Help
HelpIf you have any problems using your DF450, this section will give you the most common solutions.
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.
•Clean the electrical contacts on the print cartridge in the same way.
Contacts
•The print cartridge cleaning head may need wiping.
•Wipe the head with a dry cotton wool bud
Contacts
Do not touch
Cleaning head
Nozzles
Do not touch
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