While you wait for answers, we may have found some information which could help you.
Success
Message
My bt freestyle phone don't ring or con?
BT Studio 4500 cordless telephone?
How can i get my handset to speak with the caller?
Battery cover?
BT 4600 phone problem?
BT 4600 twin one handset bot ringing?
How do i clear the TAM?
Bt 4600 phone?
TAM FULL on Binatone 1420 Single, base holds old messages th?
How can I mend my BT4600 (1+1) phone?
How can I repair my phone?
Problem with handsets?