HP Officejet 4500 User Guide - Page 93
Solution 7: Clean the ink cartridges, Black Text, Color bars, Large-font text, persists
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Black Text 2. Look at the black text printed on the page. The type should be sharp and clear. Example of good black text - the letters are sharp and clear - the printer is operating correctly Example of bad black text - the letters are smeared. Solution 7: Clean the ink cartridges Clean the ink cartridges if you see the following in the diagnostic report: • Color bars: Color bars are ragged or irregularly streaked or faded; have regular, white streaks; or are not a uniform color throughout the bar, clean the ink cartridges. • Large-font text: Letters are smeared or ragged on one end. For instructions, see Clean the ink cartridges. NOTE: Do not clean ink cartridges unnecessarily. Unnecessary cleaning wastes ink and shortens the life of the ink nozzles. If the issue persists, continue to the next step. Solution 8: Align the ink cartridges Align the ink cartridges if you see the following in the diagnostic report: • Large-font text: Letters are jagged. • Alignment pattern: Lines are jagged. For instructions, see Align the ink cartridges. If the issue persists, continue to the next step. Poor print quality and unexpected printouts 89