Ricoh MP C2504 Field Service Manual page 909

6. Troubleshooting
SC No.
SC721-53
SC721-58
SC721-59
SC721-80
SC721-70
900
Type Error Name/Error Condition/Major Cause/Solution
B Rear End Fence Displacement 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).
B Bundle Transport 1 Release Motor Error
B Bundle Transport 2 Release 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).
B Folding Transport Motor Error
• Motor driver detects an error (short-circuit or overheating) (1st time
is SC)
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 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 elapses (1st time is jam
notification, 2nd time is SC notification).