AT&T SL80108 User Manual page 14

Getting started
Replacing a handset
To de-register all handsets
4. To re-register the handset(s) to the telephone base, follow the
registration instructions on page 8.
NOTES:
1. If the de-registration process was not successful, you may need to reset the
system and try again. To reset: pick up the handset and press the
PHONE/
FLASH
handset back into the telephone base. You may also reset by unplugging the
power from the telephone base and plugging it back in.
2. You cannot de-register the handset(s) if any other system handset is in use.
3. You will need to the reset the system clock after de-registering handset(s),
please refer to the Day & time announcement section in the manual provided
with your SL81108/SL81208/SL82118/SL82218/SL82318/SL82418/SL82518/
SL82558/SL82658 telephone.
button, then press the
OFF/
CLEAR
10
button and place the