• Code: 352
• Description: ID sensor error 3
  For 2 s during the ID sensor pattern check, the ID sensor pattern edge voltage is not 2.5V or the pattern edge is not detected within 800 ms.
• Causes: • ID sensor defective
  • ID sensor harness disconnected
  • ID sensor connector defective
  • IOB defective
  • ID sensor pattern not written correctly
  • Incorrect image density
  • Charge power pack defective
  • ID sensor dirty

• Code: 353
• Description: ID sensor error 4
  One of the following ID sensor output voltages is detected at ID sensor initialization. . Vsg < 4.0V when the maximum PWM input (255) is applied to the ID sensor. . Vsg . 4.0V when the minimum PWM input (0) is applied to the ID sensor.
• Causes: • ID sensor defective
  • ID sensor harness disconnected
  • ID sensor connector defective
  • IOB defective
  • ID sensor pattern not written correctly
  • Incorrect image density
  • Charge power pack defective
  • ID sensor dirty

• Code: 354
• Description: ID sensor error 5
  Vsg falls out of the adjustment target (4.0 ± 0.2V) during Vsg checking
• Causes: • ID sensor defective
  • ID sensor harness disconnected
  • ID sensor connector defective
  • IOB defective
  • ID sensor pattern not written correctly
  • Incorrect image density
  • Charge power pack defective
  • ID sensor dirty

• Code: 355
• Description: ID sensor error 6
  The Vp value, which measures the reflectivity of the ID sensor pattern, was not in the range of –70V to –400V.
• Causes: • Potential sensor defective
  • Potential sensor harness defective
  • Potential sensor disconnected
  • IOB defective
  • OPC unit connector defective
  • Charge corona power pack defective
  • Charge corona wire dirty, broken

• Code: 401
• Description: Transfer output abnormal
  When the transfer is output, the feedback voltage remains higher than 4V for 60 ms.
• Causes: • Transfer power pack defective
  • Transfer current terminal, transfer power pack disconnected, damaged connector

• Code: 402
• Description: Transfer output abnormal release detection
  When the transfer is output, there is hardly any feedback voltage within 60 ms even with application of 24% PWM.
• Causes: • Transfer power pack defective
  • Transfer unit harness disconnected
  • Transfer connector loose, defective

• Code: 430
• Description: Quenching lamp error
  At the completion of auto process control initialization, the potential of the drum surface detected by the potential sensor is more than –400V, the prescribed value.
• Causes: • Quenching lamp defective
  • Quenching lamp harness disconnected
  • Quenching lamp connector loose,
  defective

• Code: 440
• Description: Main motor lock
  The main motor lock signal remains low for 2 seconds while the main motor is on.
• Causes: • Drive mechanism overloaded
  • Motor driver board defective