Help
If you need some help, call us on 0800 218 2182* or go to bt.com/producthelp 
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Can’t access your messages from another phone 
•  Have you changed the remote access security PIN? See page 41. 
Always keep a note of the new PIN in a safe place. 
•  Has Remote access been turned off? To turn Remote access on, see page 41. 
No Caller Display number/name displayed 
•  Have you subscribed to a Caller Display service from your network provider?  
See page 28. 
•  The caller may have withheld their number. 
•  An exact name/number match was not found in your contacts. Check that you’ve 
stored the full STD dialling code. 
Can’t register a handset to a base 
•  You can register up to five handsets to your BT3920 base and you can register 
your BT3920 handset to up to four bases. Check that you’ve not exceeded the 
limits.
•  Check that you’ve entered the correct system PIN (default PIN 0000). 
•  Check that you’re at least one metre away from other electrical equipment to 
avoid interference when registering.