Canon BJC-4300 Series User Manual page 79

Make sure each
BJ tank is
correctly seated
in its respective
slot.
8
Press the
Cartridge
button.
9
Close the
printer's front
cover.
If you are replacing both tanks, repeat steps 3 through 6 for the other BJ tank.
The printer beeps and moves the cartridge holder to the home position on the right
of the printer.
The printer automatically cleans the print head unit.
Use both hands to lift the cover into place and press firmly to close it.
4300 Chapter 4 Page 21