A technician is called to work on a laser printer that prints vertical lines on every printed page. Which laser printer part should be checked first?
- pickup rollers
- RAM
- toner cartridge
- wiper blade
| Answers Explanation & Hints:
A vertical line could be a sign of a faulty drum or a problem with the toner cartridge. The toner cartridge is the easiest one to test if it is faulty and can be reused later if it turns out to not be the problem. |