When To Replace A Bj Cartridge Or Bj Tank - Canon C75, C80, C70 User Manual

BCI-21 Colour BJ Tank

When to Replace a BJ Cartridge or BJ Tank

How frequently you need to replace a BJ cartridge or tank depends on how you use your unit.
If you print many graphics, halftones, or greyscales, you will need to replace them more often
than if you print mainly text.
In general, you will need to replace a BJ cartridge in the following situations:
• If you have been using a BJ cartridge for over a year.
• If your printed output is not crisp and clear or has gaps in the characters (missing dots).
• If your colour printouts appear to be missing a colour.
• If the message
In general, you will need to replace a BJ tank in the Colour BJ cartridge in the following
situations:
• If you have been using a BJ tank for over six months.
• If your output is blank.
• If your printouts appear to be missing a colour.
• If the messages
appear in the LCD.
Refer to the flow chart on the next page to check if the BJ cartridge or tank(s) need replacing.
12-8 Maintenance
Contains the colour ink for the Colour BJ cartridge. When the Colour
BJ tank of the Colour BJ cartridge runs out, replace with this tank.
appears in the LCD.
and/or (
Chapter 12
)