[Swaphappy]

From page 4 of the Pro Tools LE 5.3.1 Addendum.
(Page 8 if your looking at the acrobat page counter.)

1 Right-click My Computer, and choose Properties.
2 Select the Hardware tab.
3 Click the Device Manager button.
4 Locate and double-click the device for your
IDE/ATA controller.
5 In the IDE/ATA Controller Properties dialog,
click the Advanced Settings tab.
6 Under Transfer mode, select DMA Transfer
mode, if available, and click OK.
7 Repeat for any additional IDE/ATA drives.
8 Click OK to close the Device Manager dialog.
9 Close the System control panel.