Deregistering Handsets; Deregister All Handsets From Your Telephone Base - AT&T CRL30102 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.
-OR-
• You wish to change the designated handset number of your
registered handsets.
You must first deregister ALL 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

1. Make sure that all handsets are out of the telephone base and
chargers before you begin deregistration.
2. Press and hold
for about 10 seconds (until the IN USE light starts to flash), then
release the
3. Immediately press
light is still flashing. (The light flashes for about seven seconds.
If the light stops flashing, start again with Step 1 above.)
4. It takes up to 10 seconds to complete deregistration. Before
registering the handset again, wait for the cordless handset
screen to display To register HS, see manual.
5. To register the handset(s) to the telephone base again, follow
the registration instructions on the previous page.
NOTES:
• If the deregistration process is not successful, you might 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 handset(s) 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. After the handset is charged for at least 10 minutes, the screen
shows To register HS, see manual.
/HANDSET LOCATOR on the telephone base
/HANDSET LOCATOR button.
/HANDSET LOCATOR while the IN USE
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