• Code: CE50
• Description: Environment temperature is abnormal.
• Remedy: Does this error recur? Yes Turn off the power of the printer and back on. Replace the Board MFH.

• Code: CE51
• Description: Environment humidity is abnormal./ Humidity sensor is not connected.
• Remedy: Does this error recur? Yes Turn off the power of the printer and back on. Replace the Board MFH.

• Code: CE52
• Description: Dew condensation of the printer is detected.
• Remedy: This error can easily occur when a printer is brought in to indoor from outdoor. Leave the printer for 2 hours or half day under room temperature, and turn on the power again. Does this error recur?
  Yes After leaving a printer under room temperature, turn on the power again. Replace the Board MFH.

• Code: CE7A
• Description: ID Up/Down position detection error
• Remedy: Is the ID unit caught by anything when it is removed and reinstalled? Does this error recur?
  Re-install the ID unit. Turn on the power again. Replace the high voltage power supply.

• Code: CE82 ... CE85
• Description: LED head detection error (CE82=Y, CE83=M, CE84=C, CE85=K)
• Remedy: Is the LED head connected normally? Is the LED HEAD fuse brown? Does this error recur?
  Install the LED head unit normally. Check the LED HEAD fuse. After checking fuse Turn on the power again. For the method of checking the LED head unit fuse

• Code: E01A
• Description: Occur jam and Paper on the Transport Path
• Remedy: Take out the jammed paper. Change the sensor Lever. Change the PU board.

• Code: E01B
• Description: Occur jam around Fuser Unit
• Remedy: Take out the jammed paper. Change the sensor Lever. Change the PU board.

• Code: E02A
• Description: Occur jam and Paper on the Exit Path
• Remedy: Take out the jammed paper. Change the sensor Lever. Change the PU board.