PSB Speakers PSB-1688LF user manual VIA Onchip IDE Device, OnChip IDE Channel 0, IDE Prefetch Mode

Chapter 4 Award BIOS Setup

VIA ONCHIP IDE DEVICE:

The options for these items are found in its sub menu. By pressing the <ENTER> key, you are prompt to enter the sub menu of the detailed options as shown below:

Phoenix – Award CMOS Setup Utility

VIA OnChip IDE Device

OnChip IDE Channel0	[Enabled]	Item Help
OnChip IDE Channel1	[Enabled]
IDE Prefetch Mode	[Enabled]
Primary Master PIO	[Auto]	Menu Level ►
Primary Slave PIO	[Auto]
Secondary Master PIO	[Auto]
Secondary Slave PIO	[Auto]
Primary Master UDMA	[Auto]
Primary Slave UDMA	[Auto]
Secondary Master UDMA	[Auto]
Secondary Slave UDMA	[Auto]
IDE HDD Block Mode	[Enabled]

↑↓→←:Move Enter: Select	+/-/PU/PD:Value F10:Save ESC:Exit F1:General Help
F5: Previous Values	F6:Fail-Safe Defaults	F7:Optimized Defaults

Descriptions on each item above are as follows:

1.OnChip IDE Channel 0 / 1

The chipset contains a PCI IDE interface with support for two IDE channels. Select Enabled to activate the secondary IDE interface. Select Disabled to deactivate this interface.

2.IDE Prefetch Mode

The onboard IDE drive interfaces supports IDE pre-fetching for faster drive accesses. If you install a primary and or secondary add-in IDE interface, set this field to Disabled if the interface does not support pre- fetching.

3.Primary Master/Slave PIO Secondary Master/Slave PIO

The four IDE PIO fields allow you to set a PIO mode (0-4) for each of the four IDE devices that the onboard IDE interface supports. Modes 0 through 4 provide successively increased performance. In Auto mode, the system automatically determines the best mode for each device.

Page: 4-18 PSB-1688LF USER′S MANUAL