Dell 2130cn - Color Laser Printer User Manual page 9

NOTE: When you feed paper from the tray loaded with Legal size paper, extend the rear side of the tray.
3. Before loading the print media, flex the sheets back and forth, and then fan them. Straighten the edges of the stack on a level surface.
4. Place the print media into the tray with the recommended print side facing up.
NOTE: Do not exceed the maximum fill line in the tray. Overfilling the tray may cause paper jams.
5. Adjust the width guides and length guides until they rest lightly against the edges of the stack of paper.
NOTE: When loading user-specified print media, adjust the width guides and slide the extendable part of the tray by squeezing the length guide
and sliding it until it rests lightly against the edge of the stack of paper.
6. After confirming that the guides are securely adjusted, insert the tray into the printer.
7. Select the paper type from the operator panel if any print media other than plain print media is loaded. If a user-specified print media is loaded in the
standard 250-sheet tray, you must specify the paper size setting by using the operator panel.
8. Press Menu button.