Dell 3333/3335dn Mono Laser Printer - Manual (Page 91)

Load up to Notes
Multipurpose feeder
50 sheets of paper
15 paper labels
10 transparencies
10 sheets of card stock
7 envelopes
Note: Feed paper into the multipurpose feeder only to the point
where its leading edge can contact the paper guides. Do not force
the paper into the feeder.
Paper and specialty media guidelines 91