Ricoh Pro 8300S - Sc724-70; Tray Lift Motor (Shift Sort Tray)

1.SC Codes
275
4. Board defective
Check if there are any traces of short circuit on the controller board. If so, replace it
SC724-70
Error Name
Tray Lift Motor (Shift Sort Tray)
Pattern
D
Error C
 When ascending, the paper height sensors do not detect the surface of the paper within a
specified time. (t 0sec).(The first four times are reported as jams. An SC is issued when it is
repeated five times.)
 When descending, the paper height sensors continue to detect the surface of the paper after a
specified time. (t 1sec) (The first four times are reported as jams. An SC is issued when it is
repeated five times.)
Major Cause
 Power of downstream device is not turned on.
 Motor is defective
 Connector is not connected properly
 Short circuit
 Harness is damaged
 There is overload.
 Paper sensor is defective.
Corresponding components:
 Tray Lift Motor [DCM1]
 Paper Sensor [S1]
Solution
1. Connector not connected properly
Check if the connectors of each motor/sensor are connected correctly (whether they are
disconnected or incorrectly connected) (board, motor, sensor, relay)
Reconnect it if it is not connected correctly.
2. Damaged harness
Check if the harness between the board and the motor/sensor is damaged or exposed.
Replace the harness if it is damaged.
3. Motor/sensor defective
Perform Output Check to see if the motor rotates on its own, whether it is overloaded, and whether