Canon B640 Fax Machine User Manual


 
90
Cleaning the BJ cartridge print head ___________
To maintain the best possible print quality, the BJ cartridge print head needs to be
cleaned from time to time. If you notice some degradation in the print quality, try
cleaning the print head.
Cleaning the print head consumes a small amount of ink. Cleaning too often signifi-
cantly reduces the amount ink in the cartridge.
1 Press [FUNCTION].
Wait a second for TEL REGISTRATION to appear.
2 Press [CLEANING].
SELECT MENU
TEL REGISTRATION
HEAD CLEANING