You have to make sure all cards are identified and slots programmed in flash 24 programming. CO line ringing is in flash 40 programming. The buttons on the phones will all be at default and may not match labeling. They are changed in flash 50 programming page b. I think you need a programming manual to do all this.


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"Old phone guys never die, they just get locked in some closet with an old phone system and forgotten about"

Retired, taking photographs and hoping to fly one of my many kites.