HP — HP OmniBook 5500CS/CT PC Familiarization Guide, F1320-90028

BIOS w Plug and Play BIOS stored in EEPROM w User Upgradable via floppy drive w A corrupt BIOS that prevents the machine from booting requires a Motherboard replacement. The BIOS can be corrupted by interrupting a BIOS upgrade during the update process. Software and Operating System w Microsoft Windows for Workgroups 3.11 or Windows 95 The HP OmniBook 5000/5500 family comes co-loaded with Windows for Work Groups and Windows 95. The user selects the operating system of choice and the other is auto deleted.

w MS-DOS 6.2 Supported Operating Systems w MS DOS version 6.22* w Microsoft Windows for Workgroups 3.11* w Microsoft Windows 95* w Microsoft NT workstation 3.51** w OS/2 version 3.0** * Supported to the application level. ** Only setup and configuration supported. Security w Physical security from Kensington Lock w 2 - level password protection (admin and user levels), PC ID (tattooing) 16