HP 6840 HP Deskjet 6800 Printer series - (Macintosh OS 9) User's Guide - Page 116
Manually cleaning the print cartridges - deskjet printer manual
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HP Deskjet 6800 series printer User's Guide 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. Cleaning instructions 1. Lightly moisten a cotton swab with distilled water and squeeze any excess water from the swab. 2. Wipe the print cartridge copper contacts with the cotton swab. 116
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