Sc5Xx: Paper Feed And Fusing - Ricoh M022 Service Manual

6. Troubleshooting
No. Type
495 D
No. Type
6
498 C

SC5xx: Paper Feed and Fusing

No. Type
501 B
502 B
503 B
504 B
662
CÓPIA NÃO CONTROLADA
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Toner collection motor error
The machine detects that the waste toner bottle is not set for one second when the
toner collection motor is turned off.
• Toner collection motor damaged
• Disconnect or defective harness
• Defective BCU
1. Check or replace the harness.
2. Replace the toner collection motor.
3. Replace the BCU
4. Check and retry the connecting procedure.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Temperature and humidity sensor error 2
• The thermistor output of the temperature sensor was not within the prescribed
range (0.2V to 3.5V).
• The thermistor output of the humidity sensor was not within the prescribed range
(0.01V to 2.4V).
• 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.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
1st paper tray lift motor malfunction
2nd paper tray lift motor malfunction (optional paper feed unit)
3rd paper tray lift motor malfunction (optional paper feed unit)
4th paper tray lift motor malfunction (optional paper feed unit)
CÓPIA NÃO CONTROLADA