Samsung Electronics
Service Manual
Troubleshooting
6-2
6.2 Paper Feeding Problems
6.2.1 Wrong Print Position
• Description Printing begins when the paper is in the wrong position.
Check and Cause Solution
A defective feed sensor actuator can cause incorrect tim-
ing.
Replace the defective actuator
6.2.2 JAM 0
• Description
1. Paper has not exited from the cassette.
2. Jam-0 occurs if the paper feeds into the printer.
Check and Cause Solution
1. Check the Solenoid by using Engine
Test Mode.
2. Check the surface of the roller-pick-
up for foreign matter.
3. If continuous clusters occur, check
whether the assembly slot between
shaft-pickup and housing-pickup
become open or is broken away.
4. If the paper feeds into the printer and
Jam 0 occurs, perform Component
Test Mode to check feed-sensor of
the engine board.
1. Replace the solenoid.
2. Clean with soft cloth dampened with
IPA(Isopropyl Alcohol) or water.
3. Replace the Housing-Pickup and/or
Shaft-Pickup.
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