operating system on the First Startup Device, it tries the Second
Startup Device and so on.
Note that if the First Startup Device is set to "Disabled", the
computer will be unable to boot.
The possible settings depend on the number and type of devices
that are installed in your computer. For example, "Diskette Drive
1" is not a possible setting if your computer does not include a
second floppy disk drive.
By default, the First Startup Device is "Diskette Drive 0" and the
Second Startup Device is "Hard Disk 0". this should not normally
need to be changed.
Power On Self Test
The POST can be selected to either run only a "Quick" set of tests
or a more thorough (but longer) "Enhanced" set.
If this option is "Enabled", each time the computer boots the BIOS
will check the startup device to find if a boot sector virus has crept
in. This is not an infallible check against the newer types of viruses,
but it can help.
Any settings changed here, if incorrect, may cause the system to halt
or may cause your software to malfunction. A warning about this
appears on the screen when you choose Advanced Setup from the
A simple dialog allows you to enable or disable the computer's
memory cache. Some older software is speed sensitive and on rare
occasions you may need to disable the cache.
S y s t e m B I O S a n d S e t u p
LS/VS 550 OWNER'S HANDBOOK