Code :

Code: C-C102
Description: Initial communication error between the overall control board (OACB) and the printer control board (PRCB). Communication error from PRCB is detected. Or transmission is not completed.
Causes: • Printer control board (PRCB) • Overall control board (OACB)
Remedy: 1. After turning OFF the sub power switch, turn OFF the main power switch and unplug the power plug. Restart the main body after 10 seconds. 2. Check the connector connection and the wiring between PRCB and OACB, and repair it if any abnormality. 3. Replace PRCB. 4. Replace OACB.

Code: C-C103
Description: Communication error between the overall control board (OACB) and the operation board /1 (OB1). Communication error from OB1 is detected. Or transmission is not completed.
Causes: • Operation board /1 (OB1) • Overall control board (OACB)
Remedy: 1. After turning OFF the sub power switch, turn OFF the main power switch and unplug the power plug. Restart the main body after 10 seconds. 2. Check the connector connection and the wiring between OB1 and OACB, and repair it if any abnormality. (Wiring diagram: Main body (4/4): 3-D, Main body (1/4): 11-N) 3. Check the connector connection and the wiring of the operation panel, and repair it if any abnormality. 4. Replace OB1. 5. Replace OACB.

Code: C-C104
Description: ISW write abnormality 1 of the printer control board.
Causes: • Image processing board (IPB) • Printer control board (PRCB) • Overall control board (OACB)
Remedy: 1. Check the I/F connector connection and the wiring for ISW on IPB, and repair it if any abnormality. 2. Check the connector connection and the wiring between IPB and PRCB, and repair it if any abnormality. (Wiring diagram: Main body (4/4): 9-G, Main body (1/4): 23-B) 3. Reinstalling firmware 4. Replace PRCB.

Code: C-C105
Description: ISW write abnormality 2 of the printer control board.
Causes: • Image processing board (IPB) • Printer control board (PRCB) • Overall control board (OACB)
Remedy: 1. Check the I/F connector connection and the wiring for ISW on IPB, and repair it if any abnormality. 2. Check the connector connection and the wiring between IPB and PRCB, and repair it if any abnormality. (Wiring diagram: Main body (4/4): 9-G, Main body (1/4): 23-B) 3. Reinstalling firmware 4. Replace PRCB.

Code: C-C106
Description: ISW time out error. No normal header is transmitted within a specified period of time after ISW is started.
Causes: • Image processing board (IPB) • Overall control board (OACB)
Remedy: 1. Check the I/F connector connection and the wiring for ISW on IPB, and repair it if any abnormality. 2. Check the connector connection and the wiring between IPB and OACB, and repair it if any abnormality. (Wiring diagram: Main body (4/4): 9-G, Main body (1/4): 11-N) 3. Reinstalling firmware 4. Replace OACB.

Code: C-C107
Description: ISW download abnormality. An error is detected while downloading ISW.
Causes: • Image processing board (IPB) • Overall control board (OACB)
Remedy: 1. Check the I/F connector connection and the wiring for ISW on IPB, and repair it if any abnormality. 2. Check the connector connection and the wiring between IPB and OACB, and repair it if any abnormality. (Wiring diagram: Main body (4/4): 9-G, Main body (1/4): 11-N) 3. Reinstalling firmware 4. Replace OACB.

Code: C-C108
Description: ISW write abnormality on the overall control board. An error is detected because ISW data cannot be written on the overall control board (OACB).
Causes: • Image processing board (IPB) • Overall control board (OACB)
Remedy: 1. Check the I/F connector connection and the wiring for ISW on IPB, and repair it if any abnormality. 2. Check the connector connection and the wiring between IPB and OACB, and repair it if any abnormality. (Wiring diagram: Main body (4/4): 9-G, Main body (1/4): 11-N) 3. Reinstalling firmware 4. Replace OACB.

Code: C-C109
Description: When the sub power switch (SW2) turns ON, ISW unwritten area is detected in the FS firmware.
Causes: • FNSCB firmware • FNS control board (FNSCB)
Remedy: 1. Reinstall the FNSCB firmware. 2. Check the connector connection and the wiring between the main body and each option, and repair it if any abnormality. 3. Check the I/F connector connection and the wiring for ISW on RBU, and repair it if any abnormality. 4. Check the connector connection and the wiring between RBU and OACB, and repair it if any abnormality. 5. Replace FNSCB.