• Code: 1910
• Description: Side multi tray EEPROM error
  When writing the data, read and write data does not match 3 times in succession.
• Causes: Defective SM main PWB.
  Device damage of EEPROM.
• Remedy: Defective SM main PWB. Replace the SM main PWB (Refer to the service manual for the paper feeder).
  Device damage of EEPROM. Contact the Service Administrative Division.

• Code: 1920
• Description: Side paper feeder EEPROM error
  When writing the data, read and write data does not match 3 times in succession.
• Causes: Defective PF main PWB.
  Device damage of EEPROM.
• Remedy: Defective PF main PWB. Replace the PF main PWB (Refer to the service manual for the paper feeder).
  Device damage of EEPROM. Contact the Service Administrative Division.

• Code: 1950
• Description: Transfer belt unit EEPROM error
  No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated 5 times successively. Mismatch of reading data from 2 locations occurs 8 times successively. Mismatch between writing data and reading data occurs 8 times successively.
• Causes: Defective connector cable or poor contact in the connector.
  Defective transfer belt unit.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Transfer belt unit and engine PWB (YC3)
  Defective transfer belt unit. Replace the transfer belt unit and check for correct operation.

• Code: 2101
• Description: Developer motor K error
  After developer motor K is driven, the ready signal does not turn to L within 5 s. After developer motor K is stabilized, the ready signal is at the H level for 5 s continuously.
• Causes: Defective connector cable or poor contact in the connector.
  Defective drive transmission system of motor.
  Defective developer motor K.
  Defective engine PWB.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Developer motor K and motor control PWB (YC7) Motor control PWB (YC3) and engine PWB (YC9)
  Defective drive transmission system of motor. Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
  Defective developer motor K. Replace the developer motor K.
  Defective engine PWB. Replace the engine PWB and check for correct operation.

• Code: 2102
• Description: Developer motor MCY error
  After developer motor MCY is driven, the ready signal does not turn to L within 5 s. After developer motor MCY is stabilized, the ready signal is at the H level for 5 s continuously.
• Causes: Defective connector cable or poor contact in the connector.
  Defective drive transmission system of motor.
  Defective developer motor MCY.
  Defective engine PWB.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Developer motor MCY and motor control PWB (YC7) Motor control PWB (YC3) and engine PWB (YC9)
  Defective drive transmission system of motor. Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
  Defective developer motor MCY. Replace the developer motor MCY.
  Defective engine PWB. Replace the engine PWB and check for correct operation.

• Code: 2201
• Description: Drum motor K steady-state error
  After drum motor K is stabilized, the ready signal is at the H level for 5 s continuously.
• Causes: Defective connector cable or poor contact in the connector.
  Defective drive transmission system of motor.
  Defective drum motor K.
  Defective engine PWB.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Drum motor K and motor control PWB (YC5) Motor control PWB (YC3) and engine PWB (YC9)
  Defective drive transmission system of motor. Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
  Defective drum motor K. Replace the drum motor K.
  Defective engine PWB. Replace the engine PWB and check for correct operation.

• Code: 2202
• Description: Drum motor C steady-state error [45 ppm/55 ppm model]
  After drum motor C is stabilized, the ready signal is at the H level for 5 s continuously.
• Causes: Defective connector cable or poor contact in the connector.
  Defective drive transmission system of motor.
  Defective drum motor C.
  Defective engine PWB.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Drum motor C and motor control PWB (YC4) Motor control PWB (YC3) and engine PWB (YC9)
  Defective drive transmission system of motor. Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
  Defective drum motor C. Replace the drum motor C.
  Defective engine PWB. Replace the engine PWB and check for correct operation.

• Code: 2202
• Description: Drum motor MCY steady-state error [30 ppm/35 ppm model]
  After drum motor MCY is stabilized, the ready signal is at the H level for 5 s continuously.
• Causes: Defective connector cable or poor contact in the connector.
  Defective drive transmission system of motor.
  Defective drum motor MCY.
  Defective engine PWB.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Drum motor MCY and motor control PWB (YC5) Motor control PWB (YC3) and engine PWB (YC9)
  Defective drive transmission system of motor. Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
  Defective drum motor MCY. Replace the drum motor MCY.
  Defective engine PWB. Replace the engine PWB and check for correct operation.