Canon BJC-55 - Manual (Page 72)

Ink Cartridge BCI-10 Black
DO NOT TOUCH THE INTERIOR OF THE CARTRIDGE HOLDER,
THE BASE OF THE PRINT HEAD UNIT, THE PRINT HEAD, THE FILM
CABLE, OR THE INK CARTRIDGE FILTERS WHEN CHANGING THE
INK CARTRIDGE.
When replacing an ink cartridge, remove only the empty ink cartridge
and leave the print head unit in the cartridge holder to avoid soiling your
hands.
5.
Remove the orange protective cap from the new ink cartridge.
Do not touch or insert anything into the filter on the ink cartridge.
70 Chapter 5 Daily Operation and Printer Maintenance
Protective
Cap Protective
Cap
Ink Cartridge BCI-11
Black/BCI-12 Photo
Black Ink Cartridge BCI-11
Color/BCI-12 Photo
Color
Press this grey hook to remove the
ink cartridge.
Do not press the green tab!
This is for BJ Cartridge replacement.
Be sure to leave the green print head
unit in the printer.