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PaperJet 50 user guide – Edition 3 – 29.8.00
46
6 Close the cover
To clean the print head and nozzles
If the printing quality deteriorates you can
quickly clear the print head and test the
nozzles with a print-out showing their
condition.
Press the Function button until the display
shows
HEAD MAINTENANCE
Display shows
NEW HEAD: ON
Either
If the print head is new, press the
Start
button. Your PaperJet 50 performs a print
test.
Or
If the print head 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 12
.
If the printout shows
NOZZLE DAMAGED
then you should clean the printhead
contacts,
see opposite
.
FRONT OF MACHINE
Manually cleaning the printhead contacts
Lift the printer compartment cover.
Remove the print cartridge and head.
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 print head and cartridge.
Close the cover.
Volume
F
Function
Start
Start
Start
Start
Stop
PaperJet 50 User Guide 26/7/01 10:20 am Page 46