• Code: C-1251
• Description: Saddle stitching alignment motor /Lt (M16) drive abnormality. The saddle stitching alignment home sensor /Lt (PS29) does not turn ON even after a specified period of time after M16 starts the home position search operation. Or, even after a specified period of time after M16 starts the operation, it does not stop. 34-0/1/3
• Causes: Saddle stitching alignment home sensor /Lt (PS29: SD-506) Saddle stitching alignment motor /Lt (M16: SD-506) SD drive board (SDDB: SD-506) SD control board (SDCB: SD-506)
• 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. SD-506: 15-D 5 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. SD-506: 17-D 6 Replace PS29. - 7 Replace M16. - 8 Replace SDDB. - 9 Replace SDCB.

• Code: C-1252
• Description: Bundle press movement motor (M17) drive abnormality. The bundle press movement home sensor (PS36) does not turn ON even after a specified period of time after M17 starts the home position search operation. Or, even after a specified period of time after M17 starts the operation, it does not stop. 34-0/1/3
• Causes: Bundle press movement home sensor (PS36: SD- 506) Bundle press movement motor (M17: SD-506) SD drive board (SDDB: SD-506) SD control board (SDCB: SD-506)
• Remedy: 1 Check the bundle press movement 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. SD-506: 26-D 5 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. SD-506: 22-D 6 Replace PS36. - 7 Replace M17. - 8 Replace SDDB. - 9 Replace SDCB. -

• Code: C-1253
• Description: 1st folding blade motor (M18) drive abnormality. The 1st folding blade home sensor /2 (PS21) does not turn ON even after a specified period of time after M18 starts the home position search operation. Or 1st folding blade home sensor /1 (PS20) does not turned ON within a specified period of time after M18 starts the operation. 34-0/1/2/3
• Causes: 1st folding blade home sensor /1 (PS20: SD-506) 1st folding blade home sensor /2 (PS21: SD-506) 1st folding blade motor (M18: SD-506) SD drive board (SDDB: SD-506) SD control board (SDCB: SD-506)
• Remedy: 1 Check the 1st folding 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. SD-506: 11-D 5 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. SD-506: 12-D 6 Replace PS20 or PS21. - 7 Replace M18. - 8 Replace SDDB. - 9 Replace SDCB.

• Code: C-1254
• Description: 2nd folding blade motor (M19) drive abnormality. The 2nd folding blade home sensor /2 (PS23) does not turn ON even after a specified period of time after M19 starts the home position search operation. Or the 2nd folding blade home sensor /1 (PS22) does not turned ON within a specified period of time after M19 starts the operation. 34-2
• Causes: 2nd folding blade home sensor /1 (PS22: SD-506) 2nd folding blade home sensor /2 (PS23: SD-506) 2st folding blade motor (M19: SD-506) SD drive board (SDDB: SD-506) SD control board (SDCB: SD-506)
• Remedy: 1 Check the 2nd folding 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. SD-506: 11-D 5 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. SD-506: 12-D,13-D 6 Replace PS22 or PS23. - 7 Replace M19. - 8 Replace SDDB. - 9 Replace SDCB.

• Code: C-1255
• Description: Clincher up down motor (M20) drive abnormality. The clincher up down home sensor (PS26) does not turn ON even after a specified period of time after M20 starts the home position search operation. Or, even after a specified period of time after M20 starts the operation, it does not stop. 34-0/1/3
• Causes: Clincher up down home sensor (PS26: SD-506) Clincher up down motor (M20: SD-506) SD drive board (SDDB: SD-506) SD control board (SDCB: SD-506)
• Remedy: 1 Check the clincher up down 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. SD-506: 16-D 5 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. SD-506: 18-D 6 Replace PS26. - 7 Replace M20. - 8 Replace SDDB. - 9 Replace SDCB.

• Code: C-1256
• Description: Saddle stitching alignment motor (M21) drive abnormality. The saddle stitching press home sensor (PS27) does not turn ON even after a specified period of time after M21 starts the home position search operation. Or, even after a specified period of time after M21 starts the operation, it does not stop. 34-0/1/3
• Causes: Saddle stitching press home sensor (PS27: SD-506) Saddle stitching press motor (M21: SD-506) SD drive board (SDDB: SD-506) SD control board (SDCB: SD-506)
• Remedy: 1 Check the saddle stitching press 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. SD-506: 16-D 5 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. SD-506: 16-D 6 Replace PS27. - 7 Replace M21. - 8 Replace SDDB. - 9 Replace SDCB.

• Code: C-1257
• Description: Bundle arm rotation motor (M22) drive abnormality. The bundle arm rotation home sensor (PS31) does not turn ON even after a specified period of time after M22 starts the home position search operation. Or, even after a specified period of time after M22 starts the operation, it does not stop. 34-0/1/3
• Causes: Bundle arm rotation home sensor (PS31: SD-506) Bundle arm rotation motor (M22: SD-506) SD drive board (SDDB: SD-506) SD control board (SDCB: SD-506)
• Remedy: 1 Check the bundle arm rotation 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. SD-506: 27-D 5 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. SD-506: 24-D 6 Replace PS31. - 7 Replace M22. - 8 Replace SDDB. - 9 Replace SDCB.

• Code: C-1258
• Description: Bundle press movement motor (M23) drive abnormality. The bundle press home sensor (PS37) does not turn ON even after a specified period of time after M23 starts the home position search operation. Or, even after a specified period of time after M23 starts the operation, it does not stop. 34-0/1/3
• Causes: Bundle press home sensor (PS37: SD-506) Bundle press lower limit sensor (PS47: SD-506) Bundle press motor (M23: SD-506) SD drive board (SDDB: SD-506) SD control board (SDCB: SD-506)
• Remedy: 1 Check the bundle press 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. SD-506: 20-D 5 Check I/O and the operation of the sensor, and repair/replace it if any abnormality. SD-506: 23-D 6 Replace PS37 or PS47. - 7 Replace M23. - 8 Replace SDDB. - 9 Replace SDCB.