Ricoh SP 8400DN Field Service Manual page 1308

6.Troubleshooting
SC No. Type
SC720- B Booklet Stapler Motor Error
60
•
•
SC720- B Tray Lift Motor Error
70
•
•
•
SC720- B Shift Motor Error
71
SC720- B Shift Jogger Front Motor Error
72
SC720- B Shift Jogger Rear Motor Error
73
SC720- B Shift Jogger Retreat Motor Error
74
Error Condition of -71, -72, -73, -74
•
•
SC720- B Return Roller Motor Error
75
•
•
•
SC720- B Protection Device Intercept Error 3
80
570
Error Name/Error Condition/Major Cause/Solution
During movement to home, the home position could not be detected within a
predetermined time (1st time is jam notification, 2nd time is SC notification).
During movement from home, the home position was detected for longer than a
predetermined time (1st time is jam notification, 2nd time is SC notification).
Motor controller detects an error (overload) (1st time is jam notification, 2nd time is SC
notification).
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 (t1sec) elapses (1st time is jam notification, 2nd time is SC
notification).
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).
Motor driver detects an error (DC motor control error) (1st time is jam notification, 2nd
time is SC notification)
During movement to home, the home position could not be detected within a
predetermined time (1st time is jam notification, 2nd time is SC notification).
During movement from home, the home position was detected for longer than a
predetermined time (1st time is jam notification, 2nd time is SC notification).