INTERNAL MODEM INSTALLATION WITH WINDOWS 95297. Once the modem is in the slot, screw themodem firmly into place using the screwthat you removed in step 5.8. Replace the computer’s cover and fasten itwith the screws you removed in step 4.9. Locate the wall jack you plan to use for themodem. If you have a phone plugged intothis jack, disconnect the phone’s cord fromthe jack.WARNING : The phone jack youuse must be for an ANALOG phone line(the type found in most homes). Manyoffice buildings have digital phonelines. Be sure you know which type ofline you have. The modem will bedamaged if you use a digital phone line.10.Plug one end of the phone cord included withthe modem into the TELCO jack at the rear ofthe modem. Plug the other end of the cable intothe wall jack.