To clean the cartridge and nozzles
If the printing quality deteriorates you can quickly clear the cartridge and test the nozzles with a
Press the Function button until the display shows HEAD MAINTENANCE
Display shows NEW HEAD: ON
Either
If the cartridge is new, press the Start button. Your PaperJet 55E performs a print test.
Or
If the cartridge is not new, press to display
NEW HEAD: OFF
Display shows CLEANING: ON
Your machine performs a print test.
To cancel, press the Stop button.
To interpret the print test, see page 14.
If the printout shows NOZZLE DAMAGED then you should clean the cartridge contacts, see opposite.
Manually cleaning the cartridge contacts
Lift the printer compartment cover.
Remove the cartridge.
Use a slightly damp cloth to clean the electrical contacts taking care not to touch the nozzles.
Use a slightly damp cloth to clean the electrical contacts of the carriage inside the machine.
Replace the cartridge.
Close the cover.
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