Users Manual - English
Page 139
...Make a few copies of a blank, white sheet of the photosensitive drum (OPC) and cause black or white spots to install a new drum. (See Replacing the drum unit on page 161.) Toner scatter or...abcdefghijklmnopqrstuvwxyz. Page skewed AAAABBBBCCCCDDDDEEEEFFFFGGGGHHHHIIIIJJJJKKKKLLLLMMMMNNNNOOOOPPPPQQQQRRRRSSSSTTTTUUUUVVVVWWWWXXXXYYYYZZZZ....0000111122223333444455556666777788889999.... Roughsurfaced paper may be too full. Make sure that you still see the spots on printed documents after making multiple copies, clean the drum unit. (See Cleaning the drum unit on page 177.) ...
...Make a few copies of a blank, white sheet of the photosensitive drum (OPC) and cause black or white spots to install a new drum. (See Replacing the drum unit on page 161.) Toner scatter or...abcdefghijklmnopqrstuvwxyz. Page skewed AAAABBBBCCCCDDDDEEEEFFFFGGGGHHHHIIIIJJJJKKKKLLLLMMMMNNNNOOOOPPPPQQQQRRRRSSSSTTTTUUUUVVVVWWWWXXXXYYYYZZZZ....0000111122223333444455556666777788889999.... Roughsurfaced paper may be too full. Make sure that you still see the spots on printed documents after making multiple copies, clean the drum unit. (See Cleaning the drum unit on page 177.) ...