76 Handling Paper and Other Media
Note: You may need to increase the suction by pressing the u button.
This helps hold the paper in place during loading and printing.
Loading Heavy Sheets
Make sure you load paper in the portrait orientation (short edge first).
The only exception is paper that is more than 19 mil (0.5 mm) thick and
28.6inches (728 mm) long, which should be loaded in landscape orientation (Pro 9900 only).
1.Make sure the printer is turned on and the roll paper cover is closed.
2.Press the l Paper Source button until the 
Sheet icon appears on the LCD display.
3.Press the 
button.
4.Feed the sheet into the paper slot. Make sure the right and top edges of the paper are straight and aligned with the horizontal and vertical lines on the printer.