How to solve error code 5400 on Canon printers



When you have error code 5400, the printer Canon flashes orange/green 6 times. This means there is an anormal internal temperature.


Solution 1 ( from Canon support):
  • Cancel printing and power off the device.
  • Power on the device. 
  • If the problem persist, contact the Service Center.

Solution 2:
  • Remove cartridges.
  • Remove the printhead.
  • Powr off and unplug the printer for an hour.
  • Plug in and switch on the printer.
  • Install the printhead and cartridges.

Solution 3:
  • A part is defective, it could be:
  • The carriage unit
  • The main board
  • The printhead

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