Oki C 130n - Manual (Page 167)

167 - C130n User’s Guide
5
Open the duplex cover.
While holding the duplex option
against the printer, tighten the
screws inside the cover to
complete the installation of the
duplex option.
6
Reconnect all interface cables.
7
Reconnect the power cord, and
turn on the printer.
8
Activate the duplexer in the Windows printer driver (Properties/Configure
tab, see page 17).