Lexmark C543DN Service Manual - Page 38

5025-2xx, 4xx Print quality symptom table Symptom Background Blank page Blurred or fuzzy print Half-color page Horizontal banding Horizontal line Insufficient fusing Missing image at edge Mottle (2-5mm speckles) Narrow vertical line Random marks Residual image Solid color page Vertical banding Color matching problems Light print on solids Action Go to "Print quality-background" on page 2-43. Go to "Print quality-blank page" on page 2-44. Go to "Print quality-blurred or fuzzy print" on page 2-45. Go to "Print quality-half-color page" on page 2-45. Go to "Print quality-horizontal banding" on page 2-46. Go to "Print quality-horizontal line" on page 2-46. Go to "Print quality-insufficient fusing" on page 2-47. Go to "Print quality-missing image at edge" on page 2-47. Go to "Print quality-mottle (2-5mm speckles)" on page 2-47. Go to "Print quality-narrow vertical line" on page 2-48. Go to "Print quality-random marks" on page 2-48. Go to "Print quality-residual image" on page 2-49. Go to "Print quality-solid color page" on page 2-50. Go to "Print quality-vertical banding" on page 2-50. See "Color theory" on page 3-45. See "Media guidelines" on page 1-12. 2-4 Service Manual