6. Image Quality Problem: Spots
Spots
Black (color) Spots (1)
Colored spots appear at 189 mm or 40 mm (7.5 inches or 1.6 inches) intervals.
CEZ539
189 mm (7.5 in.) 40 mm (1.6 in.)
Cause:
(a) Colored spots appear at 189 mm (7.5 inches) intervals
The drum is scratched or stained.
(b) Colored spots appear at 40 mm (1.6 inches) intervals
The charge roller is scratched or stained.
Solution:
The solution depends on the interval at which the colored spots appear.
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