Image defect Description More information
Poor fusing Toner is loose on the printed
image.
See Table 7-34. Causes for
poor fusing.
Distortion or blurring The image appears distorted,
or colors seem out of alignment.
See Table 7-35. Causes for
distortion or blurring.
Smearing The image is smeared or dirty. See Table 7-36. Causes for
smearing.
Misplaced image The image is placed incorrectly
on the page.
See Table 7-37. Causes for a
misplaced image.
Light image
Table 7-19. Causes for light images
Causes for light images
Cause
Solution
Image density is not adjusted correctly. Increase the density for each color.
Poor contact in the attaching bias contacts
between the ETB and the high-voltage PCB.
Clean the contacts. Replace them if they are still
dirty or are damaged.
Attaching roller is worn or damaged. Replace the ETB. Calibrate the printer after
replacing the ETB. See
Calibrate now.
High-voltage PCB is defective. Replace the high-voltage PCB.
DC controller PCB is defective. Replace the DC controller PCB. Calibrate the
printer after replacing the DC controller. See
Calibrate now.
Light color
Table 7-20. Causes for one color printing light
Causes for one color printing light
Cause
Solution
Poor contact in the transfer bias contacts
between the ETB and the printer.
Clean the contacts for the affected color. If the
contacts are still dirty after cleaning or if they are
damaged, replace the contacts or the ETB.
Calibrate the printer after replacing the ETB. See
Calibrate now.
Developing disengaging unit is defective. Replace the developing disengaging unit.
Transfer charging roller is worn or damaged. Replace the ETB. Calibrate the printer after
replacing the ETB. See
Calibrate now.
Table 7-18. Image defects (continued)
ENWW Image defects 357
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