Canon imagePROGRAF iPF750 MFP M40 - Manual (Page 809)

Cause Corrective Action
In the Control Panel menu, Width Detection is set to
Off. Set Width Detection to On in the Control Panel menu.
Documents are printed in monochrome
Cause Corrective Action
In the Advanced Settings of the printer driver,
Monochrome, Monochrome (BK ink), or
Monochrome Bitmap is specified in Color
Mode. In the Advanced Settings of the printer driver, specify Color in
Color Mode and try printing again.
The Printhead nozzles are clogged. Print a test pattern to check the color ink nozzles and see if they are
clogged.
(See "Checking for Nozzle Clogging.")
→P.739
Line thickness is not uniform
Cause Corrective Action
In the Special Settings dialog box
of the Windows printer driver, Fast
Graphic Process is selected. Access the printer driver Properties dialog box from Print in the File menu of
the source application, and follow these steps to print.
1. Clear the option Open Preview When Print Job Starts on the Main sheet.
2. Clear the option Page Layout on the Layout sheet.
3. Click the Special Settings button in the Layout sheet to open the Special
Settings dialog box, and remove the check from Fast Graphic Process.
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.")
→P.579
(See "Loading Sheets in the Printer.") →P.602
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.
Lines are misaligned
Cause Corrective Action
The Printhead alignment is not ad-
justed. Adjust the Printhead alignment.
(See "Automatic Adjustment to Straighten Lines and Colors (Head Posi.
Adj.).")
→P.619
(See "Manual Adjustment to Straighten Lines and Colors (Head Posi. Adj.).")
→P.621
(See "Adjusting Line Misalignment (Head Inc. Adj.).") →P.623
Troubleshooting > Problems with the printing quality >
iPF750 Documents are printed in monochrome
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