Replacing A Handset - AT&T E5921 User Manual

Appendix

Replacing a handset

You may need to de-register your handsets if:
You have the maximum number of registered handsets (four) and need to
replace a handset.
-OR-
You wish to change the designated handset number of your registered hand-
sets.
You must first de-register ALL the handsets, and then re-register ALL the
handsets you wish to use.
Please read carefully through all the instructions on this page before begin-
ning the de-registration process.
To de-register all handsets
1. Press and hold HANDSET LOCATOR/
about 10 seconds (until the IN USE light turns on and starts to flash), then
release the HANDSET LOCATOR/
2. Immediately press and release HANDSET LOCATOR/
must press HANDSET LOCATOR/
flashing. (The light flashes for about seven seconds. When the light stops
flashing, pick up the handset and place it back into the telephone base,
then start again with step number one above).
3. The handset(s) will show CONNECTING... and it will take about 10 sec-
onds to complete the de-registration process. All handsets will show NOT
REGISTERED if de-registration is successful.
NOT REGISTERED
3. To re-register the handset(s) to the telephone base, follow the registration
instructions on page 49.
NOTES:
1. If the de-registration process is not successful, you may need to reset the system and try
again. To reset: pick up the handset and press the
OFF/ button and place the handset back into the telephone base. You may also reset
CLEAR
by unplugging the power from the telephone base then plugging it back in.
2. You cannot de-register the handset(s) if any telephone connected to the telephone line is in use.
on the telephone base for
INTERCOM
button.
INTERCOM
while the IN USE light is still
INTERCOM
PHONE/
50
again. You
INTERCOM
button, then press the
FLASH