Ricoh Aficio 1105

• Code: SC302
• Description: Charge corona output error 3
  The control PWM for the charge grid is too high.
• Causes: • Charge P.P. defective • Poor charge corona unit connection

• Code: SC303
• Description: Charge corona output error 4
  The feedback voltage from the charge grid is too high.
• Causes: • Charge P.P. defective • Poor charge corona unit connection

• Code: SC305
• Description: Charge corona wire cleaner error 1
  The charge corona wire cleaner does not return to its home position.
• Causes: • Charge corona wire cleaner motor defective • Charge P.P. defective • IOB defective

• Code: SC306
• Description: Charge corona wire cleaner error 2
  The charge corona wire cleaner motor connector is not connected.
• Causes: • The charge corona wire cleaner motor connector is not connected.

• Code: SC310
• Description: Potential sensor error 1
  When calibrating the drum potential sensor at the process control initial setting, the drum potential sensor output voltage is out of specification.
• Causes: • Potential sensor defective • Poor connection between the potential sensor and the I/O board (IOB) • IOB defective • Poor connection between the drum unit and the I/O board (IOB) • Development power pack defective

• Code: SC311
• Description: Potential sensor error 2
  When calibrating the drum potential sensor at the process control initial setting, the rate of change of drum potential sensor output with voltage on the drum is out of specification.
• Causes: • Potential sensor defective • Poor connection between the potential sensor and the I/O board (IOB) • IOB defective • Poor connection between the drum unit and the I/O board (IOB) • Development power pack defective