Ricoh Pro 8300S - Sc731-50; Stacker 2: Shutter Motor Error

1.SC Codes
296
Error Condition
 When lowering, the paper height sensor continues to detect paper after the specified time. (The
first time, it is reported as jam. An SC is issued the second time this occurs.)
 When rising, the paper height sensor does not detect the upper surface of paper even after the
specified time. (The first time, it is reported as jam. An SC is issued the second time this occurs.)
 The tray high limit SW, tray low limit SW and door safety SW turn on. (This SC is issued when the
error was detected for the first time).
Major Cause
 Power of downstream unit is not turned on.
 Motor is defective.
 Connector is disconnected.
 There is overload.
 Paper Height Sensor is defective
Solution
1. Turn the power off and on to check the SC occurs again.
2. Check the HP sensor connections.
3. Check the motor connections.
4. Replace the .HP sensors.
5. Replace the Tray Lift Motor (M14).
6. Replace the controller board.
SC731-50
Error Name
Stacker 2: Shutter Motor Error
Pattern
B
Error Condition
 When the shutter moves to the home position, the home position was not detected within the
specified number of pulses (p0 pulse). (The first time, it is reported as jam. An SC is issued the
second time this occurs.)
 When the shutter moves from the home position, the home position was still detected after the
specified number of pulses (p1 pulse). (The first time, it is reported as jam. An SC is issued the
second time this occurs.)
 Motor driver detected an error. (This SC is issued when the error was detected for the first time).