IWILL DS133R, Руководство пользователя, Страница: 58 / 80

Chapter 5 BIOS Setup
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DS133R Series
5.4.10 Boot Up NumLock Status
This field determines the configuration of the numeric keypad after system boot up. If
On, the keypad uses numbers keys. If Off, the keypad uses arrow keys.
Options Description
On (*) Keypad works as number keys
Off Keypad works as arrow keys
5.4.11 Gate A20 Option
This field configures how the gate A20 is handled. The gate A20 is a device used to
address memory above 1 MB. At first, the gate A20 was handled from a pin on the
keyboard. While some keyboards still provide this support, it is more common, and
much faster, for modern system chipsets to provide support for gate A20.
Options
Description
Fast (*) GateA20 signal supported by core logic
Normal GateA20 signal supported by keyboard controller
5.4.12 Typematic Rate Setting
This field determines if the typematic rate is to be used. When enabled, the BIOS will
report (after a moment) that the key has been depressed repeatedly. When disabled,
the BIOS will report only once if a key is held down continuously. This feature is
used to accelerate cursor movements using the arrow keys.
Options Enabled
Disabled (*)
5.4.13 Typematic Rate (Chars/Sec)
When Typematic Rate Setting enabled, this field specifies how many characters will
be displayed in one second when a key is held down continuously.
Options 6 (*), 8, 10, 12, 15, 20, 24, 30
5.4.14 Typematic Delay (Msec)
When enabled, typematic delay allows you to select the time delay between when the
key is first pressed and when the acceleration begins.
Options 250 msec (*), 500 msec, 750 msec, 1000 msec
5.4.15 Security Option
This field configures how the system security is handled. It works conjunction with
SETTING SUPERVISOR / USER PASSWORD page to control the security level of the
system.
Options Description
Setup (*) System needs a password to enter BIOS setup program