• Code: C-5001
• Description: Main body drive serial input abnormality 1. The serial data is not received from the main body drive unit within a specified period of time after the power on ACK.
• Causes: Printer control board (PRCB)

• Code: C-5002
• Description: Main body drive serial input abnormality 2. The serial data is not received from the main body drive unit within a specified period of time after the power on ACK.
• Causes: Printer control board (PRCB)

• Code: C-5003
• Description: Main body drive serial input abnormality 3. The serial data is not received from the main body drive unit within a specified period of time after the power on ACK.
• Causes: Printer control board (PRCB)

• Code: C-5004
• Description: Main body drive serial input abnormality 4. The serial data is not received from the main body drive unit within a specified period of time after the power on ACK.
• Causes: Printer control board (PRCB)

• Code: C-5005
• Description: An error is detected while in receiving the drive communication. An reception error interrupt occurs when in receiving a serial data from the drive board. Or, a request for sending the data again is made 3 times due to a checksum error/ID information error and another error is detected again.
• Causes: Printer control board (PRCB) Drive board

• Code: C-5006
• Description: The overall control board fails to communicate. The initial data is not received from the overall control board (OACB) within a specified period of time after the power is turned ON.
• Causes: Printer control board (PRCB) Overall control board (OACB)

• Code: C-5007
• Description: An reception error is detected in the serial communication with the overall control board (OACB).
• Causes: Overall control board (OACB)

• Code: C-5008
• Description: ADU drive serial input abnormality 1. The serial data is not received from the ADU drive board (ADUDB) with ID=0 within a specified period of time after ACK when the power switch (SW2) is ON.
• Causes: ADU drive board (ADUDB)