May 12th, 2012, 06:29
In 90% of cases the symptoms you describe are the PSU. Other components may be also be damaged but PSU is the first thing to replace. It's good if you have an old pc laying around to test first.
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Favourite RPGs of all time: Wizardry 6, Ultima 7/7.2, Fallout2, Planescape Torment, Baldurs Gate 2+TOB, Jagged Alliance 2, Ravenloft: The stone prophet, Gothic 2 and Secret of the Silver Blades.