Illustrator CS6 to Laser Printer
1) Select FIle and then Print from the menu bar. - fig.1
2) Select the printer. - fig.2
3) Click Setup... in the bottom left corner. - fig.3
4) Expand the menu and change from Layout to Paper Feed. - fig.4
5) Select the source tray to print from (tray 1 is custom paper, tray 2 is letter sized paper, tray 3 is tabloid (11x17) sized paper) - fig.5
6) Click the Print button to return to the InDesign print dialogue.
7) If all other settings are correct, and you are ready to print your document, click Print in the bottom right corner of the main dialogue box - fig.6