Dark Spots or Marks
There are dark spots or marks that appear in a random pattern on the page.
Possible Causes
The paper path may be contaminated with toner.
The drum cartridge may be defective.
The fuser may be defective.
The transfer roller may be defective.
Print several blank sheets of paper to remove the
toner accumulations.
Replace the drum cartridge.
Replace the fuser (in the maintenance kit).
Replace the transfer roller (in the maintenance
kit).
Phaser® 5550 Printer
6-64
Print-Quality Problems
Solutions