HP (Hewlett-Packard) C6431-90048 Printer User Manual


 
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6.
Remove the replacement print cartridge from its packaging and carefully
remove the protective vinyl tape.
Caution!
Do not touch the print cartridge ink nozzles or copper
contacts. Touching these parts will result in clogs, ink failure, and bad
electrical connections. In addition, do not remove the copper strips.
They are required electrical contacts.
1. black cartridge 2. tri-color cartridge 3. ink nozzles
4. copper contactsdo not touch or remove the copper contacts
5. protective vinyl taperemove only the protective vinyl tape
7.
Holding the print cartridge vertically with the copper contacts facing the
rear of the printer, push the print cartridge down into the cradle.