Lexmark C752 Quick Reference Pages - Page 26

Print quality guide Page 1 of 4 Print quality guide You can solve many print quality problems by replacing a supply or maintenance item that has reached the end of its intended life. Check the operator panel for a message about a printer consumable. Use the following table to find solutions to print quality problems. Symptom Cause Solution Repeating defects Either the print cartridges are defective, the image transfer unit and transfer roller are defective, or the fuser is defective. Marks occur repeatedly only in one color and multiple times on a page: • Replace the cartridge if the defects occur every: - 47.0 mm (1.85 in) - 96.0 mm (3.78 in) • Check the first transfer bellcranks and springs or Replace the image transfer unit if the defects occur every 101.0 mm (3.98 in) Marks occur down the page repeatedly in all colors: • Replace the transfer roll if the defects occur every 59.7 mm (2.35 in) • Replace the fuser if the if the defects occur every 148.0 mm (5.83 in) Marks occur on every third or sixth page in any color: • Replace the image transfer unit. Color misregistration AABBCCDDEE ABCDE Color has shifted outside of the appropriate area or has been superimposed over another color area. Top to Bottom or Left to Right: 1 Re-seat the cartridges by removing them from the printer and then reinserting them. 2 If you still have the problem, refer to the Color Alignment section under the Utilities Menu. White or colored line ABCDE ABCDE ABCDE Either the print cartridges are defective, the image transfer unit and transfer roller are defective, or the fuser is defective. 1 Replace the color print cartridge causing the line. 2 If you still have the problem, replace the image transfer unit and transfer roller. 3 If you still have the problem, replace the fuser.