While you wait for answers, we may have found some information which could help you.
Success
Message
how can i fix a bt graphite 1100phone?
Day Display - How do I alter?
keeps saying out of range?
BT Studio 1500 triple set?
Fix answer machine number?
information needed?
flashing new message light when call has been answered?
binatone shield 6015 twin phone set?
How can I get my telephone/answering machine (model 29870ge1-A)to work?
base 1 again?
How do I connect my own answering machine?
how do i record a telephone conversation on a bt synergi 5500 cordless anse?