Canon PRO9000 Benutzerhandbuch

Troubleshooting

Printed Ruled Lines 
are Displaced

Print Head is 
misaligned

Align the Print Head. See 

Print Quality not set 
properly

Be sure to set the Print Quality setting to High in Windows, or Fine in 
Macintosh.

1. Open the printer properties dialog box.
2. On the Main tab, click High for the Print Quality setting. 

When you cannot choose the High setting or when the print quality does 
not improve, select Custom, click Set and then adjust the Quality bar for 
higher print quality.

1. Open the Print dialog box.
2. Select Quality & Media from the pop-up menu and then click Detailed 

Setting.

3. Drag the Print Quality slide bar to Fine end.

Printed Paper Curls 
or Ink Blots

Paper being used is 
too thin

Use photo paper such as Canon's Photo Paper Pro to print photos or pictures 
in deep color that have high color saturation.

Incorrect paper type

On the Main tab of the printer driver, ensure that the Media Type selected 
matches the paper loaded.

In the Print dialog box of the printer driver, select Quality & Media from the 
pop-up menu, and then ensure that the Media Type selected matches the 
paper loaded.

Printed Surface is 
Scratched/Back of 
Paper is Smudged

Inappropriate paper 
type is used

Check to see if the paper you are printing on is too thick or curled.
See 

Note that smudging may occur at the top and bottom edges of the paper when 
using Borderless Printing. Ensure that the paper you are using is compatible 
with Borderless Printing.

Paper feed roller is 
dirty

Clean the paper feed roller.
See 

on page 71.

Inside of the printer is 
dirty

If the inside of the printer is dirty, printed paper may be smudged. Periodically 
clean the inside of the printer.
See “Cleaning the Inside of the Printer” in the 

User’s Guide.