Fix error C000 on Canon Pixma MX870

Solution 1:

• Switch off the printer
• Disconnect the power cable
• Open door:

• Remove the orange protective tape (A) and remove the white polystyrene (protective equipment) (B).

• Verify in the printer there is no protective equipment:

• Close the door.
• Connect the cable and switch on.

Solution 2 :

Check for any foreign body in the printer: piece of paper, paper clip...
Check for any paper jams.

Read More