5672 BT Synergy 3105 UG [4] 11/11/03 3:51 PM Page 38

BT Synergy 3105 – Edition 4 – 11.11.03 – 5672

38Help

Replacing the handset batteries

After a time, you may find that the handset batteries are running out of charge more quickly. This is a standard sign of wear and the batteries will need replacing.

For spare AAA rechargeable batteries, please contact the BT Synergy Helpline 0870 605 8047.

Remove the battery compartment cover and remove the existing batteries. Insert new batteries and replace the compartment cover.

Problems

Possible cause

 

 

No display

The batteries may be flat or dead. Recharge or replace

 

the batteries.

 

Is the handset switched off? To switch on, see page 14.

 

 

No dial tone

Check that the telephone line cord is plugged into the

 

phone socket.

 

Check that the base is connected to the mains power

 

and switched on.

 

 

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BT 3105 manual Help