If you're using an OS X-compatible printing application, follow the steps below to print.
Before you begin, make sure you added your printer to the Printer Setup Utility or Print Center as described on the Start Here sheet.
 
 portrait or
 portrait or  landscape as the orientation setting.
 landscape as the orientation setting.
 
 
Note: 
For more information about printer settings, click the ? button.
 printer icon when it appears in the dock on the bottom of your desktop.
 printer icon when it appears in the dock on the bottom of your desktop. 
If you're using OS X 10.2.x, click the  Print Center icon instead, then double-click Stylus CX7800 in the Printer List window.
 Print Center icon instead, then double-click Stylus CX7800 in the Printer List window.
You see a screen like this:
 
If necessary, you can do one of the following while monitoring the progress of your print job:
You can use advanced settings for color matching or printing at a higher resolution.
 
Note: 
When you select Photo RPM for the highest print quality, printing will take longer.
For more information on advanced settings, or instructions on saving them as a group so you can reuse them later, click the ? button.