MAXDATA VISION 450T Manual page 27

Note:
AMIBIOS
automatically
sets IDE drive
parameters.
Set the setting as
"USER" to enter
the MFM, ESDI,
or DLL drive
parameters.
Select "Not
Installed" for
SCSI Drive.
Choose
"CDROM" option
for ATAPI CD-
ROM drive.
The Decription of Drive Parameters
Parameter
2-6
The Detailed Description of Hard Disk Drive Setting
Select Auto and let BIOS to configure the drive parameters
automatically. After press "Enter", BIOS display the drive
parameters. If the dectected drive paramters were not correct or
you're trying to enable the enhanced IDE feature, you may still
change the value manually.
n
LBA Mode: (Large Mode)
Select "On" if the drive has a capacity larger than 540MB.
n
Blk Mode: (Block Mode)
Select "On" is to allow blocking data transmission.
n
32 Bit Mode:
Select "On" to allow data tranmission in 32 bit.
n
PIO Mode:
It is suggested to select "Auto" to let BIOS arrange the PIO
mode setting. If the selected PIO mode is not supported by
the IDE drive, the hard disk drive won't work properly. If the
drive PIO mode is known, you're certainly may select the
appropriate PIO mode from 1 to 5.
Entering Drive Parameters
Any hard disk drive, Primary Master, Primary Slave, Secondary
Master and Secondary Slave, to be configured as Hard Disk Drive
Type between 1-46, you may need to enter the correct drive
parameters.
Type The number for a drive with certain identification
parameters.
Cyln The number of cylinders in the disk drive.
Heads The number of heads.
WPcom The actual physical size of a sector gets
progressively smaller as the track diameter
diminishes. This parameter is the cylinder
number on the disk surface where write
precompensation begins.
Sec
The number of sectors per cylinder.
MFM drives have 17 sectors per cylinder. RLL
drives have 26 sectors per cylinder. ESDI
drives have 34 sectors per cylinder. SCSI and
IDE drives have even more sectors per cylinder.
Description