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4 BIOS Setup utility

Parameter

Description

Option

 

 

 

Advanced PIO

When set to Auto, the BIOS utility

Mode *

automatically detects if the installed

 

hard disk supports the function.

 

If supported, it allows for faster data

 

recovery and read/write timing that

 

reduces hard disk activity time.

 

This results in better hard disk

 

performance. To disregard this

 

feature, change the setting to

 

Disabled.

Enabled

Auto

Mode 0

Mode 1

Mode 2

Mode 3

Mode 4

Disabled

DMA

The Ultra DMA and Multi-DMA modes

Transfer

enhance hard disk performance by

Mode *

increasing the transfer rate. However,

 

besides enabling these features in the

 

BIOS Setup, both the Ultra DMA and

 

Multi-DMA modes require the DMA

 

driver to be loaded.

Auto

Multiword Mode 0

Multiword Mode 1

Multiword Mode 2

Ultra Mode 0

Ultra Mode 1

Ultra Mode 2

Ultra Mode 3

Ultra Mode 4

Ultra Mode 5

Disabled

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Acer R300 manual Dma