Ricoh Pro 8300S - Sc721-80

1.SC Codes
269
Reconnect the connector if it is not connected correctly.
3. Harness damaged
Check if the harness between the controller board and the motor/sensor 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.
SC721-80
Error Name
Overcurrent Protection Device Error 3 (Finisher SR5090/Booklet Finisher SR5100)
Pattern
B
Error Condition
 Break in the protection device (Jogger Unit Main Board FU2) is detected. (The fuse is broken)
 Fuse of the protection device (Jogger Unit Main Board FU2) is disconnected or broken.
Major Cause
 Power of the downstream device is not turned on.
 There is overload.
 Connector is not connected properly.
 Harness is damaged.
 Motor is defective.
Corresponding components:
 Front Fence Motor
 Rear Fence Motor
 Fence Lift Motor
 Front Fence Sensor
 Rear Fence Sensor
 Lift Sensor 1 and 2
 Harnesses
 Controller Board
 Jogger Unit Main Board
Solution
1. Motor defective
Check whether the motor's drive is transmitted to other components, or whether the motor is
overloaded.
Replace the motor if it is not in good condition.