Lexmark MS810 Series User Manual page 59

Using MS810n, MS810dn, MS811n, MS811dn, MS812dn
2
Pull the multipurpose feeder extender.
Note: Guide the extender gently so that the multipurpose feeder is fully extended and open.
3
Slide the width guide to the correct position for the size of the paper being loaded.
Note: Use the paper size indicators on the bottom of the tray to help position the guides.
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