Hi.. I have a issue with my DVD RW Drives Lite-on shw-160P6S (PGS1) Toshiba SD-R5372 (TU55X) When I insert a Disc (DVD o regular) the computer works slow and sometimes it frozes up, this is only when DMA is on. if i have PIO Mode only this never happen. but this is only when reading. for writing my drives can do in DMA I have 2.21 GHz Atlhon with 1.62 Ghz RAM My drives have a 80 Pin ide cable and configured as cable select (before lite-on master and toshiba slave (same thing happened) anyone have a clue how to solve this.. I'd apreciate it. Thank you.