The contrast becomes uneven during printing, Images are printed crooked – Canon imagePROGRAF iPF750 MFP M40 User Manual
Page 808
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Cause
Corrective Action
The Printhead is set too high in the
Control Panel menu.
(See "Troubleshooting Paper Abrasion and Blurry Images (Head
Height).")
The type of paper specified in the
printer driver does not match the type
loaded in the printer.
Load paper of the same type as you have specified in the printer driver.
(See "Loading Rolls in the Printer.")
(See "Loading Sheets in the Printer.")
Make sure the same type of paper is specified in the printer driver as you have
loaded in the printer.
1.
Press the Stop button and stop printing.
2.
Change the type of paper in the printer driver and try printing again.
The contrast becomes uneven during printing
Cause
Corrective Action
The paper feed amount is out of adjust-
ment.
Adjust the feed amount.
(See "Adjusting the Feed Amount.")
The type of paper specified in the printer
driver does not match the type loaded in
the printer.
Load paper of the same type as you have specified in the printer driver.
(See "Loading Rolls in the Printer.")
(See "Loading Sheets in the Printer.")
Make sure the same type of paper is specified in the printer driver as you
have loaded in the printer.
1.
Press the Stop button and stop printing.
2.
Change the type of paper in the printer driver and try printing again.
The length of printed images is inaccurate in the feeding direction
Cause
Corrective Action
In the Control Panel menu, Adj. Priority
is set to Print Quality.
Set Adj. Priority to Print Length in the Control Panel menu, and then ex-
ecute Adjust Length.
(See "Adjusting the Feed Amount.")
The type of paper specified in the printer
driver does not match the type loaded in
the printer.
Load paper of the same type as you have specified in the printer driver.
(See "Loading Rolls in the Printer.")
(See "Loading Sheets in the Printer.")
Make sure the same type of paper is specified in the printer driver as you
have loaded in the printer.
1.
Press the Stop button and stop printing.
2.
Change the type of paper in the printer driver and try printing again.
Images are printed crooked
Cause
Corrective Action
In the Control Panel menu, Skew Check Lv. is set to
Loose or Off.
In the Control Panel menu, set Skew Check Lv. to Stand-
ard.
Troubleshooting
>
Problems with the printing quality
>
The contrast becomes uneven during printing
iPF750
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