Dell 1125 Multifunctional Laser Printer - Manual (Page 38)

To load longer than standard paper (e.g. Legal):
1. Press the guide lock and slide the paper length guide out completely to extend the paper tray to its full length.
2. Insert the paper stack into the paper tray with the side to be printed on facing down.
3. Do not exceed the maximum stack height indicated by the paper limit marks on the inside of the tray.
4. Adjust the paper length guide in the direction of the arrow until it rests lightly against the paper stack.
NOTE: Overloading the paper tray may cause paper jams.
NOTE: Improper adjustment of paper guides can result in paper jams.