Have a TMC EV4500 4 line intercom speakerphone. Unable to view LED display despite changing batteries, unplugging, rebooting, etc. Also, can only use one of the two telephone lines asssociated with the phone. The other line has no dial tone. None of the function keys on the phone work, speaker phone and program button does not work. Also now rings funny. HELP

Asked by Tuning on 08/04/2009 1  Answer

ManualsOnline posted an answer 15 years, 3 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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