TITLE: HP Workstation xw4100 System BIOS (786B3) and BIOS Flash Utilities

VERSION: 00.01.14 Rev. a
DESCRIPTION:
This contains the System BIOS image (BIOS Family 786B3) and local and remote 
BIOS flash utilities for the hp workstation xw4100 with the operating systems 
listed.

The BIOS Family and BIOS date can be determined by pressing F10 on the target 
computer during system power on to run the Setup Utility, and then selecting 
File/System Information. This information can be saved into a text file on a 
diskette or on a USB flash media device by selecting File/Save to Diskette. In 
order for a USB flash media device to be recognized by the system, the device 
must be attached before the computer is turned on. 

PURPOSE: Routine                                                         
SOFTPAQ NUMBER: SP26009
SUPERSEDES: SP25973, SP24784
EFFECTIVE DATE: December 5, 2003
CATEGORY: BIOS                                                            
SSM SUPPORTED: Yes

PRODUCT TYPE(S):
Workstations

PRODUCT MODEL(S):
HP Workstation xw4100: hp workstation xw4100

OPERATING SYSTEM(S): 
Windows 2000
Windows XP Home Edition
Windows XP Professional

LANGUAGE(S): 
Global

ENHANCEMENTS: 
- Adds microcode support for Prescott C0 and P4 Extreme processors.

FIXES: 
- Modifies ACPI SSDT to fix a Linux hyperthreading issue. 
- New Fan Curves.
- Prescott C0 Processors work properly now.
- Power-On After Power Loss behaves correctly now.

PREREQUISITES: 
N/A

HOW TO USE: 
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.

3. If remote flashing is needed, refer to the remote utility documentation for 
instructions on creating a Remote ROM Flash job to flash the System ROM on 
target PCs on the network. 

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



Copyright (c) 2004 Hewlett-Packard Development Company, L.P.