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Hello, my laptop screen is turning white or negative. When i move the screen, it is instantly getting normal, any idea how i can fix it without replacing the whole screen? This isn.t happening always it has some moments when everything works.

Hello All, I have a 2 speakers from a previous hi-fi system that are passive and connect to a receiver through speaker wire / copper wire. I am looking for a sub woofer which has an RCA input, and Two speaker wire outputs for my two speakers. I have been unable to find something like this. I am...