Heard a buzzing noise when I turned on my computer, so turned it off and on several times. Pretty sure it's not the HDD, because my computer has an SSD. Computer's barely a month old. There's no way ...

Does anyone know the cause(s) of a high frequency sound that occurs on monitors for certain screens (this seems mostly when white but not always)? It seems to happen on both my new Samsung 900IFT and ...