• Code: 01
• Display: JAM 1
• Description: 1. Recording paper is jammed in front of or inside the fuser. 2. Recording paper is stuck in the discharge roller and in the fuser just after passing through the Actuator-Feed.
• Causes: 1. If the recording paper is jammed in front of or inside the fuser. 2. If the recording paper is stuck in the discharge roller and the fuser just after passing through the Actuator- Feed, Feed Actuator may be defective.

• Code: 02
• Display: JAM 2
• Description: 1. Recording paper is jammed in front of or inside the fuser. 2. Recording paper is stuck in the discharge roller and in the fuser just after passing through the Actuator-Feed.
• Causes: 1. If the paper is completely fed out of the printer, but Jam 2 occurs : Exit sensor is defective. • After the paper is completely discharged, actuator Exit should return to the original position to shut off the photo-sensor. Sometimes it takes longer than it should and does not return. 2. If the paper is rolled in the Fuser Roller: • This occurs when a Guide claw is broken away or transformed. • It occurs when the Guide slaw spring is broken away or transformed. • It occurs when the Heat-Roller or Pressure-Roller is seriously contaminated with toner powder. 3. Paper is accordion jammed in fuser.

• Code: 03
• Display: Multi-Feeding
• Description: Multiple sheets of paper are fed at once.
• Causes: 1. Solenoid malfunction(the solenoid does not work properly): Perform Engine Test Mode : Diagnostic Mode code 0. 2. Friction-Pad is contaminated with foreign matter.(oil..) 3. The face of paper is blended.

• Code: 04
• Display: Paper rolled in the fuser
• Description: If contaminated at intervals of 57mm on the back of a paper.
• Causes: 1. Contamination of the pressure roller. (Background, Hot off set)

• Code: 05
• Display: Paper rolled in the OPC
• Description: Paper is rolled up in the OPC.
• Causes: 1. Paper is too thin. 2. The face of paper is curled.

• Code: 06
• Display: Defective ADF
• Description: ADF (Automatic document Feeder) is not properly operated.
• Causes: 1. Check if ADF rubber and HOLDER rubber are damaged. 2. Check if the document sensors of ADF Ass’y (3 paper sensors) are normal.

• Code: 07
• Display: Defective Operation Display
• Description: Strange characters are displayed on the OPE Panel and buttons are not operated.
• Causes: 1. Clear the memory.(see page 6.5.3) 2. Check if OPE HARNESS is connected to the Connection B'd correctly.

• Code: 08
• Display: Defective LCD Operation
• Description: Defective LCD Operation
• Causes: 1. Clear the memory. (See page 6.5.3). 2. Confirm to catch a click sound, while a key on the OPE panel is pressed on.