I have an Acer Aspire9420 laptop, one of the screens metalic sitting got broken, so i opened it and hard the metal weldered. N

grishamcrime

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Aug 20, 2014
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I have an Acer Aspire9420 laptop, one of the screens metalic sitting got broken, so i opened it and hard the metal weldered. Now when i mounted the screen thereafter, and put on the laptop, it booted to the desktop but the screen was no longer lighting. What can be the problem?