Lexmark 734DN Print Quality - Page 2

Repeating defects Cause Solution Print quality guide Page 2 of 8 If marks occur repeatedly in only one color and multiple times on a page: A toner cartridge is defective. Replace the toner cartridge if the defects occur every: • 33.0 mm (1.30 in.) • 35.3 mm (1.39 in.) A photoconductor is defective. Replace the photoconductor if the defects occur every: • 28.3 mm (1.11 in.) • 72.4 mm (2.85 in.) If marks occur down the page repeatedly in all colors: The fuser is defective. Replace the fuser if the defects occur every: • 47.4 mm (1.87 in.) • 94.8 mm (3.73 in.) • 113.0 mm (4.45 in.) Light colored line, white line, or incorrectly colored line Example ABCDE ABCDE Cause Toner cartridge is defective. Photoconductor is defective. Transfer module is defective. Solution Replace the color cartridge causing the line. Replace the photoconductor. Replace the transfer module. ABCDE ABCDE ABCDE Printhead lenses are dirty. Clean the printhead lenses.