• Pick-up solenoid connector or harness loose, broken, or defective
• Pick-up solenoid defective
502 B
2nd tray lift malfunction
The paper height sensor did not activate after the tray lift motor was on for 10 sec.
Note: Normally, if the power switch is turned on when the paper is already at the feed
height, the paper height position is detected again. At this time, the paper height sensor
should de-activate within 5 sec. after the paper bottom plate starts to drop. If it does not
deactivate within 5 sec. after four attempts, a message will prompt the user to reset Tray
1. After two attempts to release the error by re-setting the paper tray, if this does not solve
the problem then this SC is displayed.
• Lift motor connector or harness loose, broken, defective.
• Lift motor defective
• Height sensor connector or harness loose, broken, defective
• Height sensor defective
• Loose paper or other obstruction between the tray and motor
• Pick-up solenoid connector or harness loose, broken, or defective
• Pick-up solenoid defective
503 B
3rd tray lift malfunction (optional paper tray unit)
The paper height sensor is not activated after the tray lift motor has been on for 13 seconds.
Note: Normally, if the power switch is turned on when the paper is already at the feed
height, the paper height position is detected again. At this time, the paper height sensor
should de-activate within 5 seconds after the paper bottom plate starts to drop. If it does
not deactivate within 5 s after four attempts, the tray lift motor halts. After two attempts to
re-set the paper tray, if this does not solve the problem, then this SC is displayed and tray
control halts.
• Lift motor connector or harness loose, broken, defective.
• Lift motor defective
• Height sensor connector or harness loose, broken, defective
• Height sensor defective
504 B
4th tray lift malfunction (optional paper tray unit)
The paper height sensor is not activated after the tray lift motor has been on for 13 seconds.
4. Troubleshooting
154
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