• Code: E5F6-0002
• Description: The paper push-on plate motor clock sensor (PI1S) is faulty. The paper push-on plate leading edge position sensor (PI15S) is faulty. The paper push-on plate home position sensor (PI14S) is faulty. The paper push-on plate motor (M8S) is faulty. The saddle stitcher controller PCB is faulty.
  The paper push-on plate home position sensor does not turn off when the paper push-on plate motor has been driven for 0.3 sec or more.

• Code: E5F6-0003
• Description: The paper push-on plate motor clock sensor (PI1S) is faulty. The paper push-on plate leading edge position sensor (PI15S) is faulty. The paper push-on plate home position sensor (PI14S) is faulty. The paper push-on plate motor (M8S) is faulty. The saddle stitcher controller PCB is faulty.
  The paper push-on plate leading edge position sensor does not turn off when the paper push-on plate motor has been driven for 0.3 sec or more.

• Code: E5F6-0004
• Description: The paper push-on plate motor clock sensor (PI1S) is faulty. The paper push-on plate leading edge position sensor (PI15S) is faulty. The paper push-on plate home position sensor (PI14S) is faulty. The paper push-on plate motor (M8S) is faulty. The saddle stitcher controller PCB is faulty.
  The number of detection pulses of the paper push-on plate motor clock sensor drops below a specific value.

• Code: E5F6-0005
• Description: The paper push-on plate motor clock sensor (PI1S) is faulty. The paper push-on plate leading edge position sensor (PI15S) is faulty. The paper push-on plate home position sensor (PI14S) is faulty. The paper push-on plate motor (M8S) is faulty. The saddle stitcher controller PCB is faulty.
  The paper push-on plate leading edge sensor does not turn on when the paper push-on plate motor has been driven for 0.3 sec or morere.

• Code: E5F8-0001
• Description: The guide home position sensor (PI13S) is faulty. The paper push-on plate home position sensor (PI14S) is faulty. The paper push-on plate leading edge position sensor (PI15S) is faulty. The saddle stitcher controller PCB is faulty.
  The connector of the guide home position sensor is found to be disconnected.

• Code: E5F8-0002
• Description: The guide home position sensor (PI13S) is faulty. The paper push-on plate home position sensor (PI14S) is faulty. The paper push-on plate leading edge position sensor (PI15S) is faulty. The saddle stitcher controller PCB is faulty.
  The connector of the paper home positioning plate home position sensor is found to be disconnected.

• Code: E5F8-0003
• Description: The guide home position sensor (PI13S) is faulty. The paper push-on plate home position sensor (PI14S) is faulty. The paper push-on plate leading edge position sensor (PI15S) is faulty. The saddle stitcher controller PCB is faulty.
  The connector of the paper push-on plate leading edge position sensor is found to be discontented.

• Code: E5F9-0001
• Description: The inlet cover switch (MS1S) is faulty. The front cover switch (MS2S) is faulty. The delivery cover switch (MS3S) is faulty. The saddle stitch controller PCB is faulty.
  When the inlet cover, front cover, and the delivery cover are found to be closed, the inlet cover switch detects an open condition for 1 sec or more from the start of the initial rotation of the host machine or the start of printing.