How to change the paper feeding method (Mac OS X) pop-up menu, select the desired paper source. For details on the paper source, see the following steps 4-1 to 4-5 .
Selecting the Paper Settings The following paper sizes* are available: A3, 13" x 19" or A3+, 8.5" x 11" or A 4, 5 " x 7" or 13 x 18 cm, 4" x 6" and Default. Some sizes are not available with certain cameras and Bubble Jet printer models.