HP Deskjet 3520 Inkjet Printer - Manual (Page 48)

manually cleaning print cartridges
If the printer is used in a dusty environment, a small amount of debris may
accumulate inside the case. This debris can include dust, hair, carpet, or clothing
fibers. When debris gets on the print cartridges and cradle, it can cause ink streaks
and smudges on printed pages. Ink streaking is easily corrected by manually cleaning
the cartridges and cradle.
gathering cleaning supplies
You will need the following items to clean the print cartridges and cradle.
●
Distilled water
●
Cotton swabs or other soft, lint-free material that will not stick to the
cartridges
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, then raise the printer cover.
The cradle moves to the center of the printer.
2. Disconnect the power cord from the back of the printer.
3. Remove the print cartridges and place them on a piece of paper with the
nozzle plate facing up.
Caution! Do not leave the print cartridges outside the printer for
more than 30 minutes.