AT&T 915 - Manual (Page 6)

2. Set the t one/pulse switch. If you have touch tone
service, set the switch to TT (tone). If you have dial
pulse (rotary) service, set the switch to DP (pulse).
3. Connect the handset to the telephone.
Plug the coiled cord into the handset jack on the left side
of the base unit. Plug the other end of the coiled cord
into the handset, then hang up.
4. Connect the long line cord to the telephone and
a modular wall jack.
3
Modular
telephone
wall jack
Telephone
line cord
Tone/pulse
switch
Installation Installation