Ricoh Pro C901 Technical Bulletin page 49

Model:
Aries-P1.5/C1.5
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
1. Execute the manual process control with SP3820-001.
2. Clean or replace the ITB.
3. Replace the laser unit YM or CK.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
497 C Temperature/Humidity sensor K
The output of the temperature sensor was not within the
prescribed range (0.5V to 4.2V) for 3 minutes.
1. Check the connector and harness.
2. Replace the temperature/humidity sensor K below the black
T
echnical
ITB scratched or broken
Dust on the ITB
New Laser unit installed
Process control execution incorrect
Temperature and humidity sensor harness disconnected,
loose, defective
Temperature and humidity sensor defective
PCDU.
B
ulletin
Date:
17-Feb-11
error
PAGE: 13/44
No.:
RM077018