Advantech ARK-1388V, User Manual, Page: 41 / 109

31 ARK-1388V User Manual
Chapter 3
B
IOS Settings
! Boot Up NumLock Status [On]
This item allows the user to activate the Number Lock key at system boot.
! Gate A20 Option [Fast]
This item allows the user to switch on or off A20 control by port 92.
! Typematic Rate Setting
This item allows the user to set the two typematic control items.
This field controls the speed of
– Typematic Rate (Chars/Sec)
This item controls the speed at which the system registers auto repeated key-
strokes.
The eight settings are: 6, 8, 10, 12, 15, 20, 24 and 30.
– Typematic Delay (Msec)
This item sets the key press delay time before auto repeat begins. The four
delay rate options are: 250, 500, 750 and 1000.
! Security Option [Setup]
! APIC Mode[Enabled]
This item allows the user to enable/disable the "Advanced Programmable Inter-
rupt Controller". APIC is implemented in the motherboard and must be sup-
ported by the operating system; it extends the number of IRQs available.
! MPS Version Control for OS[1.4]
This item sets the operating system multiprocessor support version.
! OS Select For DRAM > 64 MB[Non-OS2]
Select OS2 only if the system is running the OS/2 operating system with greater
than 64 MB of RAM on the system.
System System requires correct password before booting, and also before
permitting access to the Setup page.
Setup System will boot, but requires correct password before permitting
access to Setup. (Default value)