Using additional handsets – BT 5500 User Manual

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If you experience any problems, please call the Helpline on 0800 145 6789* or email [email protected]

Default PIN code = 0000
If registration is not successful first time,

please repeat the process again incase the base

registration period ran out of time.
If there are already 5 handsets registered to

the base, the registration will fail. You must de-

the new one.

You can use up to five BT Synergy additional handsets with your BT Synergy

5500 base to extend your phone system without needing to install extension
sockets for each new phone.

Your BT Synergy 5500 handset can also be registered to up to 3 other bases.

You can then select the base you would prefer to use.

If you have purchased a BT Synergy 5500 multiple pack any additional

handsets come pre-registered to the base.

If you have purchased an additional handset separately you must register it to

your BT Synergy 5500 base before it can be used.

Registering an additional handset

At the base:

1. Press and hold

for 3 seconds until the base Power / In use starts flashing.

You have up to 60 seconds to register the handset.

At the handset:

1. If the handset is new and the display shows Please register. Press menU.

The display shows registration. Press select.

If the handset has already been registered to another base the standby

display is shown. Press menU, scroll

to registration

and press select.

2. register HanDset is highlighted. Press select.
3. Bases are displayed. If necessary, scroll

to a new base you wish

to register your BT Synergy 5500 handset to and press select.

4. Enter the system PIN and press ok.
5. The display shows searcHing Base x (where X is the chosen base number)

then HanDset registereD.

The handset is automatically assigned the next available handset number.

Using additional handsets