• Code: C1040
• Description: Paper feeder lift motor 2 error (optional paper feeder) When optional cassette 4 is inserted, paper feeder lift switch 2 does not turn on within 12 s of paper feeder lift motor 2 turning on.
• Causes: Poor contact in the connector terminals. Broken gears or couplings of paper feeder lift motor 2. Defective paper feeder lift motor 2. Defective paper feeder lift switch 2.
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC22 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. Broken gears or couplings of paper feeder lift motor 2. Replace paper feeder lift motor 2. Defective paper feeder lift motor 2. Check for continuity across the coil. If none, replace paper feeder lift motor 2. Defective paper feeder lift switch 2. Check if YC1-7 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.

• Code: C2000
• Description: Main motor problem Stable OFF is detected for 1 s continuously after main motor stability.
• Causes: Poor contact in the connector terminals. Defective drive transmission system. Defective engine PWB. Defective main motor.
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC10 on the engine PWB and the connector on the main motor, 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. Replace the engine PWB and check for correct operation. Defective main motor. Replace the main motor.

• Code: C2200
• Description: Drum motor problem Stable OFF is detected for 1 s continuously after drum motor stability.
• Causes: Poor contact in the connector terminals. Defective drive transmission system. Defective engine PWB. Defective drum motor.
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC10 on the engine PWB and the connector on the drum motor, 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. Replace the engine PWB and check for correct operation. Defective drum motor. Replace the drum motor.

• Code: C2500
• Description: Paper feed motor error Stable OFF is detected for 1 s continuously after paper feed motor stability.
• Causes: Poor contact in the connector terminals. Defective drive transmission system. Defective engine PWB. Defective paper feed motor.
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC10 on the engine PWB and the connector on the paper feed motor, 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. Replace the engine PWB and check for correct operation. Defective paper feed motor. Replace the paper feed motor.

• Code: C2600
• Description: Paper feeder drive motor error (optional paper feeder) The lock signal of the motor is detected avobe 500 ms.
• Causes: Poor contact in the connector terminals. Paper feeder drive motor does not rotate correctly (the motor is overloaded). Defective PWB. Defective paper feeder drive motor.
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC22 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 drive motor does not rotate correctly (the motor is overloaded). Check the gears and remedy if necessary. Defective PWB. Replace the paper feeder main PWB or engine PWB and check for correct operation. Defective paper feeder drive motor. Replace the paper feeder drive motor.

• Code: C3100
• Description: Scanner carriage problem The home position is not correct when the power is turned on or at the start of copying using the table.
• Causes: Poor contact in the connector terminals. Defective scanner home position switch. Defective scanner motor. The mirror frame, exposure lamp, or scanner wire is defective. Defective engine PWB.
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC17 on the engine PWB and the connector on the scanner home position switch, and the continuity across the connector terminals. Repair or replace if necessary. Defective scanner home position switch. Replace the scanner home position switch. Defective scanner motor. Replace the scanner motor. The mirror frame, exposure lamp, or scanner wire is defective. Check if the mirror flames and exposure lamp are on the rail. And check the scanner wire winds correctly. Defective engine PWB. Replace the engine PWB and check for correct operation.

• Code: C3200
• Description: Exposure lamp problem After the reading starting, when input value at the time of exposure lamp illumination does not exceed the threshold value between 5 s.
• Causes: Poor contact in the connector terminals. Defective exposure lamp. Incorrect shading position. Defective PWB.
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC16 on the engine PWB and the connector on the inverter PWB, and the continuity across the connector terminals. Repair or replace if necessary. Defective exposure lamp. Replace the exposure lamp. Incorrect shading position. Adjust the position of the platen (shading plate). If the problem still occurs, replace the scanner home position switch. Defective PWB. Replace the engine PWB or scanner inverter PWB and check for correct operation.

• Code: C3300
• Description: CCD AGC problem After AGC, correct input is not obtained at CCD.
• Causes: Poor contact in the connector terminals. Defective exposure lamp. Defective PWB.
• Remedy: Poor contact in the connector terminals. Check the connection of connector YC18 on the main PWB and the connector on the CCD PWB, and the continuity across the connector terminals. Repair or replace if necessary. Defective exposure lamp. Replace the exposure lamp. Defective PWB. Replace the main PWB or CCD PWB and check for correct operation.