Ricoh MP C3004 Field Service Manual page 993

SC No. Type
SC721-70 B
SC721-71 B
SC721-81 B
Error Name/Error Condition/Major Cause/Solution
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).
Shift Motor 1 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).
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).
Service Call 700-792
985