Lexmark MS810 - Overview; Using this guide; Finding information about the printer

c Put the A5 length guide in its holder.
d Squeeze the length guide and slide it to the correct position for the size of the paper being loaded until it clicks into place.
3 Flex the sheets back and forth to loosen them. Do not fold or crease the paper. Straighten the edges on a level surface.
Printing Guide
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