Lower Feeder Unit(LFU)Options 5-36 Install the postcard adapter onto the cassette asshown.7 Adjust the media guides to the length and widthof the postcards.» Note:Make sure the guides are snug enough tokeep the postcards straight, but not so tight thatthey buckle the postcards.8 Place the postcard stack into the cassette withthe printing side up.9 Slide the media cassette back into the printer.The media cassette must be located in the upper position, not in the optionallower feeder unit.Lower Feeder Unit (LFU)Each lower feeder unit increases your printer’s media feed capacity by 500 sheets.Your printer supports up to two lower feeder units. Lower feeder units are positionedunder the printer, so no extra horizontal space is necessary.What's in the Kit? Lower feeder unit Universal media cassette (500 sheet) One small metal bracket with screw Two plastic side covers (one left and one right)» Note:There may be other pieces shipped with the lower feeder unit; however, theyare not required for this procedure.For further assistance or information, call your local vendor.