Replacing The Printhead - Canon iPF825 User Manual

Maintenance > Printheads
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 three 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 four 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. (See "Check-
ing for Nozzle Clogging.")

Replacing the Printhead

11
When to replace the Printhead
Replace the Printhead in the following situations.
• If the printing quality does not improve even after one or two cycles of Head Cleaning B from the printer
menu
• If the Display Screen indicates "Open top cover and replace the printhead."
• If your Canon dealer has advised you to replace the Printhead
Compatible printheads
756
For information on compatible printheads, see "Printhead."
Precautions when handling the Printhead
Take the following precautions when handling the Printhead.
Caution
• For safety, keep the Printhead out of the reach of children.
• If ink is accidentally ingested, contact a physician immediately.
• Do not touch the Printhead immediately after printing. The Printhead becomes extremely hot, and there
is a risk of burns.
Replacing the Printhead
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iPF825