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DF450 doesn’t print properly
Have you removed the protective film from the
ink cartridge or print head or both?
The print head nozzle may need cleaning.
Lifting the print cover and closing it again
makes the DF450 perform an automatic test
procedure, which cleans the nozzle
The electrical contacts for the ink cartridge
may need cleaning.
• Open the printer cover.
• Remove the print cartridge.
• Clean the electrical contacts on the ink
cartridge with a dry cotton wool bud.
Caution: Do not touch the nozzles or contacts.
Contacts
Do not touch
Nozzles
Do not touch
Contacts
•
Clean the electrical contacts on the print
cartridge in the same way.
• The print cartridge cleaning head
may need wiping.
• Wipe the head with a dry cotton wool bud
Cleaning
head
HelpIf you have any problems using your DF450, this section
will give you the most common solutions.