SC No. Type Error Name/Error Condition/Major Cause/Solution
SC722-47 B Paper Guide Drive Motor Error
• During movement to home, the home position could not be detected
within a predetermined pulse (1st time is jam notification, 2nd time is
SC notification)
• .During movement from home, the home position was detected for
longer than a predetermined pulse (1st time is jam notification, 2nd
time is SC notification).
SC722-70 B Tray 1 Lift Motor Error
• Motor driver detects an error (short-circuit or overheating) (1st time
is SC).
• During descent, the paper surface sensor still detects paper even
after a predetermined time (t0sec) elapses (1st time is jam
notification, 2nd time is SC notification).
• During ascent, the paper surface sensor could not detect the paper
surface even after a predetermined time (t0sec) elapses (1st time is
jam notification, 2nd time is SC notification).
SC722-71 B Shift Motor 1 Error
SC722-81 B Paper Guide Motor
• During movement to home, the home position could not be detected
within a predetermined pulse (1st time is jam notification, 2nd time is
SC notification).
• During movement from home, the home position was detected for
longer than a predetermined pulse (1st time is jam notification, 2nd
time is SC notification).
• Overcurrent (-03 only)
• Staple jam (-44 only)
• Encoder error (-11, -11, -25, -44)
• Motor defective
• Connecter disconnected, or loose
• Motor overload
• HP sensor defective
• Paper surface sensor defective (-70 only)
6. Troubleshooting
990
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