Canon imagePROGRAF iPF820, User Manual, Page: 682 / 702

Messages regarding printheads
Messages regarding printheads
Cannot adjust printhead.
Cause Corrective Action
The Printhead nozzles are clogged. Execute Auto Head Adj. again, as follows.
1.
Press the Online button to clear the error.
2.
Print a test pattern to check the nozzles.
(→P.577)
3.
Clean the Printhead if the nozzles are clogged.
(→P.578)
4.
Execute Auto Head Adj. again.
(→P.544)
The Printhead cannot be aligned; highly transparent
lm is loaded. Press the Online button to clear the error.
We recommend using a type of paper that you often
use, other than lm, for Printhead adjustment.
(→P.544)
The Printhead is installed crooked. Straighten the Printhead as follows, and then execute
Auto Head Adj. again.
1.
Press the Online button to clear the error.
2.
Use Head Inc. Adj. to adjust the angle of
inclination of the Printhead.
(→P.548)
3.
Execute Auto Head Adj. again.
(→P.544)
Cannot adjust band.
Cause Corrective Action
The Printhead nozzles are clogged. Execute Auto Band Adj. again, as follows.
1.
Press the Online button to clear the error.
2.
Print a test pattern to check the nozzles.
(→P.577)
3.
Clean the Printhead if the nozzles are clogged.
(→P.578)
4.
Execute Auto Band Adj. again.
(→P.554)
Highly transparent lm is loaded that cannot be used
for automatic feed amount adjustment. Press the Online button to clear the error, and then
adjust the feed amount manually.
(→P.556)
668 Error Message