Button Prog. - 09/15/11 01:57 PM
Have a Esi Phone system in a large grocery store.
Every few months one or two phone looses all or part of button program. It is usually a different ext. And the system clock/Date are often off.The sustem is behind a ups with co protection and well grounded.
Thanks Gary S.
Every few months one or two phone looses all or part of button program. It is usually a different ext. And the system clock/Date are often off.The sustem is behind a ups with co protection and well grounded.
Thanks Gary S.