SC Tables
D023/D025 3-26 SM Appendix
3.1.6 SC5XX: PAPER FEED AND FUSING
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
501 B Paper Tray 1 error
502 B Paper Tray 2 error
 When the tray lift motor rotates counterclockwise, (if the upper limit
is not detected within 10 seconds), the machine asks the user to
reset the tray.
 When the tray lift motor rotates clockwise, (if the upper limit is not
detected within 1.5 seconds), the machine asks the user to reset
the tray.
If one of these conditions occurs three consecutive times, the SC is
generated.
 Disconnected or defective paper lift sensor
 Disconnected or defective tray lift motor
 Defective bottom plate lift mechanism
 Too much paper in the tray
 Defective IOB
- -
1. Check if the paper is not loaded too much.
2. Check if the bottom plate smoothly moves up and down manually.
3. Check and/or replace the tray lift motor/ paper lift sensor.
4. Replace the IOB.
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