CHAPTER 6 TROUBLESHOOTING
6-17
Image Defect Samples Recommendation
ABCDEFGH
abcdefghijk
A B C D
a b c d e
0 1 2 3 4
Black Horizontal repetitive
defects
Toner scatters and stains the
printed page.
•
The drum unit may be damaged. Install a new
drum unit. See
"Replacing the Drum Unit"
in
Chapter 5.
•
Make sure that you use 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
from the sheets may sometimes stick to the OPC
drum surface. Clean the drum unit. See
“Improving the Print Quality”
in this chapter.
•
Do not use paper that has clips or staples because
they will scratch the surface of the drum.
•
If the unpacked drum unit is subject to excessive
direct sunlight or room light, the unit may be
damaged.
ABCDEFGH
abcdefghijk
A B C D
a b c d e
0 1 2 3 4
White horizontal stripes
•
Make sure that you use paper that meets the
specifications. A rough surfaced paper or thick
media can cause the problem.
•
Make sure that you select the appropriate media
type in the printer driver.
•
The problem may disappear by itself. Try printing
multiple 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
"Replacing the Drum Unit"
in
Chapter 5.
ABCDEFGH
abcdefghijk
A B C D
a b c d e
0 1 2 3 4
Horizontal Lines
•
Clean the printer interior and the primary corona
wire in the drum unit. See
"Cleaning"
in Chapter 5.
•
The drum unit may be damaged. Install a new
drum unit. See
"Replacing the Drum Unit"
in
Chapter 5
.
Summary of Contents for LJ2500
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