• Code: C-1235
• Description: An error detection signal of M17 is detected continuously for a specified period of time while the main tray exit motor (M17) is ON.
• Causes: • Main tray exit motor (M17) • Punch drive board (PDB)
• Remedy: 1. Check the main tray exit section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between PDB and the motor, and repair it if any abnormality. 3. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: FD-503: 4-D) 4. Replace M17. 5. Replace PDB.

• Code: C-1241
• Description: The scraps press home sensor (PS48) does not turn ON within a specified period of time after the bundle exit motor (M5) starts the home position search operation.
• Causes: • Bundle exit motor (M5) • Scraps press home sensor (PS48) • SD control board (SDCB) • SD drive board (SDDB) DIPSW7-0
• Remedy: 1. Check the bundle exit section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between SDDB and motor/sensor, and repair it if any abnormality. 3. Check the connector connection and the wiring between SDDB and SDCB, and repair it if any abnormality. 4. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 22-D) 5. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 24-D) 6. Replace PS48. 7. Replace M5. 8. Replace SDDB. 9. Replace SDCB.

• Code: C-1242
• Description: The folding main scan alignment home sensor / Fr1 (PS18) does not turn ON within a specified period of time after the folding main scan alignment motor /Fr (M7) starts the home position search operation. Or, even after a specified period of time after M7 starts the operation, it does not stop.
• Causes: • Folding main scan alignment motor /Fr (M7) • Folding main scan alignment home sensor / Fr1 (PS18) • SD control board (SDCB) • SD drive board (SDDB) DIPSW7-0
• Remedy: 1. Check the folding main scan alignment section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between SDDB and motor/sensor, and repair it if any abnormality. 3. Check the connector connection and the wiring between SDDB and SDCB, and repair it if any abnormality. 4. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 8-D) 5. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 13-D) 6. Replace PS18. 7. Replace M7. 8. Replace SDDB. 9. Replace SDCB.

• Code: C-1243
• Description: The folding exit home sensor (PS24) does not turn ON within a specified period of time after the folding sub scan alignment exit motor (M8) starts the home position search operation. Or, even after a specified period of time after M8 starts to decelerate, it does not stop.
• Causes: • Folding sub scan alignment exit motor (M8) • Folding exit home sensor (PS24) • SD control board (SDCB) • SD drive board (SDDB) DIPSW7-0
• Remedy: 1. Check the folding sub scan alignment section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between SDDB and motor/sensor, and repair it if any abnormality. 3. Check the connector connection and the wiring between SDDB and SDCB, and repair it if any abnormality. 4. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 10-D) 5. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 14-D) 6. Replace PS24. 7. Replace M8. 8. Replace SDDB. 9. Replace SDCB.

• Code: C-1244
• Description: The saddle stitching alignment home sensor /Rt (PS28) does not turn ON within a specified period of time after the saddle stitching alignment motor / Rt (M9) starts the home position search operation. Or, even after a specified period of time after M9 starts the operation, it does not stop.
• Causes: • Saddle stitching alignment motor /Rt (M9) • Saddle stitching alignment home sensor / Rt (PS28) • SD control board (SDCB) • SD drive board (SDDB) DIPSW7-0
• Remedy: 1. Check the saddle stitching alignment section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between SDDB and motor/sensor, and repair it if any abnormality. 3. Check the connector connection and the wiring between SDDB and SDCB, and repair it if any abnormality. 4. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 19-D) 5. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 17-D) 6. Replace PS28. 7. Replace M9. 8. Replace SDDB. 9. Replace SDCB.

• Code: C-1245
• Description: The bundle arm home sensor (PS32) does not turn ON within a specified period of time after the bundle arm motor (M10) starts the home position search operation. Or, even after a specified period of time after M10 starts the operation, it does not stop.
• Causes: • Bundle arm motor (M10) • Bundle arm home sensor (PS32) • SD control board (SDCB) • SD drive board (SDDB) DIPSW7-0
• Remedy: 1. Check the bundle arm section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between SDDB and motor/sensor, and repair it if any abnormality. 3. Check the connector connection and the wiring between SDDB and SDCB, and repair it if any abnormality. 4. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 19-D) 5. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 17-D) 6. Replace PS32. 7. Replace M10. 8. Replace SDDB. 9. Replace SDCB.

• Code: C-1246
• Description: The bundle clip upper limit sensor (PS33) does not turn ON within a specified period of time after the bundle clip motor (M11) starts the home position search operation. Or, even after a specified period of time after M11 starts the operation, it does not stop.
• Causes: • Bundle clip motor (M11) • Bundle clip upper limit sensor (PS33) • Bundle clip lower limit sensor (PS30) • SD control board (SDCB) • SD drive board (SDDB) DIPSW7-0
• Remedy: 1. Check the bundle clip section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between SDDB and motor/sensor, and repair it if any abnormality. 3. Check the connector connection and the wiring between SDDB and SDCB, and repair it if any abnormality. 4. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram:SD-506:16-D) 5. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram:SD-506:19-D) 6. Replace PS33. 7. Replace M11. 8. Replace SDDB. 9. Replace SDCB.

• Code: C-1247
• Description: The bundle registration home sensor (PS34) does not turn ON within a specified period of time after the bundle registration motor (M12) starts the home position search operation. Or, even after a specified period of time after M12 starts the operation, it does not stop.
• Causes: • Bundle registration motor (M12) • Bundle registration home sensor (PS34) • SD control board (SDCB) • SD drive board (SDDB) DIPSW7-0
• Remedy: 1. Check the bundle registration section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between SDDB and motor/sensor, and repair it if any abnormality. 3. Check the connector connection and the wiring between SDDB and SDCB, and repair it if any abnormality. 4. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 27-D) 5. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: SD-506: 21-D) 6. Replace PS34. 7. Replace M12. 8. Replace SDDB. 9. Replace SDCB.