I have re-set my base phone which is fine but the ext phone rings when someone calls but when I answer it is engaged and I have to pick up the base set and talk to person also if I pick up the ext phone there is no dial tone only an engaged beep beep. I have tried re-setting the ext phone but it will not clear now driving me mad can anybody help please

Mrs Brewer, March 2009

Today I've started having exactly the same problem with my Studio 100 - did you have any success with yours?

Neil, May 2009