DFI 748-AL User Manual page 57

3.1.2.7 Gate A20 Option
This entry allows you to select how gate A20 is handled. Gate A20
is a device used to address memory above 1 Mbyte. Initially, gate
A20 was handled via the keyboard controller. Today, while key-
boards still provide this support, it is more common, and much
faster, for the system chipset to provide support for gate A20.
3.1.2.8 Typematic Rate Setting
Disabled Continually holding down a key on your keyboard
Enabled The BIOS will not only report that the key is down,
3.1.2.9 Typematic Rate (Chars/Sec)
This field allows you to select the rate at which the keys are
accelerated.
3.1.2.10 Typematic Delay (Msec)
This field allows you to select the delay between when the key
was first depressed and when the acceleration begins.
will cause the BIOS to report that the key is down.
but will first wait for a moment, and, if the key is still
down, it will begin to report that the key has been
depressed repeatedly. For example, you would use
such a feature to accelerate cursor movements with
the arrow keys. You can then select the typematic
rate and typematic delay in the "Typematic Rate
(Chars/Sec)" and "Typematic Delay (Msec)" fields
below.
BIOS Setup
3
57