• Code: C1030
• Description: Lift motor 3 error
  • When cassette 3 is inserted, lift limit switch 3 does not turn on within 33 s of lift motor 3 turning on. This error is detected four times successively.
  • During copying, lift limit switch 3 does not turn on within 1 s of lift motor 3 turning on. This error is detected four times successively.
• Causes: Broken gears or couplings of lift motor 3.
  Defective lift motor 3.
  Poor contact of lift motor 3 connector terminals.
  Defective lift limit switch 3.
  Poor contact of lift limit switch 3 connector terminals.
  Defective casette PWB.
• Remedy: Broken gears or couplings of lift motor 3. Replace lift motor 3.
  Defective lift motor 3. Check for continuity across the coil. If none, replace lift motor 3.
  Poor contact of lift motor 3 connector terminals. Reinsert the connector. Also check for continuity within the connector cable. If none, repair or replace the cable.
  Defective lift limit switch 3. Run maintenance item U031 and turn lift limit switch 3 on and off manually. Replace lift limit switch 3 if indication of the corresponding sensor on the touch panel is not displayed in reverse.
  Poor contact of lift limit switch 3 connector terminals. Reinsert the connector. Also check for continuity within the connector cable. If none, repair or replace the cable.
  Defective casette PWB. Replace the casette PWB

• Code: C1040
• Description: Lift motor 4 error
  • When cassette 4 is inserted, lift limit switch 4 does not turn on within 33 s of lift motor 4 turning on. This error is detected four times successively.
  • During copying, lift limit switch 4 does not turn on within 1 s of lift motor 4 turning on. This error is detected four times successively.
• Causes: Broken gears or couplings of lift motor 4.
  Defective lift motor 4.
  Poor contact of lift motor 4 connector terminals.
  Defective lift limit switch 4.
  Poor contact of lift limit switch 4 connector terminals.
  Defective casette PWB.
• Remedy: Broken gears or couplings of lift motor 4. Replace lift motor 4.
  Defective lift motor 4. Check for continuity across the coil. If none, replace lift motor 4.
  Poor contact of lift motor 4 connector terminals. Reinsert the connector. Also check for continuity within the connector cable. If none, repair or replace the cable.
  Defective lift limit switch 4. Run maintenance item U031 and turn lift limit switch 4 on and off manually. Replace lift limit switch 4 if indication of the corresponding sensor on the touch panel is not displayed in reverse.
  Poor contact of lift limit switch 4 connector terminals. Reinsert the connector. Also check for continuity within the connector cable. If none, repair or replace the cable.
  Defective casette PWB. Replace the casette PWB.

• Code: C1140
• Description: Side feeder lift motor going up error (optional side feeder)
  • Upper limit detection switch does not turn off within 15 s of the side feeder lift motor starting (within 200 ms during paper feeding). This error is detected four times successively.
• Causes: Poor contact of upper limit detection switch connector terminals.
  Defective side feeder main PWB.
  Defective side feeder lift motor.
• Remedy: Poor contact of upper limit detection switch connector terminals. Reinsert the connector. Also check for continuity within the connector cable. If none, repair or replace the cable.
  Defective side feeder main PWB. Replace the side feeder main PWB.
  Defective side feeder lift motor. Run maintenance mode U247 and measure the voltage between terminals YC5-A12 (side feeder main circuit board) and YC6- B11. (Make sure all of LUSSW, UCSSW, LLSSW and RCSSW are off.) Despite either DC24V or DC-24V is observed but if the side feeder lift motor does not operate, replace the side feeder lift motor.

• Code: C1150
• Description: Side feeder lift motor going down error (optional side feeder)
  • Lower limit detection switch does not turn off within 15 s of the side feeder lift motor starting (within 200 ms during paper feeding). This error is detected four times successively.
• Causes: Poor contact of lower limit detection switch connector terminals.
  Defective side feeder main PWB.
  Defective side feeder lift motor.
• Remedy: Poor contact of lower limit detection switch connector terminals. Reinsert the connector. Also check for continuity within the connector cable. If none, repair or replace the cable.
  Defective side feeder main PWB. Replace the side feeder main PWB.
  Defective side feeder lift motor. Run maintenance mode U247 and measure the voltage between terminals YC5-A12 (side-feeder main circuit board) and YC6- B11. (Make sure all of LUSSW, UCSSW, LLSSW and RCSSW are off.) Despite either DC24V or DC-24V is observed but if the side-feeder lift motor does not operate, replace the side-feeder lift motor.

• Code: C1200
• Description: Duplex side registration motor error
  • The duplex side registration home position sensor does not detect the home position of the side registration guide.
• Causes: Defective duplex side registration home position sensor.
  Defective duplex side registration motor.
  Defective duplex PWB.
• Remedy: Defective duplex side registration home position sensor. Check the connection of connector YC29 on the engine PWB and the connector YC1 on the duplex PWB. Repair or replace if necessary.
  Defective duplex side registration motor. Replace the duplex side registration motor.
  Defective duplex PWB. Replace the duplex PWB.

• Code: C2100
• Description: Developing motor error
  • LOCK signal remains high for 1 s, 1 s after the developing motor has turned on.
• Causes: Poor contact in the developing motor connector terminals.
  Defective developing motor rotation control circuit.
  Defective drive transmission system.
  Defective duplex PWB.
• Remedy: Poor contact in the developing motor connector terminals. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable.
  Defective developing motor rotation control circuit. Replace the developing motor.
  Defective drive transmission system. Check if the rollers and gears rotate smoothly. If not, grease the bushings and gears. Check for broken gears and replace if any.
  Defective duplex PWB. Replace the duplex PWB.

• Code: C2200
• Description: Drive motor error
  • LOCK signal remains high for 1 s, 1 s after the drive motor has turned on.
• Causes: Poor contact in the drive motor connector terminals.
  Defective drive motor rotation control circuit.
  Defective drive transmission system.
  Defective deck PWB or engine PWB.
• Remedy: Poor contact in the drive motor connector terminals. Check the connection of connector YC2 and YC11 on the deck PWB. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable.
  Defective drive motor rotation control circuit. Replace the drive motor.
  Defective drive transmission system. Check if the rollers and gears rotate smoothly. If not, grease the bushings and gears. Check for broken gears and replace if any.
  Defective deck PWB or engine PWB. Replace the deck PWB or the engine PWB.

• Code: C2250
• Description: Cleaning motor error
  • LOCK signal remains high for 1 s, 200 ms after the cleaning motor has turned on.
• Causes: Poor contact in the drive motor connector terminals.
  Defective cleaning motor rotation control circuit.
  Defective drive transmission system.
  Defective engine PWB.
• Remedy: Poor contact in the drive motor connector terminals. Check the connection of connector YC5 on the engine PWB. Reinsert the connector. Also check for continuity within the connector cable. If none, remedy or replace the cable.
  Defective cleaning motor rotation control circuit. Replace the cleaning motor.
  Defective drive transmission system. Check if the rollers and gears rotate smoothly. If not, grease the bushings and gears. Check for broken gears and replace if any.
  Defective engine PWB. Replace the engine PWB.