Oki C 9400 - Manual (Page 68)

From the Multi-Purpose Tray (MP Tray) which takes up to 100 sheets of 20-lb paper, 50
transparencies or 10 envelopes, as well as label sheets.
From the optional Auxiliary Tray which takes up to 550 sheets of 20-lb. paper.
From a second optional Auxiliary Tray which takes up to 550 sheets of 20-lb. paper.
From the optional High Capacity Feeder which takes up to 1650 sheets of 20-lb. paper
(550 sheets in each of its three trays).
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