HP Deskjet 3810/3820 HP Deskjet 3820 Series printers - (English) Windows User' - Page 56

manually cleaning print cartridges, gathering cleaning supplies, preparing to clean

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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: q Clean water. q 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 top 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. Do not leave the cartridges outside the printer for more than 30 minutes. Caution! Do not touch the print cartridge ink nozzles or copper contacts. Touching these parts will result in clogs, ink failure, and bad electrical connections. Do not remove the copper strips. They are required electrical contacts. cleaning the print cartridges and print cartridge cradle 1. Lightly moisten a cotton swab with distilled water. 2. Clean the face and edges of the first print cartridge with the swab, as shown in the following illustration.

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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:
●
Clean 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 top 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.
Do not leave the cartridges outside the printer for more than 30 minutes.
Caution!
Do not touch the print cartridge ink nozzles or copper contacts. Touching
these parts will result in clogs, ink failure, and bad electrical connections. Do not
remove the copper strips. They are required electrical contacts.
cleaning the print cartridges and print cartridge cradle
1.
Lightly moisten a cotton swab with distilled water.
2.
Clean the face and edges of the first print cartridge with the swab, as shown in
the following illustration.