TYAN TEMPEST II Manual page 31

* Boot Up Floppy Seek
During POST, 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. The default is Enabled
Enabled BIOS searches for floppy disk drive to determine if it is 40 or 80
tracks, note that the BIOS can not 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
* Boot Up NumLock Status
The default Value is On
On Keypad is number keys
Off Keypad is arrow keys
* IDE HDD Block Mode
The default value is enabled
Enabled Enable IDE HDD Block Mode
Disabled Disable IDE HDD Block Mode
* Gate A20 Option
Gate A20 controls the ability to access memory addresses above 1 MB
by enabling (Fast) or disabling (Normal) access to the processor.
* Typematic Rate Setting, Typematic Rate (char/sec), and
Typematic Delay.
Typematic Rate Setting enables or disables the following two options.
Typematic 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
TypematicRate Delay. It then repeats at a rate set by the Typematic
Rate Value.
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