Exam 220-1101 Topic 3 Question 189 Discussion

Actual exam question for CompTIA's 220-1101 exam
Question #: 189
Topic #: 3
Vertical streaks are appearing on the output of a laser printer. Which of the following items is the MOST likely cause?

Suggested Answer: B Vote an answer

Explanation
Vertical or horizontal lines-Marks that appear in the same place (referred to as repetitive defects) are often due to dirty feed rollers (note that there are rollers in the toner cartridge and fuser unit too) or a damaged or dirty photosensitive drum.

by Beryl at Apr 18, 2026, 12:04 PM

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