3Using and Caring for Your Print Cartridges

Damage Resulting from Refilling the Print Cartridges

To get the best performance from your printer, Hewlett-Packard recommends using only genuine HP supplies for HP DeskJet printers, including genuine factory-filled HP print cartridges.

Damage resulting from the modification or refilling of HP print cartridges is specifically excluded from the coverage of HP printer warranties.

Note: When buying replacement print cartridges, check the part numbers carefully. The print cartridge numbers for the 840C, 842C, and 843C printers are:

Black HP No. [15] (equivalent to C6615 Series)

Tri-Color HP No. [17] (equivalent to C6625 Series)

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