Ricoh Pro 8300S - 721-35: Paper Stacking Holder Motor Error; 721-41: Feed-Out Belt Motor Error; Sc721-35, 41

1.SC Codes
258
Major Cause
 Power of the downstream device is not turned on.
 Motor is defective
 Connector is not connected properly
 Short circuit
 Harness is damaged
 Board is damaged
Components: Positioning Roller Motor [DCM14], Controller Board
Solution
1. Motor defective
Check if the motor rotates on its own, whether it is overloaded, and whether the drive is
transmitted.
Replace the motor if it is not in good condition.
2. Connector not connected properly
Check all the connectors between the controller board side and the motor are connected correctly
(whether they are disconnected or incorrectly connected).
Reconnect the connector if it is not connected correctly.
3. Damaged harness
Check if the harness between the main board of Finisher SR5110/SR5120 and the motor is
damaged or exposed.
Replace the harness if it is not in good condition.
4. Board defective
Check if there are any traces of short circuit on the controller board. If so, replace it.
SC721-35, 41
Error Name
 721-35: Paper Stacking Holder Motor Error (Finisher SR5090/Booklet Finisher SR5100)
 721-41: Feed-out Belt Motor Error (Finisher SR5090/Booklet Finisher SR5100)
Pattern
B
Error Condition
 DC motor control error is detected (The first four times are reported as jams. An SC is issued when
it is repeated five times.)
 Home position is not detected within the specified time when moving to the home position. (The
first four times are reported as jams. An SC is issued when it is repeated five times.)
 Home position remains detected after a specified time after leaving the home position. (The first