We may have found other answers which could help you.
Click here for Manual Model BellHow can I fix my Binatone 3525 phone?
Bt Duet 700?
can my BTeasIcom 1000 corded telephone be repaired?
RCA 25255RE2 Corded phone?
Ryobi battery charger?
How can I fix my princess phone, push button 1950s design?