Ricoh PRO C7210

1.SC Codes
169
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC720-
76
B
Drag Roller Error
 At cw rotation (roller return), the motor drive board discharged or had a short
circuit (this SC issues immediately at first error).
 At ccw rotation (press operation), the component was not detected at the
home position within the specified number of pulses. (The first time: jam
display, the second time: SC)
 At ccw rotation (press operation), the component had not moved from the
home position within the specified number of pulses. (The first time: jam
display, the second time: SC)
 Motor defective
 Connecter disconnected
 Overload
 Home position sensor defective
 Replace the Drag Roller Motor, reconnect the connector.
 Replace the Drag Roller HP Sensor, reconnect the connector.
 Replace the harness.
 Replace the Main Board.
 Resolve the mechanical failure for the shift jogger mechanism.
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC720-77
B
Exit Fan Motor Error
 No lock signal is received for 10 times consecutively.
 Motor defective
 Connecter disconnected
 Drive circuit defective
 Replace the Exit Fan Motor (Front, Rear), reconnect the connector.
 Replace the harnesses.
 Replace the Main Board.
 Resolve the mechanical failure for the shift jogger mechanism.
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC720-
80
B
Interlock Power Error
There was an error in the voltage level of the 24V_INT power supply (this SC
issues immediately at 1st occurrence).
Main Board power circuit defective
 Replace the main board.
 Replace the harnesses.