ASROCK 939Dual-SATA2 Datasheet download pdf (Page 27)

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TRCD

Use this to adjust TRCD values. Configuration options: [Auto], [2CLK], [3CLK],

[4CLK], [5CLK], and [6CLK].

TRAS

Use this to adjust TRAS values. Configuration options: [Auto], [5CLK], [6CLK],

[7CLK], [8CLK], [9CLK], [10CLK], [11CLK], [12CLK], [13CLK], [14CLK], and

[15CLK].

TRP

Use this to adjust TRP values. Configuration options: [Auto], [2CLK], [3CLK],

[4CLK], [5CLK], and [6CLK].

MA Timing

Use this to adjust values for MA timing. Configuration options: [Auto], [2T],

[1T]. The default value is [Auto].

3.3.23.3.2

3.3.2

Chipset ConfigurationChipset Configuration

Chipset Configuration

OnBoard LAN

This allows you to enable or disable the onboard LAN feature.

OnBoard AC97 Audio

Select [Auto] or [Disabled] for the onboard AC97 Audio feature.

AGP Aperture Size

It refers to a section of the PCI memory address range used for graphics

memory. It is recommended to leave this field at the default value unless the

installed AGP card’s specifications requires other sizes. Configuration

options: [32MB], [64MB], [128MB], and [256MB].

AGP Data Rate

Use this item to adjust the AGP Data Rate. Configuration options: [8X], [4X].

AGP Fast Write

This allows you to enable or disable the feature of AGP fast write protocol

support.

BIOS SETUP UTILITY

Chipset Settings

OnBoard AC97 Audio

OnBoard LAN

AGP Aperture Size

AGP Fast Write

Graphics Adapter

CPU - NB Link Speed

DRAM Voltage

Primary

AGP Data Rate

CPU - NB Link Width

NB - SB Link Speed

NB-SB Width

HTTtoPCI Bridge Decode Scheme

[Enabled]

[64MB]

[Disabled]

[PCI]

[Auto]

[4X]

[Auto]

Select Screen

Select Item

+ - Change Option

F1 General Help

F10 Save and Exit

ESC Exit

F9 Load Defaults

Enable/Disable onboard

Audio device.

Advanced

Gated Clock Function

[Disabled]

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ASROCK 939Dual-SATA2 Datasheet Page 27

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