Refer to the section “Parallel ATA and Serial ATA device configurations” on page 2-24 for the appropriate settings of the IDE Configuration items under different operating systems.

Enhanced Mode Support On [S-TA]A

Set to [P-ATA+S-ATA] if you wish to use both Parallel ATA and Serial ATA ports under a native OS.

Set to [P-ATA] to use Parallel ATA under a native OS and Serial ATA under legacy OS.

Set to [S-ATA] to use Serial ATA under a native OS and Parallel ATA under a legacy OS.

Configuration options: [P-ATA+S-ATA] [S-ATA] [P-ATA]

The Enhanced Mode Support On appears only when the item

Onboard IDE Operate Mode is set to Enhanced Mode.

IDE Port Settings [Primary P-ATA+S-ATA]

Allows selection of the IDE ports to activate if you are using a legacy operating system. Set to [Primary P-ATA+S-ATA] if you wish to use the primary Parallel ATA and Serial ATA ports, or set to [Secondary P-ATA+SATA] to enable the secondary P-ATA port instead. Setting to [P-ATA Ports Only] disables the two Serial ATA ports supported by ICH5. Configuration options: [Primary P-ATA+S-ATA] [Secondary P-ATA+S-ATA][P-ATA Ports Only]

The IDE Port Settings appears only when the itemOnboard IDE

Operate Mode is set toCompatible Mode.

IDE Detect Time Out [35]

Selects the time out value for detecting ATA/ATAPI devices. Confgiuration options: [0] [5] [10] [15] [20] [25] [30] [35]

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Chapter 4: BIOS Setup