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Image defects
If specific defects occur repeatedly, print a Print Quality Troubleshooting page (see Print
quality troubleshooting pages, in this chapter) and follow the instructions on the first page. If
you are unable to resolve the problem, use the information in this section to identify the root
cause of the problem.
Image defects fall into the categories listed in
Table 7-16. Image defects. Possible causes
and recommended solutions for each of these categories are listed in the tables that follow.
In general, the items are listed in order from minor repairs to major repairs. Check the items
in the order in which they appear.
Table 7-16. Image defects
Image defect Description More information
Light image Image light in all colors. See Table 7-17. Causes for
light images
Light color Image light in a particular color. See Table 7-18. Causes for
one color printing light
Dark image Image dark in all colors. See Table 7-19. Causes for
dark images
Dark color Image dark in a particular color. See Table 7-20. Causes for
one color printing dark
Completely blank No image is printed. See Table 7-21. Causes for
a completely blank image
All black/solid color Image is all black or solid color. See Table 7-22. Causes for
an all black or solid colored
image
Dots in vertical lines White dots appear in image. See Table 7-23. Causes for
vertical lines of white dots
Dirt on back of paper Dirt on the back of the page. See Table 7-24. Causes for
dirt on the back of the paper
Dirt on front of paper Dirt on the front of the page. See Table 7-25. Causes for
dirt on the front of the paper
Vertical lines Vertical line appears in image. See Table 7-26. Causes for
vertical lines
White vertical lines White vertical line appears in image. See Table 7-27. Causes for
white vertical lines
Horizontal lines Horizontal line appears in image. See Table 7-28. Causes for
horizontal line
White horizontal lines White horizontal line appears in image. See Table 7-29. Causes for
white horizonal lines
Missing color Image in a particular color does not come
out in color
See Table 7-30. Causes for
a missing color
390 Chapter 7 Troubleshooting ENWW