AT&T TL96371 - Manual (Page 15)

Registration and deregistration
11
Deregistering handsets
Deregistering all handsets from the telephone base
(for AT&T models TL96271/TL96371/TL96471)
Make sure that all handsets are out of the telephone base and
chargers before you begin deregistration.
Press and hold
/�ANDSET L�CAT�R on the
telephone base for about 10 seconds until the
base screen shows Deregister all devices?,
then release /�ANDSET L�CAT�R.
Quickly press /�ANDSET L�CAT�R again.
You must press /�ANDSET L�CAT�R within 5 seconds. If
the telephone base returns to the idle screen, start again with
Step 1 above.
The telephone base shows
Please wait... and then returns to
the idle screen. All system handsets show Put handset on
�ASE to register and you hear a confirmation tone when the
deregistration completes. The deregistration process takes
about 10 seconds to complete.
After deregistering, register each handset again individually.
See
Adding and registering handsets on page 9.
NOTES:
If the deregistration process fails, you may need to reset the system and
try again. To reset, unplug the power from the telephone base and plug
it back in.
You cannot deregister the handsets if any other system handset is in use.
Even if the battery is depleted, you can still deregister the handsets by
following the steps above.
1.
2.
3.
4.
5.
•
•
•
Deregister
all devices?