Hey guys. i have some bad news! I tried to clean my fan because my computer was overheating and such... but when i reassembled everything the screen stayed black. i tried a lot of things to fix it, i even watched a couple videos about it but it didn''t do any good. now its two days since then :''( anyways i''m taking it to a professional maybe tomorrow, so for now i won''t be able to write. i hope you can understand guys!