CPU Fast Decode [Disabled]

This field functions as a supplemntary speed enhancement device for streamlining CPU calculations. Configuration options: [Enabled] [Disabled]

BIOS Update [Enabled]

This field functions as an update loader integrated into the BIOS to supply the processor with the required data. When set to [Enabled], the BIOS loads the update on all processors during system bootup. Configuration options: [Disabled] [Enabled]

PS/2 Mouse Function Control [Auto]

The default setting [Auto] allows the system to detect a PS/2 mouse at startup. If a mouse is detected, the BIOS assigns IRQ12 to the PS/2 mouse. Otherwise, IRQ12 can be used for expansion cards. When you set this field to [Enabled], BIOS always reserves IRQ12, whether or not a PS/2 mouse is detected at startup. Configuration options: [Enabled] [Auto]

USB Legacy Devices Support [Disabled]

This motherboard supports Universal Serial Bus (USB) devices. The default of [Disabled] allows the system to detect a USB device at startup. The other two fields [Primary] and [Secondary] are used to activate which ports are activated: USB01 and USB23 or USB45. Users should select [Disabled] or [Primary] to activate a USB-type keyboard connection to a new system. Configuration options: [Disabled] [Primary] [Secondary] [USB Floppy Zip]

OS/2 Onboard Memory > 64M [Disabled]

When using OS/2 operating systems with installed DRAM of greater than 64MB, you need to set this option to [Enabled]. Otherwise, leave to the default setting [Disabled]. Configuration options: [Disabled] [Enabled]

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Chapter 4: BIOS Setup