Mainboard K8NF4X–754
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Advanced BIOS Features
Virus Warning
Set the virus warning feature for IDE hard disk boot sector protection. If the function is
enabled, any attempt to write data into this area will cause a beep and warning message
display on screen. Options: Disabled (default), Enabled.
CPU Internal Cache
Make CPU internal cache active or inactive. System performance may degrade if you disable
this item. Options: Enabled (default), Disable.
External Cache
This option allows you to enable or disable “Level 2” secondary cache on the CPU to
enhance performance. Options: Enabled (default), Disabled.
Quick Power On Self Test
Allow the system to skip certain tests while booting. This will speed up the boot process.
Options: Enabled (default), Disabled.
Swap Floppy Drive
If the system has two floppy drives, choose “Enabled” to assign physical drive B to logical
drive A and vice-versa. Options: Disabled (default), Enabled.
Boot Up NumLock Status
Select the power on state for NumLock.
Options: On (default) Numpad keys are number keys.
Off Numpad keys are arrow keys.
Typematic Rate Setting
When “Enabled”, the “typematic rate” and “typematic delay” can be configured. Typematic
Rate determines the keystroke repeat rate used by the keyboard controller.
Options: Disabled (default), Enabled
Typematic Rate (Chars/Sec)
The rate at which a character repeats when you hold down a key.
Options: 6 (default), 8, 10, 12, 15, 20, 24, 30.
Typematic Delay (Msec)
The delay before keystrokes begin to repeat. Options: 250 (default), 500, 750, 1000.
APIC Mode
By enabling this option, “MPS version control for OS” can be configured. Options: Disabled,
Enabled (default).
