Lexmark X422 User Reference Manual page 70

Media specifications and guidelines
8
Place the stack of paper against the left side of the tray and insert it under the metal stop.
Make sure the paper fits easily under the metal stop and is not bent or wrinkled. Do not raise
the metal stop or force paper under it.
Note: Do not exceed the maximum stack height indicated by the maximum stack height
indicator. Overfilling the tray may cause jams.
Metal stop
9
Squeeze the width guide tab and the width guide together, and then slide the guide to the
edge of the paper.
Maximum stack
height indicator
Print media specifications and guidelines
70