I have NORTEL M3904 in a room that is used at many times that requires the Ringer to be complete turned OFF (no sound) lights ok. We tried to turn the volume down but still ringrs. Does anyone know how to complete turn off the ringer?
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.