› M1 Support Forum › Elk M1 gold telephone control not working (M1XEP died) › Reply To: Elk M1 gold telephone control not working (M1XEP died)
February 2, 2024 at 5:18 pm
#7745
Brad Weeks
As a test remove the incoming phone line from TIP and RING and connect a regular plain telephone to R1 and T1 and test.