TITLE: HP xw8400 Workstation System BIOS

VERSION: 02.18 Rev. a
DESCRIPTION:
This package contains the System BIOS image (BIOS Family 786D5) and local and 
remote BIOS flash utilities for the HP xw8400 Workstation. These utilities can 
be used to restore or update the System BIOS. System BIOS is operating system 
independent. 

PURPOSE: Critical
SOFTPAQ NUMBER: SP35513
SUPERSEDES: None
EFFECTIVE DATE: April 20, 2007
CATEGORY: BIOS
SSM SUPPORTED: Yes

PRODUCT TYPE(S):
Workstations

HARDWARE PRODUCT MODEL(S):
HP xw8400 Workstation: HP xw8400 Workstation

SOFTWARE PRODUCT(S):
None

OPERATING SYSTEM(S): 
Microsoft Windows Vista Business 32 Edition
Microsoft Windows Vista Business 64 Edition
Microsoft Windows XP Professional
Microsoft Windows XP Professional x64 Edition

LANGUAGE(S): 
Chinese(PRC Simplified)
Czech
Danish
Dutch
Finnish
French
German
Italian
Japanese
Korean
Norwegian
Russian
Spanish
Swedish
Taiwanese Chinese
US English

ENHANCEMENTS: 
- Improves the accuracy of reported memory errors in a system configured with 
memory risers. 
- Enables memory patrol scrubbing. 
- Improves the processor synchronization algorithm that is used for System 
Management Interrupts.
- Deploys a new processor microcode update.

FIXES: 
- Restores error masking correctly following a resume from Standby state.
- Fixes a compatibility issue that occurs with certain Fibre Channel interface 
controllers.

PREREQUISITES: 
None

INSTALLATION INSTRUCTIONS: 
This SoftPaq includes the following methods for changing the BIOS version: 
- Use HPQFlash to upgrade the BIOS directly in a Microsoft Windows or Microsoft 
Windows Vista environment. 
- Use the utilities in this package to flash the BIOS in a DOS environment from 
bootable media.
- Use the ROM images in this package with the Computer Setup Utility (F10) to 
flash the BIOS from a USB flash drive, diskette, or CD media.

This package can be used with System Software Manager (SSM), HP Client 
Management Solution (HPCMS), or preboot execution environment (PXE) management 
software for remote updating of the BIOS.

WARNING: DO NOT TURN OFF POWER OR ATTEMPT TO REBOOT THE COMPUTER DURING THE 
UPGRADE PROCESS!

1. Download the SoftPaq .EXE file to a directory on your hard drive.

2. Execute the downloaded file and follow the on-screen instructions to update 
the System BIOS.

NOTE: If remote flashing is required, see the remote utility documentation for 
instructions about creating a Remote ROM Flash job to flash the System ROM on 
target workstations on the network.


Copyright (c) 2007 Hewlett-Packard Development Company, L.P.