The Cause And Solution Of The Bad Discharge; Wrong Print Position - Xerox Phaser 3450 Service Manual

TROUBLESHOOTING

7.2 The cause and solution of the bad discharge

7.2.1 Wrong Print Position

• Description Printing begins at wrong position on the paper.
Check and Cause
Wrong sense time caused by defective feed sensor
actuator.
7.2.2 JAM 0
1. Paper is not exited from the cassette.
• Description
2. Jam-0 occurs if the paper feeds into the printer.
Service Manual
7-8
Check and Cause
1. Check the Solenoid by using EDC
Mode.
2. Check if the pad is loose due to bad
sealing of the side-pad.
3. Check the surface of the roller-pick-
up for foreign matter.
4. If continuous clusters occur, check
whether the assembly slot between
shaft-pickup and housing-pickup
opens or is broken away.
5. If the paper feeds into the printer and
Jam 0 occurs, perform EDC Mode to
check feed-sensor of the engine
board.
Solution
Replace the defective actuator
1. Replace the solenoid.
2. Replace the side-pad Assembly L or
R, if necessary.
3. Clean with soft cloth dampened with
IPA(Isopropyl Alcohol) or water.
4. Replace the Main PBA and/or Sensor.
Solution