Ricoh AP-C3, Field Service Manual, Page: 805 / 1334

No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
498 C
Temperature and humidity sensor error 2
• The thermistor output of the temperature sensor was not within the prescribed
range (more than 0.5 V to less than 3.0 V).
• The thermistor output of the humidity sensor was not within the prescribed
range (less than 2.4 V).
• 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.
Service Call Tables – 5
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
Service Call
803