• Code: C-2201
• Description: An error of the EM signal is detected when a specified period of time elapses after the toner bottle motor (M13) turns ON.
• Causes: Toner bottle motor (M13) Printer control board (PRCB)

• Code: C-2202
• Description: An error of the EM signal is detected when a specified period of time elapses after the developing motor (M3) turns ON.
• Causes: Developing motor (M3) Printer control board (PRCB)

• Code: C-2203
• Description: An error of the EM signal is detected when a specified period of time elapses after the drum motor (M2) turns ON.
• Causes: Drum motor (M2) Printer control board (PRCB)

• Code: C-2301
• Description: The EM signal shows an abnormal condition when a specified period of time elapses after the developing suction fan (FM4) turns ON. This abnormal condition recurs when a specified period of time elapses after FM4 is turned OFF and then ON again.
• Causes: Developing suction fan (FM4) Printer control board (PRCB)

• Code: C-2302
• Description: The EM signal shows an abnormal condition when a specified period of time elapses after the cleaner cooling fan (FM5) turns ON. This abnormal condition recurs when a specified period of time elapses after FM5 is turned OFF and then ON again.
• Causes: Cleaner cooling fan (FM5) ADU drive board (ADUDB) Printer control board (PRCB)

• Code: C-2303
• Description: The EM signal shows an abnormal condition when a specified period of time elapses after the developing cooling fan (FM12) turns ON. This abnormal condition recurs when a specified period of time elapses after FM12 is turned OFF and then ON again.
• Causes: Developing cooling fan (FM12) Printer control board (PRCB)

• Code: C-2401
• Description: The erase lamp (EL) is unconnected.
• Causes: Erase lamp (EL)

• Code: C-2701
• Description: The charging ON/OFF operation is repeated five times after an error detection signal of the charging is detected when the charging is ON.
• Causes: High voltage unit (HV)