Phone Wiring Diagram For Cat 5 8 Wires Into 4 Wire Plug. Standard telephone jacks RJ11 have 4 contacts 2 wire pairs. They come with a special punch-down tool for hooking the eight CAT-5 wires into the jack.
Step 5 use the crimping tool to squeeze the plug. Check the order of the wires. Wire both ends identical 568B or 568A.
It reveals the elements of the circuit as simplified forms as well as the power and signal connections in between the gadgets.
Carefully insert the wires all the way into the modular connector making sure that each wire passes through the appropriate guides inside the connector. You will have a wide variety of telephone jacks to choose from but the wiring for a single line phone service will be standard. PK-543A 5-4-3 Wire Intercom Amplifier. Pin 8 Brown wire Pin 8.