Manuals | HP® Customer Support For HP products a product number. - Examples: LG534UA; For Samsung Print products, enter the M/C or Model Code found on the product label. - Examples: “SL-M2020W/XAA” Include keywords along with product name. Examples: "LaserJet Pro P1102 paper jam", "EliteBook 840 G3 bios update" Need help finding your product name or product number? HP ENVY 6000 All-in-One Printer series Manuals Tips for better search results. Ensure correct spelling and spacing - Examples: "paper jam" Use product model name: - Examples: laserjet pro p1102, DeskJet 2130 For HP products a product number. - Examples: LG534UA For Samsung Print products, enter the M/C or Model Code found on the product labelples: The Museum of HP Calculators The Museum of HP Calculators displays and describes Hewlett-Packard calculators introduced from 1968 to 1986 plus a few interesting later models. There are also sections on calculating machines and slide rules as well as sections for buying and selling HP calculators, an HP timeline, collecting information and a software library.