3: BIOS Setup Utility
External Cache
Most processors that can be installed in this system
use external level 2 (L2) cache memory to improve
performance.
CPU L2 Cache
ECC Checking
This item enables or disables ECC (Error Correction
Code) error checking on the CPU cache memory.
We recommend that you leave this item at the
default value.
Processor
Number Feature
Some new processors are installed with a unique
processor number. This number may be used for
verification in Internet transactions and e-
commerce. If you prefer not to use or distribute the
unique processor number, set this item to Disabled
to suppress the processor number.
Quick Power On
Self Test
You can enable this item to shorten the power on
testing (POST) and have your system start up a little
faster. You might like to enable this item after you
are confident that your system hardware is
operating smoothly.
1st/2nd/3rd Boot
Device
Use these three items to select the priority and
order of the devices that your system searches for
an operating system at start-up time.
Boot Other
Device
If you enable this item, the system will search all
other possible locations for an operating system if it
fails to find one in the devices specified under the
first, second and third boot devices.
Swap Floppy
Drive
If you have two floppy diskette drives in your
system, this item allows you to swap the assigned
drive letters so that drive A becomes drive B, and
drive B becomes drive A.
Boot Up Floppy
Seek
If this item is enabled, it checks the geometry of the
floppy disk drives at start-up time. You don’t need
to enable this item unless you have an old diskette
drive with 360K capacity.
Boot Up
NumLock Status
This item defines if the keyboard Num Lock key is
active when your system is started.
Gate A20 Option
This item defines how the system handles legacy
software that was written for an earlier generation of
processors. Leave this item at the default value.
Typematic Rate
Setting
If this item is enabled, you can use the following two
items to set the typematic rate and the typematic
delay settings for your keyboard.
Typematic Rate
(Chars/Sec)/
Delay (Msec)
If the item Typematic Rate Setting is enabled, you
can use these items to define how many characters
per second are generated by a held-down key and
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Summary of Contents for VT82C686A
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