41  
If you experience any problems, please call the Helpline on Freephone 0808 100 6556* or visit www.bt.com/producthelp.com
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•  Is the handset registered correctly to the base, see page 38.
•  Check that the mains power is correctly connected.
•  Check that the handset is within range of the base.
•  The batteries are low, place the handset on the base/charger to recharge.
You hear the busy tone when you press  .
•  Make sure the handset is in range of the base.
•  Another handset registered to your BT Graphite 2500 base may be on the line.
Answering machine does not record any messages
•  The memory may be full. Play and delete old messages, see pages 28 and 31.
•  The answering machine might be switched off or set to Answer only. See pages 27 or 29.
Answering machine messages have the wrong date and time
•  Have you set the date and time? See page 8.
Cannot access your messages from another phone
•  Have you changed the master PIN code? See page 39. Always keep a note of the new PIN code in 
a safe place. Reset the PIN, page 39.
No Caller Display number/name displayed
•  Have you subscribed to a Caller Display service from your network provider, see page 21.
•  The caller may have withheld their number.
•  An exact name/number match was not found in your directory. Check that you have stored the 
full STD dialling code.
Cannot register a handset to a base
•  You can register a total of up to 5 handsets to your BT Graphite 2500 base. Check that you have 
not exceeded the limit.
•  Check that you have entered the correct PIN number (default PIN 0000).
•  Check that you are at least one metre away from other electrical equipment to avoid interference 
when registering.