Sc5Xx: Paper Feed And Fusing - Ricoh Z-P2 Field Service Manual

No. Type
498 C Temperature and humidity sensor error
• The thermistor output of the temperature sensor was not within the prescribed
• The thermistor output of the humidity sensor was not within the prescribed
• Temperature and humidity sensor harness disconnected, loose, defective
• Temperature and humidity sensor defective
1. Check the connector and harness.
2. Replace the temperature/humidity sensor.

SC5xx: Paper Feed and Fusing

No. Type
501 B 1st paper tray lift motor malfunction
502 B 2nd paper tray lift motor malfunction (optional paper feed unit)
503 B 3rd paper tray lift motor malfunction (optional paper feed unit)
504 B 4th paper tray lift motor malfunction (optional paper feed unit)
- - The paper lift sensor did not activate within 18 sec. after the tray lift motor
switched on.
• An obstruction (jammed paper, paper scraps, etc.) has blocked the motor
• Paper lift sensor connection loose, disconnected, or damaged
• Paper lift sensor defective
• Tray lift motor connection loose, disconnected, or damaged
• Tray lift motor defective
1. Check or replace the harness.
2. Replace the tray lift motor.
3. Replace the BCU.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
range (0.2V to 3.5V).
range (0.01V to 2.4V).
Details (Symptom, Possible Cause, Troubleshooting Procedures)
drive and caused an overload.
SC Tables
581