beautypg.com

SUPER MICRO Computer X7DVL-3 User Manual

Page 67

background image

Chapter 4: BIOS

4-11

XSlot1 PCI 33MHz, Slot5 PCI-X 133MHz, Slot6 PCI-X 133MHz, Slot6
PCI-Exp. x8

Access the submenu for each of the settings above to make changes to the

following:

Option ROM Scan

When enabled, this setting will initialize the device expansion ROM. The options

are Enabled and Disabled.

Enable Master

This setting allows you to enable the selected device as the PCI bus master.

The options are Enabled and Disabled.

Latency Timer

This setting allows you to set the clock rate for Bus Master. A high-priority, high-

throughout device may benefi t from a greater clock rate. The options are Default,

0020h, 0040h, 0060h, 0080h, 00A0h, 00C0h, and 00E0h. For Unix, Novell and

other Operating Systems, please select the option: other. If a drive fails after

the installation of a new software, you might want to change this setting and

try again. A different OS requires a different Bus Master clock rate.

Large Disk Access Mode

This setting determines how large hard drives are to be accessed. The options are

DOS or Other (for Unix, Novelle NetWare and other operating systems).

XAdvanced Chipset Control

Access the submenu to make changes to the following settings.

Warning

: Take Caution when changing the Advanced settings. An incorrect

setup, a very high DRAM frequency or an incorrect DRAM timing may cause

the system become unstable. When this occurs, reset the setting to the default

setting.

SERR Signal Condition

This setting specifi es the ECC Error conditions that an SERR# is to be asserted.

The options are None, Single Bit, Multiple Bit, and Both.

4GB PCI Hole Granularity

This feature allows you to select the granularity of PCI hole for PCI slots. If MTRRs

are not enough, this option may be used to reduce MTRR occupation. The options

are: 256 MB, 512 MB, 1GB and 2GB.

Memory Branch Mode

This option determines how the memory branch operates. System address space

can either be interleaved between two channels or Sequential from one channel

to another. Single Channel 0 allows a single DIMM population during system

manufacturing. The options are Sequential and Single Channel 0.