HP Vectra VT 6/xxx HP Vectra VT 6/xxx, Familiarization guide - Page 37

3 Troubleshooting and Repair Software and Firmware 1 Set SW-1, on the Matrox board, to ON (BIOS unprotected). 2 Run the video BIOS flash program, progbios.exe, and associated *.bin file, which are provided by HP. 3 Set SW-1, on the Matrox board, to OFF (BIOS protected). Video boards without ROM (such as old CGA and monochrome) are not supported by the BIOS. Memory holes above 1 MB are not supported. DDC display detection is not a BIOS feature, but is handled by the video drivers. Security Support The HP Vectra XU 6/xxx PC and HP Vectra VT 6/xxx PC have the following security features to protect against unauthorized access to the computer and its data: Ì user password prompt. Ì system administrator password to protect the configuration settings (other than the user preferences). Ì communications port protection (ports can be disabled in Setup) to prevent unauthorized use of printers, modems or other devices. Ì disk drive protection (disks can be disabled, write protected, or "boot" protected in Setup) to prevent either copying data or running programs from disk, or loading an alternative operating system. Ì internal security mode switch to protect the configuration, preventing changes being made by the Setup program. Ì internal switch to protect the system ROM from being upgraded. Ì lock on the PC's cover, to prevent access to the inside of the PC. Ì PC serial number and PC identification protected by passwords. Drivers Drivers for the Windows NT, OS/2 and Windows 95 operating systems are provided on the XU/VT Drivers and Documentation CD-ROM that is supplied with the computer. Drivers for the DOS and Windows 3.11 operating systems can be obtained from the HP BBS. HP Vectra Diagnostic Utilities The HP Vectra diagnostic utility is not yet available. The LAN utility, HPVGSet, is provided on the XU/VT Drivers and Documentation CD-ROM. 33