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CHAPTER 6 TROUBLESHOOTING
6-15
Image Defect Samples Recommendation
94 mm
3.7 in.
94 mm
3.7 in.
White Spots
Printed pages have white
spots in black text and
graphics at intervals of 94 mm
(3.7 in.).
94 mm
3.7 in.
94 mm
3.7 in.
Printed pages have black
spots at intervals of 94 mm
(3.7 in.).
!
Caution
Do not try to clean the surface of the photosensitive drum with a
sharp object, such as a ball-point pen, etc.
• The drum unit may be damaged. Install a new drum unit. See
“Replacing the Drum Unit” in Chapter 5.