AT&T TL71108 User Manual page 14

Getting started
Replacing a handset
4. To re-register the handset(s) to the telephone base, follow the
registration instructions on page 8.
NOTES:
1. If the de-registration process was not successful, you may need to reset the system
and try again. To reset: pick up the handset and press the
then press the
base. You may also reset by unplugging the power from the telephone base and
plug it back in.
2. You cannot de-register the handset(s) if any phone connected to your phone line is
in use.
OFF/ button and place the handset back into the telephone
CLEAR
10
PHONE/ button,
FLASH