TITLE: HP Compaq Business Desktop System BIOS (786C1 BIOS) VERSION: 1.53 Rev. A DESCRIPTION: This package contains utilities that can be used to restore or update the system BIOS on the listed desktop models with a 786C1 BIOS. Several methods for changing the BIOS version may be chosen. Included in this package are the following methods: - Create a ROMpaq bootable BIOS upgrade/restore diskette. - Use HPQFlash to upgrade the BIOS directly in a Microsoft Windows environment. - Create a ROMpaq bootable BIOS upgrade/restore CD. This package can be used with SSM, HPCMS, or PXE management software for remote updating of the BIOS. NOTE: 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 Powered On. PURPOSE: Routine SOFTPAQ NUMBER: SP28657 SUPERSEDES: SP28270 EFFECTIVE DATE: September 20, 2004 CATEGORY: BIOS SSM SUPPORTED: Yes PRODUCT TYPE(S): Desktops PRODUCT MODEL(S): HP Compaq dc7100 convertible minitower: All Models HP Compaq dc7100 small form factor: All Models HP Compaq dc7100 ultra-slim desktop: All Models HP Compaq dx6100 microtower: All Models HP Compaq dx6100 slim tower: All Models OPERATING SYSTEM(S): Windows 2000 Windows XP Home Edition Windows XP Professional LANGUAGE(S): Global ENHANCEMENTS: NOTE: For HP Compaq Business Desktop dc7100 Convertible Minitower and HP Compaq Business Desktop dc7100 Small Form Factor models, this SoftPaq, BIOS Version 1.53, is a web release only and will not replace BIOS Version 1.05 in the factory. For HP Compaq Business Desktop dx6100 Microtower and HP Compaq Business Desktop dx6100 Slimtower models, BIOS Version 1.53 is a new factory release that will be shipped on new models, replacing BIOS version 1.06 in the factory. For HP Compaq Business Desktop dc7100 Ultra-Slim Desktop models, BIOS version 1.53 is the initial shipping BIOS. - Extends Drivelock support to all hard drives that support the ATA Security Command set. - Modifies the diskette interrupt 13h "Get Media Type" service to correctly indicate whether the detected media type is the default for the drive. - Adds support for PCI Express x1 video adapters. FIXES: - Corrects an issue with Replicated Setup that caused an incorrect number of cylinders to be used when a hard drive was being reconfigured for User Translation mode. - Corrects an issue that prevented access to a MultiBay hard drive after the operating system resumed from Standby (S3) mode if Drivelock was enabled on the drive and the Master password was used to unlock the drive during the previous startup. - Corrects an issue with the MultiBay option that prevented the cover sensor from reporting the cover removal warning when the desktop is in the Soft Power Off (S5) state. - Prevents non-critical errors generated by some PCI Express graphics cards from causing the system to stop responding (hang). 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. Copyright (c) 2004 Hewlett-Packard Development Company, L.P.