if the problem is power supply how can it be possible that it works fine with digital phones !!
all of the analog extensions have this problem too
sound of relay click is good idea, I'll check that and inform you about the result
we had TDA 100 Panasonic system, the analog phones doesn't ring anymore , for example when i call extension 110 that use analog phone it doesn't ring but when i pick up the phone we can talk with
all of analog phone did the same thing!! but for digital phone everything is running fine!
btw this...
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