• Code: SC504
• Description: Tray 2 feed error • The lift sensor is not activated within 10 seconds after the tray lift motor starts lifting the bottom plate. • When the tray lowers, the tray lift sensor does not go off within 1.5 sec.
• Remedy: • Tray lift motor defective or disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected or blocked by an obstacle

• Code: SC505
• Description: Tandem tray rear fence motor error • The return sensor does not switch ON within 10 sec. after the rear fence motor switches ON. • The HP sensor does not switch ON 10 sec. after the rear fence motor switches ON. • The HP sensor and return sensor switch ON at the same time.
• Remedy: • Rear fence motor defective or poor connection • Paper or other obstacle interfering with operation of the sensors • Paper or other obstacle trapped between tray and motor • Motor mechanical overload due to obstruction • Return sensor or HP sensor defective or dirty

• Code: SC506
• Description: Tandem tray back fence motor error. The back fence should be closed but the fence was not detected in the closed position within 500 ms. -or- The back fence should be open but the fence was not detected in the open within 500 ms.
• Remedy: • Paper loaded incorrectly • Back fence motor harness disconnected, loose, defective • Back fence motor defective • Paper blocking sensors • Paper stuck between tray and motor • Back fence close, back fence open sensor harnesses disconnected, loose, or defective. • Back fence close, back fence open sensor defective • Paper or other obstacle is interfering with movement of the fence

• Code: SC510
• Description: LCT tray error. • When the bottom plate is lifted, the upper limit sensor does not come on for 30 sec. • When the bottom plate is lowered, the lower limit sensor does not come on for 30 sec. • After lift begins, the upper limit sensor does not switch ON before the pick-up solenoid switches ON. • The paper end sensor switches ON during lift and the upper limit sensor does not switch ON for 2.5 s, and a message prompts user to reset paper.
• Remedy: • Tray lift motor harness, disconnected, loose, or defective • Tray lift motor defective • Lift sensor defective or disconnected • Pick-up solenoid defective or disconnected • Paper end sensor defective

• Code: SC515
• Description: Duplex jogger motor error 1. When the jogger fence moves to the home position, the jogger fence HP sensor does not switch on even after the duplex jogger motor has moved the jogger fence 153.5 mm.
• Remedy: • Rear fence motor defective or poor connection • Paper or other obstacle interfering with operation of the sensors or motor • Return sensor or HP sensor defective or dirty

• Code: SC516
• Description: Duplex jogger motor error 2. When the jogger fence moves from the home position, the jogger fence HP sensor does not turn off even if the duplex jogger motor has moved the jogger fence 153.5 mm.
• Remedy: • Paper or other obstacle has jammed mechanism • HP sensor connector disconnected or defective • HP sensor defective

• Code: SC520
• Description: Fusing/Exit Motor error. The Fusing/Exit Motor LOCK signal is not detected for a
  duration of one second after the motor START signal is sent.
• Remedy: • Fusing/Exit Motor connecter is not connected correctly. • Fusing/Exit Motor torque is too high or too low. • Fusing/Exit Motor is defective.

• Code: SC530
• Description: Fan error 1: fusing cooling fan motor. The BICU does not receive the lock signal 5 seconds after the fusing unit fan switches ON.
• Remedy: • Fusing cooling fan disconnected, defective • BICU defective