A Technician Is Repairing a Laser Printer Because Its Print

Multiple Choice

A technician is repairing a laser printer because its print jobs have a narrow, faded line running along the length of the page from top to bottom. The faded line is always in the same place. Which of the following will MOST likely resolve the issue?

A) Empty the excess toner bottle.
B) Update the printer firmware.
C) Replace the corona wire.
D) Replace the transfer drum.