143
White or colored
line
Either the print cartridges are
defective, the image transfer unit
and transfer roller are defective, or
the fuser is defective.
1 Replace the color print cartridge causing the line.
2 If you still have the problem, replace the image
transfer unit and transfer roller.
3 If you still have the problem, replace the fuser.
Streaked
horizontal lines
The print cartridges, the transfer
roller, image transfer unit, or fuser
may be defective, empty, or worn.
Replace the print cartridge, the transfer roller, the
image transfer unit, or fuser as needed.
Streaked vertical
lines
• Toner is smeared before fusing
to the paper.
• The print cartridge is defective.
• If paper is stiff, try feeding from another tray.
• Replace the color print cartridge causing the
streaks.
Symptom
Cause
Solution
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