Connecting The Telephone And Modem - Sony PCV-RS710G - Vaio Desktop Computer User Manual

Connecting the Telephone and Modem

Your computer is equipped with a single modem line jack to connect your installed modem with your telephone wall jack. To
use your wall jack for both your telephone and modem lines, purchase an additional RJ-11 telephone cable and a "1-to-2"
jack adapter device (splitter).
Page 25