Description: Booklet stitcher punch sensor problem
Causes: A problem is detected with the punch sensor.
Remedy: See the booklet stitcher service manual.
Code: 8450
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: 8460
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.
Code: 8470
Description: Booklet stitcher punch dust sensor problem
Causes: A problem is detected with the punch dust sensor
Remedy: See the booklet stitcher service manual.
Code: 8480
Description: Booklet stitcher broken punch power source wire problem
Causes: A broken punch power source wire problem is detected.
Remedy: See the booklet stitcher service manual.
Code: F0
Description: Main controller PWB error • The operation breakdown occurs between main controller PWB and operation panel PWB during 30 seconds.
Causes: Defective main controller PWB. Defective operator panel PWB. Defective mainengine controllers relay PWB. Defective engine controller PWB . Defective harness between engine controller PWB and operator panel PWB, or poor contact of the connector terminals.
Remedy: Replace the main controller PWB. Replace the operator panel PWB. Replace the main-engine controllers relay PWB. Replace the engine controller PWB. Check the continuity of the harness. Check the insertion of connectors.