Oki B930d - Manual (Page 177)

B930n User’s Guide> 171
1. Switch OFF the printer power.
2. Remove the power cord from the printer.
3. Unpack the Paper Feeder and remove cushioning materials.
4. Place the Paper Feeder in an installation location.
5. Fit the holes on the bottom of the laser printer with the four
positioning bosses of the Paper Feeder, and place the laser
printer on the Paper Feeder.