Ricoh Pro C7200S Troubleshooting Manual page 173

SC No. Level
SC720- B Drag Roller Error
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76
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SC No. Level
SC720-77 B
SC No. Level
SC720- B Interlock Power Error
80
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
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Error Name/Error Condition/Major Cause/Solution
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.
Error Name/Error Condition/Major Cause/Solution
Exit Fan Motor Error
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No lock signal is received for 10 times consecutively.
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Motor defective
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Connecter disconnected
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Drive circuit defective
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Replace the Exit Fan Motor (Front, Rear), reconnect the connector.
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Replace the harnesses.
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Replace the Main Board.
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Resolve the mechanical failure for the shift jogger mechanism.
Error Name/Error Condition/Major Cause/Solution
Replace the main board.
Replace the harnesses.
1.SC Codes
169