AT&T CL84200 - Manual (Page 76)

70
Deregistering a handset
You can deregister handsets. You may need to deregister your handsets if:
You have 12 registered handsets and need to replace a handset.
-OR-
You wish to change the designated handset number of your registered
handsets.
You must first deregister ALL the handsets, and then re-register each handset
you wish to use, one at a time.
Please read carefully through all the instructions on this page before
beginning the deregistration process.
To deregister all handsets
1. Press and hold
LOCATOR on the telephone base for
about 10 seconds (until the base screen shows Deregister
all handsets?), then release the LOCATOR button.
2. Immediately press
MENU
/SELECT.
3. It takes up to 60 seconds to complete the
deregistration process. Then the cordless handset
screen alternately displays
1.Press HS LOC on base
4sec and 2.Then press # on handset to wait
for re-registration.
4. To re-register the handset(s) to the telephone base, follow the registration
instructions on the previous page.
NOTES:
1. If the deregistration process is not successful, you might need to reset the system and try
again. To reset: You may reset by unplugging the power from the telephone base and plugging
it back in.
2. You cannot deregister the handset(s) if any other system handset is in use.
3. Even if the battery is depleted, you can still deregister the handset by following the steps
above. After the handset is charged for at least 10 minutes, the screen shows 1.Press HS
LOC on base 4sec and 2.Then press # on handset.
•
•
Appendix
Deregister
all handsets?