Advantech PCA-6143P User Manual page 34

The following chart shows the meaning of each of the hard
disk parameters:
Type:
Cyl:
Heads:
WPpcom:
L-Zone:
Capacity:
Floppy Drive A: and Floppy Drive B:
The BIOS supports any combination of 3.5" (720 KB and
1.44 MB) and 5.25" (360 KB and 1.2 MB) floppy disks. If you
have no floppy disk installed, select Not Installed.
Primary Display:
Select the type of display you have connected. Options are:
Monochrome, Color 40x25, VGA/PGA/EGA, Color 80x25 and
Not Installed. You might use the Not installed option for a
network file server.
Keyboard:
Options are Installed or Not Installed.
Note: If you are running your system on a non-dedicated file
server, and you do not want the AMI BIOS to report any
keyboard, video or floppy disk drive errors during POST, set
the AMI BIOS Keyboard, Primary display and floppy disk
features to "Not Installed."
34 PCA-6143P User's Manual
This is the number designation for a drive with
certain identification parameters.
This is number of cylinders found in the specified
drive type.
This is the number of heads found in the specified drive
type.
WPcom is the read delay circuitry which takes into
account the timing differences between the inner and
outer edges of the surface of the disk platter. The number
designates the starting cylinder of the signal.
LZone is the landing zones of the heads. This number
determines the cylinder location where the heads will
normally park when the system is shut down.
This is the formatted capacity of the drive based on the
following formula:
(# of heads) x (# of cylinders) x (# of sectors) x (512
bytes/sec)