SHARP TROUBLE & ERROR CODES AR-651, AR-810 - OlsonBros

[CBD] Abnormal saddle stitcher guide motor
Is the guide home position sensor (PI13S) working normally?
YES
NO
Replace the sensor.
Is the guide motor (M3S) operating at the fixed timing?
NO
YES
Replace the saddle stitcher controller PC board.
Is the guide plate drive mechanism normal?
YES
NO
Fix the mechanism.
Is the problem solved by replacing the guide motor (M3S)?
YES
END
NO
Replace the saddle stitcher controller PC board.
[CBE] Abnormal saddle stitcher paper folding motor
Is the paper folding motor clock sensor (PI4S) working normally?
YES
NO
Replace the sensor.
Is the paper folding motor (M2S) operating at the fixed timing?
NO
YES
Replace the saddle stitcher controller PC board.
Is the paper folding roller drive mechanism normal?
YES
NO
Fix the mechanism.
Is the problem solved by replacing the paper folding motor (M2S)?
YES
END
NO
Replace the saddle stitcher controller PC board.
AR-651/810 TROUBLE SHOOTING 5 - 90