• Code: 128
• Display: Contact the Service center. 128: Error
• Description: ID cooling fan error
• Remedy: Is the fan connector connected normally? Does this error recur?
  Re-connect it normally. Replace the fan motor. Replace the PU board.

• Code: 131 ... 134
• Display: Contact the Service center. 131: Error - 134: Error
• Description: LED head detection error (131=Y, 132=M, 133=C, 134=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: 142
• Display: Contact the Service center. 142: Error
• Description: ID Up/Down position detection error
• Remedy: Is the ID unit caught by anything when it is removed and re-installed? Does this error recur?
  Re-install the ID unit. Turn on the power again. Replace the ID UP/ DOWN sensor.

• Code: 150 ... 153
• Display: Contact the Service center. 150: Error - 153: Error
• Description: The ID unit fuse has blown out. (150=Y, 151=M, 152=C, 153=K)
• Remedy: Is the ID unit installed normally? Does this error recur? Does the printer recover from the error when the PU/PRZ board is replaced?
  Re-install the ID unit. Turn on the power again. After checking for the sure connection of the cable between PRZ board and PU board, replace the PRZ board. Replace the PU board.

• Code: 154
• Display: Contact the Service center. 154: Error
• Description: The belt unit fuse has blown out
• Remedy: Is the belt unit connected normally? Does this error recur?
  Re-install the belt unit. Turn on the power again. After checking for the sure cable connection, replace the PU board.

• Code: 155
• Display: Contact the Service center. 155: Error
• Description: The fuser unit fuse has blown out.
• Remedy: Is the fuser unit installed normally? Does this error recur?
  After cleaning the connecting connector of the fuser unit, re-install the fuser unit. Turn on the power again. After checking for the sure cable connection, replace the PU

• Code: 160 ... 163
• Display: Contact the Service center. 160: Error - 163: Error
• Description: Toner sensor detection error. (160=Y, 161=M, 162=C, 163=K) This error does not occur with the default settings.
• Remedy: Is the toner cartridge installed? Is the lock lever of the toner set? Does this error recur?
  Install the toner cartridge. Rotate the lock lever of toner to the lock position. Turn on the power again. Replace the toner sensor assembly.

• Code: 167
• Display: Contact the Service center. 167: Error
• Description: Thermistor Slope Error
• Remedy: Is the error message displayed? Does this error recur?
  Turn on the power again. After leaving the printer for 30 minutes, turn on the power again.