HP Deskjet 6988dt Printer - Manual (Page 116)

6. Remove the replacement print cartridge from its packaging and carefully remove the
plastic tape. Hold the print cartridge so that the copper strips are on the bottom and
facing toward the printer.
1 Remove plastic 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. Do not remove the copper strips. They are required electrical
contacts.
7. Hold the print cartridge so that the copper strips are on the bottom and facing toward
the printer, and then slide the print cartridge into the cradle as shown.
Chapter 10
114 HP Deskjet 6980 series