Compaq AP500 Reference Guide - Page 36

Runtime Services, Upgrading the ROM BIOS, Boot Block ROM, Refer to Appendix D, POST Error Messages

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2-10 Compaq Setup and Diagnostic Software 3. Detect and spin up all drives. 4. Boot from, in sequence, either a CD, a diskette, or the hard drive. Refer to Appendix D, "POST Error Messages," for a listing of POST error codes and steps you can take to resolve an error condition. Runtime Services After your workstation boots to the operating system, the BIOS still provides some runtime services to the operating system. For instance, the BIOS provides information to the operating system on how many processors are installed, how the system interrupts are configured, and information on the disk drives. BIOS also provides information about your workstation's configuration and maintenance. Upgrading the ROM BIOS Since the BIOS is stored in ROM on the system board, the upgrade procedure is different than the upgrade procedure for other software. New versions of BIOS may be downloaded from the Compaq website at http://www.compaq.com. BIOS upgrades are called ROMPaq. To upgrade your ROM BIOS, execute the ROMPaq software and follow the directions. Boot Block ROM The Boot Block ROM cannot be upgraded. For more information about Boot Block ROM, see the section "FailSafe Boot Block ROM" in Chapter 3.

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2-10
Compaq Setup and Diagnostic Software
3.
Detect and spin up all drives.
4.
Boot from, in sequence, either a CD, a diskette, or the hard drive.
Refer to Appendix D, “POST Error Messages,” for a listing of POST error
codes and steps you can take to resolve an error condition.
Runtime Services
After your workstation boots to the operating system, the BIOS still provides
some runtime services to the operating system. For instance, the BIOS
provides information to the operating system on how many processors are
installed, how the system interrupts are configured, and information on the
disk drives. BIOS also provides information about your workstation’s
configuration and maintenance.
Upgrading the ROM BIOS
Since the BIOS is stored in ROM on the system board, the upgrade procedure
is different than the upgrade procedure for other software.
New versions of BIOS may be downloaded from the Compaq website at
. BIOS upgrades are called ROMPaq.
To upgrade your ROM BIOS, execute the ROMPaq software and follow the
directions.
Boot Block ROM
The Boot Block ROM cannot be upgraded.
For more information about Boot Block ROM, see the section “FailSafe Boot
Block ROM” in Chapter 3.