• Code: SC77-42
• Description: The intermediate conveyance motor (M3) detects an error detection signal for a specified period of time in succession.
• Causes: Intermediate conveyance motor (M3) Punch drive board (PDB)
• Remedy: The main body stops immediately to turn OFF the RL1 (main).

• Code: SC77-43
• Description: The PI conveyance motor (M7) detects an error detection signal for a specified period of time in succession.
• Causes: PI conveyance motor (M7) PI drive board (PIDB)
• Remedy: The main body stops immediately to turn OFF the RL1 (main).

• Code: SC77-44
• Description: The main tray paper exit motor (M17) detects an error detection signal for a specified period of time in succession.
• Causes: Main tray paper exit motor (M17) Punch drive board (PDB)
• Remedy: The main body stops immediately to turn OFF the RL1 (main).

• Code: SC77-48
• Description: Resending of communication data due to an error is not available.
• Causes: Main body I/F wiring harness
• Remedy: The main body stops immediately to turn OFF the RL1 (main).

• Code: SC77-49
• Description: When non-volatile memory is being accessed, no response is obtained for a specified period of time.
• Causes: FD control board (FDCB)
• Remedy: The main body stops immediately to turn OFF the RL1 (main).

• Code: SC77-58
• Description: When the FD is unready, a signal to start operations is received from the main body.
• Causes: Irregular operations. Recovery by turning the power ON and OFF.
• Remedy: The main body stops immediately to turn OFF the RL1 (main).

• Code: SC77-59
• Description: The communication message queue between the tasks in the FD is full.
• Causes: Irregular operations. Recovery by turning the power ON and OFF.
• Remedy: The main body stops immediately to turn OFF the RL1 (main).

• Code: SC80-40
• Description: The ISW information is not written. Or, the ROM check of the FD results in an error.
• Causes: FD control board (FDCB) Wiring harness between the FDCB and the main bo
• Remedy: The main body stops immediately to turn OFF the RL1 (main).