HP 1100dtn - Manual (Page 56)

4-6 ENWW
4 Lift up the handle of the printhead and use it to pull the printhead straight up and out of
its slot.
5 Using a soft, dry, lint-free cloth, carefully remove any ink from the contact pads on the
printhead and inside the printhead slot in the printer.
6 Reinsert the printhead into its color-coded slot. Press down firmly on the printhead to
ensure proper contact after installation.
7 Repeat steps 4 through 6 for the remaining printheads.
8 Close the printhead access latch firmly, ensuring the hook catches the carriage lock, and
then close the printing supplies cover. You will need to use some force to close the
printhead access latch.