Canon PIXMA Pro9500 Series Quick Start Manual page 52

Printing Maintenance
4
Print the Nozzle Check Pattern.
(3) Confirm the displayed message and click Print Check Pattern.
The nozzle check pattern will be printed. Do not open the Top Cover while
printing.
5
Examine the pattern and take the appropriate action.
See "Examining the Nozzle Check Pattern"
1
With the printer on, load a sheet of Letter-sized plain paper in the Auto Sheet
Feeder.
If other than Letter-sized paper is loaded, you cannot print the nozzle
check pattern. Be sure to use Letter-sized plain paper.
2
Gently press the
pull out the Front Tray Extension.
48
Clicking Initial Check Items displays the items to be checked before
printing the pattern.
mark on the Front Tray to open the Front Tray, then
(1) Click the Maintenance tab.
(2) Click Nozzle Check.
on page 50.