Deregistering Handsets - AT&T CL80107 User Manual

Registration and deregistration

Deregistering handsets

You may need to deregister your handsets if:
You have 12 registered handsets and need to replace a handset.
f f
-OR-
You wish to change the designated handset number of your
f f
registered handsets.
You must first deregister ALL the handsets, and then register each
handset you wish to use again, one at a time.
Please read carefully through all the instructions on this page
before beginning the deregistration process.
Deregister all handsets from your telephone base for AT&T
models CL82107/CL82207/CL82307/CL82357/CL82407/CL82507/
CL83107/CL83207/CL83307/CL83407
In addition to the cordless handsets, this operation will also
deregister all cordless headsets and speakerphones registered to
your telephone base.
1. Press and hold
seconds until the IN USE light on the telephone base turns on
and starts to flash. Then, release the button.
2. Immediately press
while the IN USE light is still flashing. The IN USE light flashes for
approximately five seconds.
3. The deregistration takes about 10 seconds to complete. If the
deregistration is successful, all handsets display To register HS,
see manual.
4. To register the handset(s) to the telephone base again, follow
the registration instructions on pages 10- 11.
/FIND HS on the telephone base for about 10
/FIND HS again. You must press the key
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