Advantech AIMB-221, Руководство пользователя

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57 AIMB-221 User Manual
Chapter 3
A
ward
BIOS
Setup
3.4.10 Boot Up Floppy Seek
Selection of the command "Disabled" will speed the boot up. Selection of "Enabled"
searches for floppy disk drives during boot up.
3.4.11 Boot Up NumLock Status
Sets the boot up status Num Lock. The options are "On" and "Off".
3.4.12 Gate A20 Option
"Normal": A pin in the keyboard controller controls GateA20. Fast (Default) lets the
chipset control GateA20.
3.4.13 Typematic Rate Setting
The typematic rate is the rate key strokes repeat as determined by the keyboard con-
troller. The commands are "Enabled" or "Disabled". Enabling allows the typematic
rate and delay to be selected.
3.4.14 Typematic Rate (Chars/Sec)
The BIOS accepts the following input values (characters/second) for typematic rate:
6, 8, 10, 12, 15, 20, 24 and 30.
3.4.15 Typematic Delay (msec)
Typematic delay is the time interval between the appearances of two consecutive
characters, when the key is continuously depressed. The input values for this cate-
gory are: 250, 500, 750 and 1000 ms.
3.4.16 Security Option
This category determines whether the password is required when the system boots
up or only when entering setup. The options are:
! System: The system will not boot, and access to Setup will be also denied
unless the correct password is entered at the prompt.
! Setup: The system will boot, but access to Setup will be denied unless the cor-
rect password is entered at the prompt.
3.4.17 APIC Mode
This setting enables or disables the Advanced Configuration and Power Interface
(ACPI) support in the Advanced Programmable Interrupt Controller (APIC).
Note! To disable security, select PASSWORD SETTING in the main menu.
You will be asked to enter a password. Press <Enter> to disable secu-
rity. When security is disabled, the system will boot and you can enter
Setup freely.