Horizontal Dark Streaks; Vertical Dark Streaks - Dell 7330 User Manual

Horizontal Dark Streaks

There are black lines that appear horizontally on the page.
Possible Causes
The drum cartridge may be defective or at the
end of its life.
The paper path may be contaminated with toner.
The fuser may be defective.

Vertical Dark Streaks

There are black lines that appear vertically on the page.
Possible Causes
The paper path may be contaminated with toner.
The drum cartridge may be defective or at the
end of its life.
The fuser may be defective.
Replace the drum cartridge.
Print several blank sheets of paper to remove the
toner accumulations.
Replace the fuser.
Print several blank sheets of paper to remove the
toner accumulations.
Replace the drum cartridge.
Replace the fuser.
Dell 7330 Mono Laser Printer
6-63
Print-Quality Problems
Solutions
Solutions