Canon imagePROGRAF iPF6400 - Manual (Page 929)

Cannot recognize print head x. (x is L, R, or not displayed) Cannot recognize print head x. (x is L, R, or not displayed)
Cause Corrective Action
No Printhead is installed. Follow these steps to install the Printhead.
1.
Open the Top Cover.
2. Install the Printhead L if Printhead L is displayed and the Printhead R if Printhead R is displayed. If neither left
or right is indicated, install both Printhead L and Printhead R.
(See "Replacing the Printhead.")
→P.847
The Printhead cannot be
recognized because it is
not installed correctly. Follow these steps to reinstall the Printhead.
1. Open the Top Cover.
2. Reinstall the Printhead L if Printhead L is displayed and the Printhead R if Printhead R is displayed. If neither
left nor right is indicated, re-install both Printhead L and Printhead R.
(See "Replacing the Printhead.")
→P.847
Execute printhead cleaning. Execute printhead cleaning.
Cause Corrective Action
The Printhead noz-
zles are clogged. Follow these steps to clean the Printhead.
1. Stop printing by pressing ▲ or ▼ to select Stop Printing.
2. Clean the Printhead.
(See "Cleaning the Printhead.")
→P.846
If the message is still displayed when printing, replace the Printhead.
(See "Replacing the Printhead.")
→P.847
Press ▲ or ▼ to select Print, and then press the OK button to resume printing. However, note that this error may affect
the printing quality.
If OK is shown on the Display Screen, clean the Printhead.
1.
Press the OK button on the Control Panel to stop printing.
2. Clean the Printhead.
(See "Cleaning the Printhead.")
→P.846
If the message is still displayed when printing, replace the Printhead.
(See "Replacing the Printhead.")
→P.847
iPF6400 Cannot recognize print head x. (x is L, R, or not displayed)
User's Guide
Error Message
Messages regarding printheads
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