Canon imagePROGRAF iPF750 MFP M40 - Manual (Page 842)

Messages regarding printheads
Cannot adjust printhead. ................................................................................................................................ 826
Wrong printhead. ............................................................................................................................................ 826
Printhead error ................................................................................................................................................ 826
No printhead ................................................................................................................................................... 827
Execute printhead cleaning. ........................................................................................................................... 827
Cannot adjust printhead.
Cause Corrective Action
The Printhead noz-
zles are clogged. Execute Head Posi. Adj. again, as follows.
1. Press the OK button to clear the error.
2. Print a test pattern to check the nozzles.
(See "Checking for Nozzle Clogging.")
→P.739
3. Clean the Printhead if the nozzles are clogged.
(See "Cleaning the Printhead.")
→P.740
4. Execute Head Posi. Adj. again.
(See "Automatic Adjustment to Straighten Lines and Colors (Head Posi. Adj.).")
→P.619
The Printhead can-
not be aligned; high-
ly transparent film is
loaded. Press the OK button to clear the error.
We recommend using a type of paper that you often use, other than film, for Printhead adjust-
ment.
(See "Automatic Adjustment to Straighten Lines and Colors (Head Posi. Adj.).")
→P.619
The Printhead is in-
stalled crooked. Straighten the Printhead as follows, and then execute Head Posi. Adj. again.
1. Press the OK button to clear the error.
2. Use Head Inc. Adj. to adjust the angle of inclination of the Printhead.
(See "Adjusting Line Misalignment (Head Inc. Adj.).")
→P.623
3. Execute Head Posi. Adj. again.
(See "Automatic Adjustment to Straighten Lines and Colors (Head Posi. Adj.).")
→P.619
Wrong printhead.
Cause Corrective Action
An incompatible Printhead has been installed. Open the Top Cover and replace the Printhead with a new one.
(See "Replacing the Printhead.")
→P.741
Printhead error
Cause Corrective Action
There is a problem with the Printhead. Open the Top Cover and replace the Printhead with a new one.
(See "Replacing the Printhead.")
→P.741
Error Message > Messages regarding printheads >
Cannot adjust printhead. iPF750
12
826