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Chapter 2
IDE Prefetch Mode
The onboard IDE drive interfaces supports IDE prefetching, for faster
drive access. If you install a primary and/or secondary add-in IDE
interface, set this field to Disabled if the interface does not support
prefetching.
The Choices: Enabled (default), Disabled.
Primary/Secondary Master/Slave PIO
The four IDE PIO (Programmed Input/Output) fields lets you set a
PIO mode(0-4) for each of the 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.
The Choices: Auto (default), Mode0, Mode1, Mode2, Mode3,
Primary/Secondary Master/Slave UDMA
Ultra DMA/66 implementation is possible only if your IDE hard drive
supports it and the operating environment includes a DMA driver
(Windows 98 OSR2 or a third-party IDE bus master driver). If your
hard drive and your system software both support Ultra DMA/66,
select Auto to enable BIOS support.
The Choices: Auto (default), Disabled.
IDE HDD Block Mode
Block mode is also called block transfer, multiple commands, or
multiple sector read/write. If your IDE hard drive supports block
mode (must new drives do), select Enabled for automatic detection of
the optimal number of block read/writes per sector the drive can
support.
The Choices: Enabled (default), Disabled.
Muti-Media setting
The multimedia setting submenu is used to configure various multimedia
peripherals such as audio and game equipment. If you highlight the literal "Press
Enter" next to the "Muti-Media setting" label and then press the enter key, it will
take you a submenu with the following options:
Onboard Legacy Audio
The field controls the onboard legacy audio.
The Choices: Enabled (default), Disabled.
Mode4.
2-18
BIOS Setup
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