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