Sc3Xx: Image Processing - 1 - Ricoh MPC 2800 AT-C2 Field Service Manual

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No.
Type
Line position adjustment (MUSIC) error
Line position adjustment fails four consecutive times.
• Pattern sampling error ( insufficient image density )
• Defective ID sensors for the line position adjustment
• Defective image transfer belt unit
• Defective PCU(s)
285
D
• Defective laser optics housing unit
1. Check and reinstall the image transfer belt unit and PCUs.
2. Check if each toner bottle has enough toner.
3. Replace the ID sensor.
4. Replace the image transfer belt unit.
5. Replace the PCU(s).
6. Replace the laser optics housing unit.
SC3xx: Image Processing – 1
No.
Type
300
D
AC charge output error [K]
301
D
AC charge output error [M]
302
D
AC charge output error [C]
303
D
AC charge output error [Y]
The measured voltage is not proper when IOB measures the charge output for each
color.
• Disconnected or broken high voltage cable
• Defective or not installed PCU
-
-
• Defective high voltage power supply
1. Check or replace the connectors.
2. Replace the PCU for the affected color.
3. Replace the high voltage power supply.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC Tables
3
53

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