I have a 7410 phone, 500A1 universal base unit(UBU), and headset components.
The UBU has a power supply with some goffy lookin' RJ11 jack that I assume connects to it.
How do I connect the power supply to the UBU, and the UBU to the phone? I can't find any installation documentation.
The UBU has a power supply with some goffy lookin' RJ11 jack that I assume connects to it.
How do I connect the power supply to the UBU, and the UBU to the phone? I can't find any installation documentation.