Personal computers; microcomputers; file servers; mobile companions being handheld computer with telecommunications functions in this class; personal organisers being electronic device in this class; floppy diskette drives; hard-disk drives; disk drive controllers; video graphics controllers; back-up tape drives; magnetic tape cartridges; printed circuit boards; serial interface boards; combination serial and parallel interface boards; modems; computer keyboards; numeric keypads for computers; external disk drive storage cabinets with power supplies; color display conversion kits for portable computers with liquid crystal displays; random access memory modules; numeric coprocessors; electrical connecting cables; read-only memories; video random access memory modules; cache memory; memory expansion boards; processor board upgrade kits for personal computers; carrying cases for computers; programmed magnetic diskettes; user's guides and manuals sold as a unit with computers; compact disk read-only memory drives; rechargeable batteries; automobile electrical power adapters; battery chargers; AC adapters for computers; electrical connecting cables for computers and computer peripherals; computer pointing devices; including mice, pens and trackballs; computer docking stations in this class; computer peripheral adapter; upgrade kits for adding audio capabilities to personal computers; personal computer memory cards; intelligent drive array storage systems for personal computers and servers; penbased computers; computer printers and controllers, driver software, interface cards, paper cassettes and multipurpose feeders, print cartridges for computer printers and facsimile machines; programmable font modules for computer printers and facsimile machines; warranty registration diskettes; disk drive storage systems for personal computers; computer network interface controllers; uninterruptable power supplies; power cord protectors; and computer software for computer initialization and configuration, diagnostic functions, operating systems, computer peripheral drivers, accessing information data bases, drive mirroring, data guarding, error logging, automatic revision tracking automatic server recovery, program delivery and license agreement acceptance, reference utility for technical information, and for monitoring and controlling one or more file servers in a local area network of personal computers