BT HALO User Manual page 68

You have a dial tone, but the phone won't dial out
• If you're connected to a switchboard, check whether you need to dial an access
code, see page 47.
Handset doesn't ring
• The ringer volume may be switched off, see page 45.
• Check that the mains power is correctly connected.
• Do Not Disturb may be switched on, see page 22.
• Check your BT Call Guardian settings, see page 19.
• Make sure the handset is registered to the base, see page 60.
If you need some help, call us on 0800 145 6789* or go to bt.com/producthelp
* Calls made from within the UK mainland network are free.
Mobile and international call costs may vary.
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