HP Deskjet 3845 Color Inkjet Printer - Cleaning instructions

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Cleaning instructions

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

water from the swab.

HP Deskjet 3840 series printer

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2. Wipe the face and edges of the first print cartridge with the cotton swab.

Caution: Do not wipe the nozzle plate. Touching the ink nozzles will

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

1. Nozzle plate

2. Face and edges of print cartridge

3. Inspect the face and edges of the print cartridge for fibers.

Repeat steps 1 and 2 if fibers are still present.

4. Repeat steps 1 through 3 for the second cartridge.
5. Wipe the underside of the print cartridge cradle walls with clean, moistened

cotton swabs.
Repeat this process until no ink residue or dust appears on a clean swab.

1. Print cartridge cradle

2. Print cartridge cradle walls

6. Insert the print cartridges in the printer, and then close the printer cover.

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7. Connect the power cord to the back of the printer.
8. Print a

test page

.

9. Repeat the cleaning procedure if ink streaks continue to appear on printed

pages.