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Recovering the BIOS Crisis Mode

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HP BIOS Recovering the BIOS (Crisis Mode) Recovering the BIOS (Crisis Mode) If the BIOS is corrupted and you can't use the standard flash, use the BIOS Recovery Mode (exceptional BIOS recovery operation) to restore the BIOS. 1. Obtain a bootable DOS floppy disk. 2. Copy the BIOS files onto the floppy disk. For information about how to download the system BIOS, see page 86. 3. Create (or edit) the autoexec.bat file, which should contain the following line of text: "phlash /c /mode=3 /s IY.W1.XX.FUL" (Rename the BIOS filename with the filename on the floppy disk.) 4. Turn off the Workstation, disconnect the power cord, and remove the cover. 5. Set switch 7 to ON. 6. Insert the floppy disk into the floppy disk drive. 7. Reconnect the power cord, and turn on the Workstation. 8. The Workstation boots from the floppy disk, then flashes the BIOS. During the flash process, the screen remains blank. When you hear one long beep, the recovery process is finished. 9. Turn off the Workstation. Remove the floppy disk from the drive. Remove the power cord. 10. Set switch 7 back to OFF. 11. Replace the cover, reconnect the power cord, then reboot the Workstation. 90 Chapter 3

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HP BIOS
Recovering the BIOS (Crisis Mode)
Chapter 3
90
Recovering the BIOS (Crisis Mode)
If the BIOS is corrupted and you can’t use the standard flash, use the
BIOS Recovery Mode (exceptional BIOS recovery operation) to restore
the BIOS.
1.
Obtain a bootable DOS floppy disk.
2.
Copy the BIOS files onto the floppy disk. For information about how
to download the system BIOS, see page 86.
3.
Create (or edit) the autoexec.bat file, which should contain the
following line of text:
“
phlash /c /mode=3 /s IY.W1.XX.FUL
”
(Rename the BIOS filename with the filename on the floppy disk.)
4.
Turn off the Workstation, disconnect the power cord, and remove the
cover.
5.
Set switch
7
to
ON
.
6.
Insert the floppy disk into the floppy disk drive.
7.
Reconnect the power cord, and turn on the Workstation.
8.
The Workstation boots from the floppy disk, then flashes the BIOS.
During the flash process, the screen remains blank. When you hear
one long beep, the recovery process is finished.
9.
Turn off the Workstation. Remove the floppy disk from the drive.
Remove the power cord.
10.Set switch
7
back to
OFF
.
11.Replace the cover, reconnect the power cord, then reboot the
Workstation.