Deregistering A Handset; To Deregister All Handsets - AT&T CL82200 User Manual

Appendix A

Deregistering a handset

You can deregister handsets. You may need to deregister your handsets if:
You have twelve 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.
Please read carefully through all the instructions on this page before
beginning the deregistration process.

To deregister all handsets

1. Press and hold
seconds (until the IN USE light starts to flash), then release the
HANDSET LOCATOR button.
2. Immediately press and release
press HANDSET LOCATOR while the IN USE light is still flashing. (The
light flashes for about seven seconds. If the light stops flashing, pick up the
handset and place it back into the telephone base, then start again with step
one above.)
3. It takes up to 60 seconds to complete the deregistration process. Then the
handset screen alternatively display 1.Press FIND HS on base 4 sec 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 FIND HS on
base 4 sec and 2. Then press # on handset.
HANDSET LOCATOR on the telephone base for about 10
HANDSET LOCATOR again. You must
50