Free Circuit Diagram

RJ45 is used to connect Ethernet port on your computer. There are two configuration: straight and cross. Straight RJ45 cables should be used to connect between computer and device such as switch or hub, and cross RJ45 cables should be used in computer-to-computer connection.  Some hub or switch has the capability to detect the cable [...]

This is a video tutorial about RJ45. This video shows how to punch down an RJ45 keystone jack using a impact tool. The first thing that we gonna do is strip the wire. It is very important because when we connect the wire, it can cause the problem. And then, put the wire on RJ45, [...]

This pin diagram will be  useful when viewing these connectors. Sometimes you hold a soldering iron to the back of the connector, and you don’t remember the numbering of the pin. Here is the pin diagram for your reference: The number of each pins are actually  stamped on both sides of any D-type [...]