I POSSESS a ASUS G73JH-A1 and I am having problems with a strange sound when it close the screen of notebook, to a time atraz I removed the inferior cover of notebook and used a compressed air to remove a little of the dust since then I started there with this problem, and when I touch in the lateral of the screen is as if it was touching in metal, this problem only appears when I use high the falantes to distribute the sound and with earphones this does not happen would like to open notebook to see what it occurs but would like an orientation for where to verify, already carried through this opening for exchange of thermal folder of the video plate. aid for a Brazilian who does not have as many resources as in its country and that paid very expensive for technology with difficulty, being thus necessary mante it.