AT&T CL4939 - Manual (Page 16)

10
Getting started
Installation options
Plug one end of the telephone line cord into the TEL LINE jack on the
back of the telephone base. Route the telephone line cord through the
slot. Wrap the telephone line cord around your fingers and bundle it with a
twist tie. Then place the bundled telephone line cord inside the hole in the
center of the telephone base.
Plug the other end of the telephone line cord into a telephone wall jack.
3.
4.
Place the telephone just above the telephone outlet mounting studs. Slide
the telephone down until the telephone is held securely on the telephone
outlet mounting studs. Place the handset in the telephone base. 5.
DSL filter (not included) is
required if you have DSL
high-speed Internet service.