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0800 145 6789* or go to bt.com/producthelp
Help 71
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Have you subscribed to a Caller Display service from your network provider?
See page 35.
• The caller may have withheld their number.
• Network may not have the callers number information.
• An exact name/number match was not found in your contacts. Check that you’ve
stored the full STD dialling code.
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You can register up to five handsets to your BT4500 base and you can register
your BT4500 handset to up to four bases. Check that you’ve not exceeded the
limits.
• Check that you’ve entered the correct system PIN number (default PIN 0000).
• Check that you’re at least one metre away from other electrical equipment to
avoid interference when registering.
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Have you connected the telephone line correctly?
• Do Not Disturb may be switched on, see page 27.
• Block nuisance calls may be switched on, see page 27.
• Is the base ringer set to off?
• You may have a faulty line or socket. Try using another socket or line.
If you are a BT customer then please call 0800 800 151 or your network provider
if you still have problems.
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