Canon MultiPASS C530, User Manual, Page: 273 / 383

In general, you will need to replace the BJ cartridge in the following situations:
■
If you have been using the BC-21e Color BJ Cartridge for over six months, or a BC-20 Black
BJ Cartridge for over a year.
■
If your printed output is not crisp and clear or has gaps in the characters (missing dots), even
after you have cleaned the print head five times.
■
If your color printouts appear to be missing a color, even after you have cleaned the print
head five times.
■
If the message
CHANGE CARTRIDGE
appears in the LCD display.
In general, you will need to replace an ink tank in the BC-21e Color BJ Cartridge in the following
situations:
■
If your output is blank.
■
If your color printouts appear to be missing a color, even after you have cleaned the print
head five times.
■
If the message
BLACK INK EMPTY
or
COLOR INK EMPTY
appears in the LCD display.
Use the procedure on the following page to replace an old BJ cartridge or change a BJ cartridge
when switching between the BC-21e Color BJ Cartridge and any other optional BJ cartridge.
You only need to replace the BC-21e Color BJ Cartridge when the print head is damaged (or after
printing approximately 2000 pages). If one of the ink tanks (either color or black) in your BC-21e
Color BJ Cartridge runs out of ink, simply replace the ink tank.
Replacing an Ink Tank in the BC-21e Color BJ Cartridge
Chapter 7 Maintenance
7-22