Replacing The Printhead - Canon iPF755 User Manual

Note
• If printing does not improve after Head Cleaning B, try repeating Head Cleaning B once or twice. If
this still does not improve printing, the Printhead may have reached the end of its useful life. Contact
your Canon dealer for assistance.
• Nozzles are periodically checked to ensure they are clear. Configure the settings on the Control Panel
menu in Nozzle Check. (See "Menu Settings.")
Perform cleaning as follows.
1.
On the Tab Selection screen of the Control Panel, press ◀ or ▶ to select the Settings/Adj. tab (
Note
• If the Tab Selection screen is not displayed, press the Menu button.
2.
Press the OK button.
The Set./Adj. Menu is displayed.
3.
Press ▲ or ▼ to select Maintenance, and then press the OK button.
4.
Press ▲ or ▼ to select Head Cleaning, and then press the OK button.
5.
Press ▲ or ▼ to select Head Cleaning A or Head Cleaning B, and then press the OK button.
Head cleaning is now executed.
6.
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

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
For information on compatible printheads, see "Printhead."
Precautions when handling the Printhead
Take the following precautions when handling the Printhead.
iPF755
→P.667
→P.741
→P.741
Maintenance > Printheads >
).
Replacing the Printhead
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