and switching display mode to "extend" it come back.
other way is closing the laptop lid and opening again.
some times it seems pure black and sometimes it look half balck half dark gray.
both intel VGA and Nvidia Driver are in last version
i cant understand off spicial program or sitiution that this happend but in most case I am working with chrome!
how to troubleshoot this problem?

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