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Parameter

Description

Option

 

 

 

LBA/Large

Selects the hard disk drive translation

Disabled

Mode

method. For drivers with more than 504

Auto

 

 

 

MB, the LBA mode is necessary.

 

Block (Multi- Sector Trans- fer) Mode

Enhances disk performance depending on the hard disk in use.

If you set this parameter to Auto, BIOS setup automatically detects if the installed hard disk drive supports the Block Mode function. If supported, it allows data transfer in blocks (multiple sectors) at a rate of 256 bytes per cycle. If you set this parameter to Disabled, data transfer from and to the device occurs one sector at a time.

Disabled Auto

PIO Mode

When set to Auto, BIOS setup

 

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.

Auto 0 1 2 3 4

DMA Mode

Selects DMA (Direct Memory Access)

 

mode. Options include:

 

Auto: Auto detected

 

SWDMAn: SingleWordDMAn

 

MWDMAn: MultiWordDMAn

 

UDMAn: UltraDMAn

Auto SWDMA0-0 SWDMA0-1 SWDMA0-2 MWDMA0-0 MWDMA0-1 MWDMA0-2 UWDMA0-0 UWDMA0-1 UWDMA0-2 UWDMA0-3 UWDMA0-4 UWDMA0-5

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Image 91
Acer G520 series manual Mode. Options include