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5. BIOS Configuration Utility
5.1.1. Configure BIOS
1. Enable BIOS INT 13H Function.
2. BIOS Translation Mode : Auto or Fixed.
Use fixed mode together with "Support for Disks > 1GB" is disabled for UNIX/
DOS or UNIX/OS2 dual boot system, use Auto mode for other system.
Auto mode :
•
BIOS detects the existing CHS mapping from the disk.
•
If any valid CHS mapping is found, BIOS uses it.
•
If no valid CHS mapping is found, BIOS uses Fixed mode.
Fixed mode :
•
If option "Support for Disks > 1 GB" is disabled,
BIOS uses SectorsPerTrack = 32, TotalHeads = 64.
•
If option "Support for Disks > 1 GB" is enabled,
For disk size <= 1GB,BIOS uses SectorsPerTrack = 32, TotalHeads = 64.
For disk size > 1GB, BIOS uses SectorsPerTrack = 63, TotalHeads = 255.
3. Support for Disk > 1 GB.
4. Support Removable Disks as Fixed Disks: to be supported in the future.
5. Support for 3 Disks or More (MS-DOS v5.0 or Above) :
For MS-DOS version below 5.0, only supports up to 2 disks, don't set this option
to "Yes" on those version DOS system.
6. Support for NOT-ZERO SCSI LUN : Set this option to "Yes", if you want the
BIOS to support all SCSI Target LUNs, 0 to 7.
7. Configure BIOS Devices : Select this option, the screen appears a
status list of SCSI device scanned by BIOS at BIOS initialization. If SCSI de-
vice is not scanned by BIOS, then it is never installed by BIOS.
5.1.2. Configure Card
Select this option, the following message appears :
ISA Mailbox Emulation Mode :
IO Port Address 330
Press [Enter] to select the desired IO port address.
NOTE: If you want to use the diskette-provided device driver, you MUST set
the I/O port address to Disabled, otherwise the card will ignore this driver.
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ASUS PCI-DA2100 User's Manual
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