• Code: 0100
• Description: Engine board EEPROM (socket mount)
  Detecting EEPROM communication error.
• Causes: Improper installation EEPROM. Defective engine board (KP-1081).

• Code: 0150
• Description: Engine board EEPROM (surface mount) error
  Detecting EEPROM communication error.
• Causes: Defective EEPROM or engine board (KP- 1081).

• Code: 0420
• Description: Optional paper feeder PF-60 communication error
  Communication error between engine board and optional paper feeder PF-60.
• Causes: Improper installation between printer and optional paper feeder. Defective optional paper feeder PF- 60. Defective engine board (KP-1081).

• Code: 0440
• Description: Optional sorter SO-60 communication error
  Communication error between engine board and optional sorter SO-60.
• Causes: Improper installation between printer and optional sorter SO- 60. Defective optional sorter SO-60. Defective engine board (KP-1081).

• Code: 0460
• Description: Optional duplexer DU-61 communication error
  Communication error between engine board and optional duplexer DU-61.
• Causes: Improper installation between printer and optional duplexer DU-61. Defective optional duplexer DU-61. Defective engine board (KP-1081).

• Code: 0550
• Description: Non-supported duplexer is installed
  Non-supported duplexer DU-60 is installede
• Causes: DU-60 is installed.

• Code: 0560
• Description: Paper feeder PF-60 [top] with wrong firmware version is installed
  The code that identifies the firmware version was out of range.
• Causes: Wrong firmware version is used on the main board in paper feeder PF-60.

• Code: 0570
• Description: Paper feeder PF-60 [middle] with wrong firmware version is installed
  The code that identifies the firmware version was out of range. Bulk paper feeder PF-8E with wrong firmware version is installed ·The code that identifies the firmware version was out of range.
• Causes: Wrong firmware version is used on the main board in paper feeder PF-60 or bulk paper feeder PF-8E.