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4-16
Image default examples Recommendation
ABCDEFGH
abcdefghijk
ABCD
abcde
01234
Black Horizontal repetitive
defects
Toner scatters and stains the
printed page.
•
The drum unit may be damaged. Install a new drum
unit. See "How to replace the drum unit" in Chapter
3.
•
Make sure you are using paper that meets
specifications. See “What kind of paper can I use”
in Chapter 1.
✒
Note
•
If you use label sheets for laser printers, the glue
sometimes sticks to the OPC drum surface.
•
Do not use paper with clips or staples, these will
scratch the surface of the drum.
•
If an unpacked drum unit is subject to excessive
direct sunlight or room light, the unit may be
damaged.
ABCDEFGH
abcdefghijk
ABCD
abcde
01234
White horizontal stripes
•
Make sure you are using paper that meets the
specifications. Rough surfaced paper or thick media
can cause this problem.
•
Make sure you selected the appropriate media type in
the printer driver.
•
The problem may disappear by itself. Try printing a
few pages to clear this problem especially if the
printer has not been used for a long time.
•
The drum unit may be damaged. Install a new drum
unit. See "How to replace the drum unit" in Chapter
3.
ABCDEFGH
abcdefghijk
ABCD
abcde
01234
Horizontal Lines
•
Clean the printer interior and the primary corona
wire in the drum unit. See "How to clean the
printer" in Chapter 3.
•
The drum unit may be damaged. Install a new drum
unit. See "How to replace the drum unit" in Chapter
3.