• Code: 1110
• Description: Paper feeder lift motor 2 error (optional 3000-sheet paper feeder)
  A motor over-current signal is detected continuously for 1 s or longer.
• Causes: Poor contact in the connector terminals. Paper feeder lift motor 2 does not rotate correctly (the motor is overloaded).
• Remedy: Poor contact in the connector terminals. Check the connection of connector on the engine PWB and the connector on the paper feeder main PWB, and the continuity across the connector terminals. Repair or replace if necessary.
  Paper feeder lift motor 2 does not rotate correctly (the motor is overloaded). Check the gears and remedy if necessary.

• Code: 1120
• Description: Paper feeder left lift position problem (optional 3000-sheet paper feeder)
  Paper feeder switch 1 does not turn on within 30 s of paper feeder lift motor 2 turning on.
• Causes: Poor contact in the connector terminals. Defective paper feeder lift switch 1.ls. Defective paper feeder lift motor 2. The paper feeder left lift does not rise properly.
• Remedy: Poor contact in the connector terminals. Check the connection of connector on the engine PWB and the connector on the paper feeder main PWB, and the continuity across the connector terminals. Repair or replace if necessary.
  Defective paper feeder lift switch 1. Check if YC5-4 on the paper feeder main PWB goes low when paper feeder lift switch 1 is turned off. If not, replace paper feeder lift switch 1.
  Defective paper feeder lift motor 2. Check for continuity across the coil. If none, replace paper feeder lift motor 2.
  The paper feeder left lift does not rise properly. Check the gears and belts, and remedy if necessary.

• Code: 1130
• Description: Paper feeder right lift position problem (optional 3000-sheet paper feeder)
  Paper feeder switch 2 does not turn on within 30 s of paper feeder lift motor 1 turning on.
• Causes: Poor contact in the connector terminals. Defective paper feeder lift switch 2. Defective paper feeder lift motor 1. The paper feeder right lift does not rise properly
• Remedy: Poor contact in the connector terminals. Check the connection of connector on the engine PWB and the connector on the paper feeder main PWB, and the continuity across the connector terminals. Repair or replace if necessary.
  Defective paper feeder lift switch 2. Check if YC5-7 on the paper feeder main PWB goes low when paper feeder lift switch 2 is turned off. If not, replace paper feeder lift switch 2.
  Defective paper feeder lift motor 1. Check for continuity across the coil. If none, replace paper feeder lift motor 1.
  The paper feeder right lift does not rise properly. Check the gears and belts, and remedy if necessary.

• Code: 1900
• Description: Paper feeder EEPROM error (optional paper feeder)
  When writing the data, the write data and the read data is not continuously in agreement three times.
• Causes: Poor contact in the connector terminals. Defective engine PWB. Defective paper feeder.
• Remedy: Poor contact in the connector terminals. Check the connection of connector on the engine PWB and the connector on the paper feeder main PWB, and the continuity across the connector terminals. Repair or replace if necessary.
  Defective engine PWB. Replace the engine PWB and check for correct operation.
  Defective paper feeder. Replace the paper feeder with another unit and check the operation. If the operation is normal, replace or repair optional paper feeder.

• Code: 1950
• Description: Transfer belt unit EEPROM error
  Read and write data does not match.
• Causes: Poor contact in the connector terminals. Defective transfer belt speed detection PWB (inner transfer belt unit).
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC28 on the engine PWB and the connector on the transfer belt unit, and the continuity across the connector terminals. Repair or replace if necessary.
  Defective transfer belt speed detection PWB (inner transfer belt unit). Replace the transfer belt unit.

• Code: 2101
• Description: Paper feed/developing motor BK error
  After the motor drive ON signal is output and 1 s elapses, the rated speed reach signal is not input continuously for 2 s.
• Causes: Poor contact in the connector terminals. Defective drive transmission system. Defective engine PWB. Defective paper feed/developing motor BK.
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC8 on the engine PWB and the connector on the paper feed/developing motor BK, and the continuity across the connector terminals. Repair or replace if necessary.
  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. Run maintenance item U030 and check if YC8-27 (remote signal) on the engine PWB goes low. If not, replace the engine PWB.
  Defective paper feed/developing motor BK. Run maintenance item U030 and check if the paper feed/developing motor BK operates when YC8-27 (remote signal) on the engine PWB goes low. If not, replace the paper feed/developing motor BK.

• Code: 2102
• Description: Developing motor CMY error
  After the motor drive ON signal is output and 1 s elapses, the rated speed reach signal is not input continuously for 2 s.
• Causes: Poor contact in the connector terminals. Defective drive transmission system. Defective engine PWB. Defective developing motor CMY.
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC26 on the engine PWB and the connector on the developing motor CMY, and the continuity across the connector terminals. Repair or replace if necessary.
  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. Run maintenance item U030 and check if YC26-13 (remote signal) on the engine PWB goes low. If not, replace the engine PWB.
  Defective developing motor CMY. Run maintenance item U030 and check if the developing motor CMY operates when YC26-13 (remote signal) on the engine PWB goes low. If not, replace the developing motor CMY.

• Code: 2201
• Description: Drum motor BK error
  After the motor drive ON signal is output and 1 s elapses, the rated speed reach signal is not input continuously for 2 s.
• Causes: Poor contact in the connector terminals. Defective drum motor BK.or CMY. Defective PWB.
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC1 on the motor relay PWB and the connector on the drum motor BK, and the continuity across the connector terminals. Repair or replace if necessary.
  Defective drum motor BK. Replace the drum motor BK.
  Defective PWB. Replace the motor relay PWB or engine PWB and check for correct operation.