If you need some help, call us on 0800 145 6789* or go to bt.com/producthelp 
74
If you need some help, call us on 0800 145 6789* or go to bt.com/producthelp 
Using additional handsets
theInuselightonthebasewillstopashing.Ifregistrationisn’tsuccessful
thersttime,pleasetryagainincasethebaseregistrationperiodranout
of time.
The registration instructions on page 73 are for registering a BT8610 
handset only. If you want to register another make of handset you’ll 
need to follow the Registration instructions that came with the handset. 
Registering other types of handset will only provide limited compatibility.
De-register a handset
1. Select Menu, scroll 
 to display Settings and press Select.
2. Press 
 to highlight Registration and press Select.
3. Press 
 to highlight De-register handset and press Select.
4. Press 
 or   to highlight the handset you wish to de-register and  
press Select.
5. If the system PIN is not 0000 then you will be prompted to enter it, then 
select OK. If it is 0000, you will continue straight to point 6.
6. The display will show De-registering handset and once successful the 
displaywillconrmthehandsethasbeende-registered.
Make an internal call between handsets
1. Press 
, then press   to scroll through and display the handset you 
want to call, then press 
.