Question Laptop display backlight persist after shutdown and drawns battery

deim31

Honorable
Nov 17, 2017
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10,510
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Hi, I have laptop (Acer TravelMate B-115M) and it's display works well but when I shutdown the laptop (all leds goes off) display switches to dark with visible backlight coming from corner of screen.
It drawns battery. What could cause this? I didn't found anything but questions on web.
 

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