Intel D845EBT Product Specification - Page 91

Recovering BIOS Data, 8 Boot Options

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Overview of BIOS Features 3.7 Recovering BIOS Data Some types of failure can destroy the BIOS. For example, the data can be lost if a power outage occurs while the BIOS is being updated in flash memory. The BIOS can be recovered from a 1.44 MB diskette or CD-ROM using the BIOS recovery mode. When recovering the BIOS, be aware of the following: • Because of the small amount of code available in the non-erasable boot block area, there is no video support. You can only monitor this procedure by listening to the speaker or looking at the diskette drive LED. • The recovery process may take several minutes; larger BIOS flash memory devices require more time. • Two beeps and the end of activity in the diskette drive indicate successful BIOS recovery. • A series of continuous beeps indicates a failed BIOS recovery. To create a BIOS recovery diskette, a bootable diskette must be created and the BIOS update files copied to it. BIOS upgrades and the Intel Flash Memory Update Utility are available from Intel Customer Support through the Intel World Wide Web site. ✏ NOTE Even if the computer is configured to boot from an LS-120 diskette (in the Setup program's Removable Devices submenu), the BIOS recovery diskette must be a standard 1.44 MB diskette not a 120 MB diskette. For information about The BIOS recovery mode jumper settings The Boot menu in the BIOS Setup program Contacting Intel customer support Refer to Section 2.9.1, page 73 Section 4.3, page 97 Section 1.2, page 16 3.8 Boot Options In the BIOS Setup program, the user can choose to boot from a diskette drive, hard drives, CD-ROM, or the network. The default setting is for the diskette drive to be the first boot device, the hard drive second, and the ATAPI CD-ROM third. The fourth device is disabled. 3.8.1 CD-ROM Boot Booting from CD-ROM is supported in compliance to the El Torito bootable CD-ROM format specification. Under the Boot menu in the BIOS Setup program, ATAPI CD-ROM is listed as a boot device. Boot devices are defined in priority order. Accordingly, if there is not a bootable CD in the CD-ROM drive, the system will attempt to boot from the next defined drive. For information about The El Torito specification Refer to Section 1.4, page 17 91

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Overview of BIOS Features
91
3.7 Recovering BIOS Data
Some types of failure can destroy the BIOS.
For example, the data can be lost if a power outage
occurs while the BIOS is being updated in flash memory.
The BIOS can be recovered from a
1.44 MB diskette or CD-ROM using the BIOS recovery mode.
When recovering the BIOS, be
aware of the following:
•
Because of the small amount of code available in the non-erasable boot block area, there is no
video support.
You can only monitor this procedure by listening to the speaker or looking at
the diskette drive LED.
•
The recovery process may take several minutes; larger BIOS flash memory devices require
more time.
•
Two beeps and the end of activity in the diskette drive indicate successful BIOS recovery.
•
A series of continuous beeps indicates a failed BIOS recovery.
To create a BIOS recovery diskette, a bootable diskette must be created and the BIOS update files
copied to it.
BIOS upgrades and the Intel Flash Memory Update Utility are available from Intel
Customer Support through the Intel World Wide Web site.
✏
NOTE
Even if the computer is configured to boot from an LS-120 diskette (in the Setup program
’
s
Removable Devices submenu), the BIOS recovery diskette must be a standard 1.44 MB diskette not
a 120 MB diskette.
For information about
Refer to
The BIOS recovery mode jumper settings
Section 2.9.1, page 73
The Boot menu in the BIOS Setup program
Section 4.3, page 97
Contacting Intel customer support
Section 1.2, page 16
3.8 Boot Options
In the BIOS Setup program, the user can choose to boot from a diskette drive, hard drives,
CD-ROM, or the network.
The default setting is for the diskette drive to be the first boot device,
the hard drive second, and the ATAPI CD-ROM third.
The fourth device is disabled.
3.8.1
CD-ROM Boot
Booting from CD-ROM is supported in compliance to the El Torito bootable CD-ROM format
specification.
Under the Boot menu in the BIOS Setup program, ATAPI CD-ROM is listed as a
boot device.
Boot devices are defined in priority order.
Accordingly, if there is not a bootable CD
in the CD-ROM drive, the system will attempt to boot from the next defined drive.
For information about
Refer to
The El Torito specification
Section 1.4, page 17