Cleaning the Printer
Cleaning the Printhead
Cleaning the Printhead may help clear nozzles that are clogged.
Note
Y ou can specify a number of pages in the printer ’ s Noz. Check Freq. menu for automatic nozzle
checking and cleaning every time you nish printing that quantity . ( P .48)
Y ou can start Head Cleaning A by holding down the Information button for three seconds or more.

Cleaning the Printhead

1. Press the Menu button to display MAIN MENU .
2. Press or to select Head Cleaning , and then press the button.
3. Press or to select the type of cleaning, and then press the OK button.
Head Cleaning A
Use Head Cleaning A if printing is faint or contains foreign substances. This method of cleaning
consumes the least amount of ink. It takes about two minutes to complete.
Head Cleaning B
Use Head Cleaning B if no ink comes out of the printhead, or if Head Cleaning A does not solve the
problem. It takes about three minutes to complete.
The printhead is cleaned, and the printer goes online.
4. Print a test pattern to check the nozzles, and determine whether cleaning has cleared the
nozzles. ( → P .693)
Note
If printing does not improve after Head Cleaning A , try Head Cleaning B . If this does not solve
the problem, repeat Head Cleaning B at least two times. If this still does not improve printing, the
Printhead may have reached the end of its useful life. Contact your Canon dealer .
Caution
Do not remove the Maintenance Cartridge or Ink T anks during cleaning.
Maintenance 721