• Code: BB
• Description: The dev. unit did not reach contact position or home position within 1 sec.
• Causes: Black developing unit movement error

• Code: BC
• Description: Engine SRAM check error erroror
• Causes: Engine SRAM check error erroror

• Code: BD
• Description: Engine EEPROM check error. Printing is continued.
• Causes: Engine EEPROM check error

• Code: BE
• Description: EEPROM (Imaging unit) check error
• Causes: EEPROM (Imaging unit) Errororor

• Code: BF
• Description: EEPROM (Fuser unit) check error
• Causes: EEPROM (Fuser unit) Error error

• Code: DE
• Description: Imaging Unit type mismatch
• Causes: Imaging Unit being used is not intended for use with the printer.

• Code: DF
• Description: Fuser Unit type mismatchr error
• Causes: Fuser Unit being used is not intended for use with the printer.

• Code: E0
• Description: Parity error occurs or no response comes back from engine.
• Causes: Engine communication Error