Operation Manual
Quick set-up guide 7
If you need some help, call us on 0800 218 2182* or go to bt.com/producthelp 
Set up your additional handsets (multipacks only)
1. For additional handsets and chargers: plug the 
mains power adaptor into the underside of the 
charger and plug the other end into the mains wall 
socket and switch on the power.
2. Activate the batteries as explained on page 5.
3. Place the handset on the charger to charge for 
24 hours.
  If you ever need to remove the batteries, slide 
open the battery compartment cover then gently 
ease the batteries out.
Using your BT1100 on a line 
with broadband?
To avoid problems with your 
broadband or noise on your 
phone line, you might need to 
plug your telephone line cord 
into the wall socket via a 
microfilter (not supplied).
If your main phone 
socket has a single 
socket, you do need 
to use microfilters, 
like this:
You’ll need a microfilter for every 
phone socket where you’ve 
got equipment plugged in – up 
to a maximum of four per line 
– including alarm sytems and 
digital TV boxes.
You can get BT ADSL micro filters 
from bt.com/shop
You don’t need to use microfilters 
if your main phone socket has 
two separate sockets, like these:










