Ricoh Pro 8300S - Sc724-10; Transport Motor Error (Shift Sort Tray)

1.SC Codes
274
Reconnect the connector if it is not connected correctly.
2. Damaged harness
Check if the harness between the board and the sensor is damaged or exposed.
Replace the harness if it is damaged.
3. Sensor/switch defective
Check if there are any traces of short circuit (melting fuse) on the sensor/switch, and if the
sensor/switch can be turned off and on.
Replace the sensor or switch.
4. Board defective
Check if there are any traces of short circuit on the controller board, jogger unit main board.
Replace the board. (Board replacement is not required for this error.)
SC724-10
Error Name
Transport Motor Error (Shift Sort Tray)
Pattern
D
Error Condition
The stepper motor driver IC detects an error. (Overcurrent, Overheat)
Major Cause
 Power of the downstream device is not turned on.
 Short circuit
 Harness is damaged.
 There is overload.
 Motor is defective.
Components: Transport Motor [STM1]
Solution
1. Connector not connected properly
Check all the connectors of each component are properly connected. (main board, motor, relay)
Reconnect the connector if it is not connected correctly.
2. Damaged harness
Check if the harness between the board and the sensor is damaged or exposed.
Replace the harness if it is damaged.
3. Motor defective
Check if the motor's drive is transmitted to other components. Check if the motor is overloaded.
Replace the motor if it is defective.