• Code: C8380
• Description: Booklet stitcher folding problem
• Causes: A problem is detected with the folding sensor.
• Remedy: See the booklet stitcher service manual.

• Code: C8390
• Description: Booklet stitcher backup RAM data problem
• Causes: A backup RAM data error is detected.
• Remedy: See the booklet stitcher service manual.

• Code: C8410
• Description: Booklet stitcher punch motor problem
• Causes: A problem is detected with the punch motor.
• Remedy: See the booklet stitcher service manual.

• Code: C8420
• Description: Booklet stitcher shift motor problem
• Causes: A problem is detected with the shift motor.
• Remedy: See the booklet stitcher service manual.

• Code: C8430
• Description: Booklet stitcher punch communication problem
• Causes: A problem is detected with the punch communication.
• Remedy: See the booklet stitcher service manual.

• Code: C8440
• Description: Booklet stitcher punch sensor problem
• Causes: A problem is detected with the punch sensor.
• Remedy: See the booklet stitcher service manual.

• Code: C8450
• Description: Booklet stitcher side punch sensor problem
• Causes: A problem is detected with the side punch sensor.
• Remedy: See the booklet stitcher service manual.

• Code: C8460
• Description: Booklet stitcher punch backup RAM data problem
• Causes: A problem is detected with the punch backup RAM data.
• Remedy: See the booklet stitcher service manual.