Ricoh Pro C901 Technical Bulletin page 128

Model:
Aries-P1.5/C1.5
Subject:
Additional SC codes SC57X
From:
1st PP Service Planning Sec., PP Service Planning
Classification:
This RTB has been issued to announce the fusing related SC codes that had been missing
from the Aries-P1.5/C1.5 Field Service Manual.
Please add the following SC tables to your service manual in between pages 157 and 158
in section "3. Appendix: Service Call Conditions".
Service Call Tables 5-2
No. Type
571 A
No. Type
572 A
No. Type
576 A
T
echnical
Troubleshooting
Mechanical
Paper path
Product Safety
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Fusing roller thermistor error (Fusing roller thermistor)
The core temperature of the hot roller does not reach 0 degrees Celsius for 2100
seconds.
Defective fusing roller thermistor
Loose connection of the fusing roller thermistor
Do SP5810 to cancel the SC fusing code. Turn the main power off, and then on.
Check if the fusing roller thermistor is firmly connected.
Replace the fusing roller thermistor.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Hot roller warm-up error (Fusing roller thermistor)
The core temperature of the hot roller does not reach 45 degrees Celsius for 2100
seconds after the hot roller lamp turned on.
The core temperature of the hot roller does not reach the warm-up temperature for
4000 seconds after the hot roller lamp turned on.
Defective (deformed) fusing roller thermistor
Loose connection of the fusing lamps
Do SP5810 to cancel the SC fusing code. Turn the main power off, and then on.
Check the appearance of the fusing roller thermistor for any anomalies and the
input voltage.
Check if the fusing lamps are firmly connected.
Replace the fusing roller thermistor.
Replace the thermostat.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Fusing belt thermistor error (Fusing belt thermistor)
The temperature of fusing belt does not reach 0 degrees Celsius for 135 seconds.
Defective fusing belt thermistor
Loose connection of the fusing belt thermistor
Do SP5810 to cancel the SC fusing code. Turn the main power off, and then on.
Check if the fusing belt thermistor is firmly connected.
Replace the fusing belt thermistor.
B
ulletin
Date:
10-May-11
Prepared by:
Part information
Electrical
Transmit/receive
Other ( )
PAGE: 1/2
No.:
RM077026
Hiroaki Matsui
Action required
Service manual revision
Retrofit information
Tier 2