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Caution: Clean print cartridges only when necessary. Unnecessary cleaning
wastes ink and shortens the life of the cartridge.
10.5 Manually cleaning the print cartridges
If the printer is used in a dusty environment, a small amount of debris can
accumulate on the print cartridge contacts.
Gathering cleaning supplies
You will need the following items to clean the print cartridges.
• Distilled water (tap water can contain contaminants that can damage the print
cartridge)
• Cotton swabs or other soft, lint-free material that will not stick to the print
cartridge
Be careful not to get ink on your hands or clothing as you clean.
Preparing to clean
1. Press the Power button to turn on the printer, and then raise the printer cover.
2. Remove the print cartridges and place them on a piece of paper with the nozzle
plate facing up.
1. Nozzle plate
Caution: Do not leave the print cartridges outside the printer for more
than 30 minutes.
HP Deskjet 6600 series printer
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