Canon Color Bubble Jet BJC-2000 Series User Manual page 75

Take the new Then remove the protective cap.
BJ tank out of its
packaging.
Insert the new Slide the new BJ tank into the empty slot on the
BJ tank. BJ cartridge.
Press firmly on the tab on the top of the BJ tank until it
locks into place.
Make sure each BJ tank is correctly seated in its
respective slot.
If you are replacing both tanks, repeat steps 2 through 4
for the other BJ tank.
4-16 Maintaining the Printer Chapter 4