- Right click My Computer » Manage » Device Manager,
- Double-click on IDE ATA/ATAPI Controllers device
- Double-clicking on Primary IDE Channel.
- Click Advanced Settings tab.
- Ensure Transfer Mode is set to "DMA if available" for both Device 0 and Device 1.
- Repeat this process with the Secondary IDE Channel.
Enable DMA controller on IDE ATA/ATAPI Controllers device
Make sure that DMA is enabled for each hard drive you have connected to the Primary and Secondary controller.
Method:
