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