Manuals and User Guides for HP P5389A - Intel Pentium III-S 1.4 GHz Processor Upgrade. We have 20 HP P5389A - Intel Pentium III-S 1.4 GHz Processor Upgrade manuals available for free PDF download: User Manual, Maintenance Manual, Installation Manual, Overview, Information Manual, Manual, Error Prevention Manual, Technical White Paper, Firmware Update, Installation Notes, Update, Instructions, Installation Sheet, Reference