Code :

Code: C-1651
Description: The stacker tray encoder sensor (PS2) does not turn ON within a specified period of time after the stacker tray up down motor (M1) turns ON. Or, the initial operation or the stacker tray down operation is not completed within a specified period of time.
Causes: • Stacker tray up down motor (M1) • LS control board (LSCB) DIPSW6-6
Remedy: 1. Check the stacker tray up down section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between LSCB and motor/sensor, and repair it if any abnormality. 3. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram:LS-505:5-A) 4. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram:LS-505:5-A) 5. Replace PS2. 6. Replace M1. 7. Replace LSCB.

Code: C-1652
Description: The shift unit home sensor (PS11) does not turn ON within a specified period of time after the shift unit motor (M5) turns ON. Or, PS11 does not turn ON within a specified period of time.
Causes: • Shift unit motor (M5) • LS control board (LSCB) DIPSW6-6
Remedy: 1. Check the shift unit section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between LSCB and motor/sensor, and repair it if any abnormality. 3. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: LS-505: 6-A) 4. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: LS-505: 5-H) 5. Replace PS11. 6. Replace M5. 7. Replace LSCB.

Code: C-1653
Description: The alignment plate home sensor (PS12) does not turn ON within a specified period of time after the alignment motor (M7) turns ON. Or, PS12 does not turn ON within a specified period of time.
Causes: • Alignment motor (M7) • LS control board (LSCB) DIPSW6-6
Remedy: 1. Check the alignment section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between LSCB and motor/sensor, and repair it if any abnormality. 3. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: LS-505: 7-A) 4. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: LS-505: 5-H) 5. Replace PS12. 6. Replace M7. 7. Replace LSCB.

Code: C-1654
Description: The grip conveyance home sensor (PS5) does not turn ON within a specified period of time after the grip conveyance motor (M4) turns ON.
Causes: Grip conveyance motor (M4) DIPSW6-6
Remedy: 1. Check the grip conveyance section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between LSCB and motor/sensor, and repair it if any abnormality. 3. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: LS-505: 6-A) 4. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: LS-505: 2-H) 5. Replace PS5. 6. Replace M4. 7. Replace LSCB.

Code: C-1655
Description: The stacker tray upper limit switch (MS2) is ON when the stacker tray up down motor (M1) is in the up operation.
Causes: • Stacker tray up down motor (M1) • Stacker tray upper limit switch (MS2) DIPSW6-6
Remedy: 1. Check the stacker tray up down section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between LSCB and motor/switch, and repair it if any abnormality. 3. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: LS-505: 5-A) 4. Check the operation of the switch, and repair/replace it if any abnormality. (Wiring diagram: LS-505: 7-A) 5. Replace MS2. 6. Replace M1. 7. Replace LSCB.

Code: C-1656
Description: The stacker tray lower limit switch (MS3) is ON when the stacker tray up down motor (M1) is in the down operation.
Causes: • Stacker tray up down motor (M1) • Stacker tray lower limit switch (MS3) DIPSW6-6
Remedy: 1. Check the stacker tray up down section, and clean/repair it if any abnormality. 2. Check the connector connection and the wiring between LSCB and motor/switch, and repair it if any abnormality. 3. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram: LS-505: 5-A) 4. Check the operation of the switch, and repair/replace it if any abnormality. (Wiring diagram: LS-505: 7-A) 5. Replace MS3. 6. Replace M1. 7. Replace LSCB.

Code: C-2101
Description: Charger cleaning motor (M23) operation time abnormality.
Causes: • Charger cleaning limit sensor (PS26) • Charger cleaning limit sensor (PS27) • Charger cleaning motor (M23) • Web motor (M24) • Printer control board (PRCB)
Remedy: 1. Check the connector connection and the wiring between PRCB and motor/sensor, and repair it if any abnormality. 2. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram:Main body (3/4): 16-I, 3-A) 3. Check I/O and the operation of the sensor, and repair/replace it if any abnormality. (Wiring diagram: Main body (3/4): 16-I, 17-I) 4. Replace PS26 or PS27. 5. Replace M23 or M24. 6. Replace PRCB.

Code: C-2102
Description: Charger cleaning motor (M23) power abnormality.
Causes: • Charger cleaning motor (M23) • Web motor (M24) • Printer control board (PRCB)
Remedy: 1. Check the connector connection and the wiring between PRCB and the motor, and repair it if any abnormality 2. Check the I/O drive of the motor and the coupling of the gear, and repair/replace it if any abnormality. (Wiring diagram:Main body (3/4): 16-I, Main body (2/4): 3-A) 3. Replace M23, M24 and PRCB.