White spots or black spots at 94 mm (3.7 in.) intervals
White Spots on black text and graphics at 3.7 in. (94 mm) intervals
Black spots at 3.7 in. (94 mm) intervals
Make 10-15 copies of a blank, white sheet of paper.
If the problem is not solved after printing the blank pages, the drum unit may have foreign material, such as glue from a label, stuck on the drum. Clean the drum unit. > Click here to see how to clean the drum unit.