Unable to install P.I. EMS HW30C bypass
Tried to finally install a factory remote bypass on my EMS. Procedure is simple, except… Instructions state to put the remote’s black wire on the empty spade lug under the white neutral input wire. T...
Forum Discussion
Bobbo wrote:
Actually, I have seen phone cords wired both ways. For the phone, it doesn't matter. The wires are utilized as pairs. The outer pair (1 and 4 in your example) are one phone line. The inner pair (2 and 3 in your example) are a second phone line. Since the phone wiring doesn't care about polarity, it doesn't matter.
Actually it depends on the phone A rotary dial old fashion phone you are correct.. many Touch Phones if you reverse the "Ring and Tip" wires they won't dial out.. You can still talk but you can not dial out.
and some have other polarity issues like dial lights.
Lineman reversed ring and tip on me (The two active wires. are called "Ring and Tip" due to the 3-Wire 1/4 Inch plug used on old switch boards.. They connected to the Ring and Tip terminals on the plug)
