SC740-01

D

Downstream device communication error

  • Communication with the downstream device has established, but the device is not responding to the command sent out, even after being sent three times.
  • The port level of the downstream device does not go HIGH (break cancel) within specified time.
  • I/F cable between inserter and downstream device connector is disconnected or broken
  • Control board of downstream device is defective
  • Cover interposer tray control board defective
  • Inspect the I/F cable between the downstream unit and cover interposer tray.
  • Replace I/F cable.
  • Replace downstream control board.
  • Replace cover interposer tray control board.

SC740-10

B

1st Lift Motor Error

  
  • The lift motor rotates in the ascending direction but the upper limit sensor does not detect within specified time (t0sec). (The first time: jam display, the second time: SC)
  • The lift motor rotates in the descending direction but the lower limit sensor does not detect within specified time (t0sec). (The first time: jam display, the second time: SC)
  
  • Motor connector or harness loose, broken, defective
  • Upper limit sensor, connector, or harness loose, broken, defective
  • Lower limit sensor, connector, or harness loose, broken, defective
  • Motor defective
  • Excessive load on the motor
  • Lift motor defective/Connecter disconnected
  
  • Check motor connector, harness
  • Check upper limit sensor connector, harness
  • Check lower limit sensor connector, harness
  • Replace motor, sensor
  • Replace cover interposer tray control board

SC740-11

B

1st Pick-Up Motor Error

  • Home position is not detected within a specified number of pulses after the pick-up motor is driven. (The first time: jam display, the second time: SC)
  • Home position is still detected after the pick-up motor has been driven for a specified number of pulses. (The first time: jam display, the second time: SC)
  • Motor overload
  • Motor connecter or harness loose, broken, or defective
  • HP senor harness loose, broken, defective, or sensor is defective
  • HP sensor defective
  • Motor defective
  • Inspect the area around the motor for any obstacle that could interfere with operation.
  • Inspect the motor connector and harness.
  • Inspect the HP sensor connector and harness.
  • Replace harness.
  • Replace motor.
  • Replace cover interposer tray control board.

SC740-20

B

2nd Lift Motor Error

  
  • The lift motor rotates in the ascending direction but the upper limit sensor does not detect within specified time (t0sec). (The first time: jam display, the second time: SC)
  • The lift motor rotates in the descending direction but the lower limit sensor does not detect within specified time (t0sec). (The first time: jam display, the second time: SC)
  
  • Excessive load on motor
  • Motor connector or harness loose, broken, defective
  • Upper limit sensor connector or harness loose, broken, defective
  • Lower limit sensor connector or harness loose, broken, defective
  • Upper limit sensor defective
  • Lower limit sensor defective
  • Motor defective
  
  • Inspect the area around the motor for any obstacle that could interfere with operation.
  • Inspect the motor connector and harness.
  • Inspect the upper limit sensor connector and harness, and replace if necessary.
  • Inspect the lower limit sensor connector and harness, and replace if necessary.
  • Replace motor.
  • Replace cover interposer tray control board.

SC740-21

B

2nd Pick-Up Motor Error

  
  • Home position is not detected within a specified number of pulses after the pick-up motor is driven. (The first time: jam display, the second time: SC)
  • Home position is still detected after the pick-up motor has been driven for a specified number of pulses. (The first time: jam display, the second time: SC)
  
  • Motor overload
  • Motor connecter or harness loose, broken, or defective
  • HP senor harness loose, broken, defective, or sensor is defective
  • HP sensor defective
  • Motor defective
  
  • Inspect the area around the motor for any obstacle that could interfere with operation.
  • Inspect the motor connector and harness.
  • Inspect the HP sensor connector and harness.
  • Replace harness.
  • Replace motor.
  • Replace cover interposer tray control board.