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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 accessed. The options are DOS
or Other (for Unix, Novelle NetWare and other operating systems).
Advanced Chipset Control
Access the submenu to make changes to the following settings.
*Warning
: Take Caution when changing the Advanced settings. An incor-
rect setting, a very high DRAM frequency, or an incorrect DRAM timing may
cause the system to become unstable. When this occurs, reset the setting to
the default setting.
Clock Spectrum Feature
If Enabled, the BIOS will monitor the level of Electromagnetic Interference caused
by the components and will attempt to decrease the interference whenever needed.
The options are Enabled and Disabled.
ECC Condition
Error Checking and Correction (ECC) is a feature that enables the system to detect
memory errors. You can specify what type of memory error to watch for, either
Single Bit, Mulitple Bit or Both. The options are None, Single Bit, Multiple Bit and
Both. This feature is availabe only if supported by the memory.
ECC Error Handler
When a memory error occurs, it generates a system interrupt. Use this feature to
specify what type interrupt (or handler) to use. The options are None, NMI (Non-
Maskable Interrupt), SMI (System Management Interrupt) and SCI (System Control
Interrupt). This feature is availabe only if supported by the memory.
Route Port 80h Cycles to
This feature allows the user to decide which bus to send the debug information to.
The options are PCI and LPC.
USB Function
Set to Enabled to enable the USB function to allow the user to key in a value to a
USB item. The options are Enabled and Disabled.
Legacy USB Support
This setting allows you to enable support for the Legacy USB devices. The settings
are Enabled and Disabled.
4-11
Chapter 4: BIOS
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