Maintain print cartridges, Store print cartridges, Guidelines – HP Deskjet 6940 User Manual

Page 92: Print cartridge storage guidelines

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Prepare to clean

Open the printer cover.


Wait until the print cartridge cradle moves to the right side of the printer and is idle
and quiet.


Remove the print cartridges and place them on a piece of paper, with the copper
strips facing up.


Do not leave the print cartridges outside the printer for more than

30 minutes.

Cleaning instructions

Lightly moisten a cotton swab with distilled water and squeeze any excess water
from the swab.


Wipe the print cartridge copper contacts with the cotton swab.


Do not touch the print cartridge ink nozzles. Touching the ink

nozzles will result in clogs, ink failure, and bad electrical connections.

1 Ink nozzles (do not touch)
2 Copper contacts


Repeat this process until no ink residue or dust appears on the swab.


Insert the print cartridges

in the printer, and then close the printer cover.

Maintain print cartridges

The following tips will help maintain HP print cartridges and ensure consistent print

Keep all print cartridges in their sealed packages until they are needed. Print
cartridges should be stored at room temperatures (15° to 35° C or 59° to 95° F).

Do not remove the plastic tape covering the ink nozzles until you are ready to install
the print cartridge in the printer. If the plastic tape has been removed from the print
cartridge, do not attempt to reattach it. Reattaching the tape damages the print

Follow these instructions to

store print cartridges


Store print cartridges

When print cartridges are removed from the printer, store them in an airtight plastic
container or in the print cartridge protector that comes with the photo print cartridge.

Chapter 10


HP Deskjet 6940 series

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