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