wBoot Up Floppy Seek

During POST, the BIOS will determine if the floppy disk drive installed is 40 or 80 tracks. 360K type is 40 tracks while 720K, 1.2M and 1.44M are all 80 tracks. Default value is Enabled

Enabled BIOS searches for floppy disk drive to determine if it is 40 or 80 tracks. Note that the BIOS cannot tell from 720k, 1.2M or 1.44M drive type as they are all 80 tracks

Disabled BIOS will not search for the type of floppy disk drive by track number. Note that there will not be any warning messages if the drive installed is 360K

wBoot Up NumLock Status Default value is On

On

Off

Keypad is number keys

Keypad is arrow keys

wGate A20 Option

Gate A20 controls the ability to access memory addresses above 1 MB by enabling (Fast) or disabling (Normal) access to the processor. Default value is Fast

wTypematic Rate Setting, Typematic Rate (char/sec), and Typematic Delay.

Typematic Rate Setting enables or disables the following two options. TheTypematic Rate (6, 8, 10, 12, 15, 20, 24, or 30 characters per second) and Typematic Rate Delay (250, 500, 750, or 1000 milliseconds) control the speed at which the keystroke is repeated. The selected character is displayed when a key is held down after a delay set by the Typematic Rate Delay. It then repeats at a rate set by the Typematic Rate.

S1572-001-01 http://www.tyan.com

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Tyan Computer TYAN S1572 ATX user manual Boot Up Floppy Seek, Boot Up NumLock Status Default value is On, Gate A20 Option