Oki MB780 User Manual page 66

2
Connect one telephone cord into the LINE port
jack.
3
Remove the protective plug from the EXT port
4
Connect a second telephone cord from the telephone to the answering machine.
5
Connect a third telephone cord from the answering machine to the EXT port
of the printer, and then plug it into an active telephone wall
of the printer.
Additional printer setup
66
of the printer.