Oki 3037 User Manual page 461

If installing the high capacity feeder and one additional
paper tray, put the high capacity feeder and additional paper
tray together as one unit first, then install the printer on top.
2. Lower the printer gently on to the high capacity feeder aligning
the holes and connection socket on the base of the printer with
the pins and connector plug on the high capacity feeder.
NOTE
zhigh capacity unit.eps
ES 3037/3037e Accessories • 461