Canon CR-55 - Manual (Page 57)

Regular Maintenance 53
Replacing the Ink Cartridge
The ink cartridge should be replaced if the printed text becomes fuzzy or faint
even after you have cleaned the ink jet nozzle. Perform the following steps to
replace the ink cartridge.
1
Hook your finger around the open lever and open the maintenance cover.
2
Open the imprinter cover.
3
Squeeze in both sides of the print position adjustment lever and move the print
cartridge carriage to its lowest position.