HP xw6400 Workstation System BIOS 02.38 Rev. A

This package contains the System BIOS image (BIOS Family 786D4) and local and remote BIOS flash utilities for the HP xw6400 Workstation. These utilities can be used to restore or update the System BIOS. System BIOS is operating system independent.

ENHANCEMENTS:

- No enhancements were added in BIOS version 02.38 or 02.37.

FIXES:

- While the implications of the issue are difficult to quantify, Intel has released a microcode update to resolve a problem when operating in 64-bit mode.

The following fix was made in BIOS version 02.37:

- Corrects an issue, which was inadvertently introduced in BIOS v02.35, that results in an error message in the Microsoft Windows Event Viewer system.

INSTALLATION INSTRUCTIONS:

- Use HPQFlash to upgrade the BIOS directly in a Microsoft Windows XP 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-ROM drive.

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