Canon imagePROGRAF iPF780 Basic Guide download pdf (Page 45)

Use this mode if printing is faint or contains foreign substances. This method of cleaning consumes the least

amount of ink.

•

Head Cleaning B

Use this mode if no ink is ejected at all, or if Head Cleaning A does not solve the problem.

Important

• Do not remove the Maintenance Cartridge or ink tanks during either Head Cleaning A or Head Cleaning B.

Ink may leak or an error may occur.

• If printing does not improve even if you execute 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 Can-

on dealer for assistance.

Note

• By default, nozzles are checked at fixed intervals.

Configure the settings on the Control Panel menu in Nozzle Check.

(See "Menu Settings.") ➔User's Guide

Perform cleaning as follows.

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.

Press the OK button.

The Set./Adj. Menu is displayed.

Press ▲ or ▼ to select Maintenance, and then press the OK button.

Press ▲ or ▼ to select Head Cleaning, and then press the OK button.

Press ▲ or ▼ to select Head Cleaning A or Head Cleaning B, and then press the OK button.

Head cleaning is now executed.

Print a test pattern to check the nozzles, and determine whether cleaning has cleared the nozzles. (See

"Checking for Nozzle Clogging.")

➔User's Guide

iPF780 Series

Cleaning the Printhead

Basic Guide

Consumables and Maintenance Cleaning the Printer

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Canon imagePROGRAF iPF780 Basic Guide Page 45