49
VD133 Pro Series
Chapter 5 BIOS Setup
5.3.3.4
Access MODE
This field specifies the IDE translation mode.
Options
Description
NORMAL
Specifies traditional CHS addressing mode
LARGE
Specifies extended CHS translation mode
LBA
Specifies LBA translation mode
AUTO(*)
BIOS specifies translation method automatically
5.3.3.5
Cylinders
Set the number of cylinders for this hard disk.
5.3.3.6
Heads
Set the number of read/write heads
5.3.3.7
Precomp
Setting a value of 65535 means no hard disk
5.3.3.8
Sectors
Set the number of sectors per track
5.3.4 Drive A / Drive B
This field specifies the traditional type of floppy drives.
Options
Description
None
any floppy drive is connected
(*Drive B default)
360K, 5.25 in.
A 360K floppy drive is connected
1.2M, 5.25 in.
A 1.2M floppy drive is connected
720K, 3.5 in.
A 720K floppy drive is connected
1.44M, 3.5 in.
A 1.44M floppy drive is connected
(*Drive A default)
2.88M, 3.5 in.
A 2.88M floppy drive is connected
5.3.5 Floppy 3 Mode Support
3 Mode floppy drive is a type of 3.5-inch drive used by NEC PC98 computers. It
supports both 1.2M and 1.44M formats using the same drive. This field specifies
which drive supports 3 Mode. When a floppy drive is specified to support 3 Mode,
the respective drive setting in “Drive A / Drive B” field will be invalid.
Options
Description
Disabled (*)
No 3 Mode drive is connected
Drive A
A 3 Mode drive is connected as drive A
Drive B
A 3 Mode drive is connected as drive B
Both
Both drive A and drive B are 3 Mode drives
