Color Code White Wire Black Wire Blue Wire Laptop Charger

The one on mine has blue white and black and they are.

Color code white wire black wire blue wire laptop charger. The first adapter the one that broke has three wires black white and red going out which then connect to the laptop charger pin. Apr 26 2019. White black blue for communication validate adapter and battery power it is best you use a multimeter to check. The second adapter however has three wires going out.

How do i connect the wires. I am thinking these are live neutral and ground respectively. If you have the color red black white and green this post will teach you the corresponding color code for that. Question how to check the laptop charger.

I just want to put a new electric plug on the end. I have read that an extra wire is used as some kind of a sensor. After connecting the wires make sure to test the voltage on the plug before inserting to the laptop or you might risk damaging your laptop. Dec 25 2012 3 090 104 24 440 470.

Normal electricians use black red and white for wiring. I assume the hot wire is the yellow with the green stripe. Old wire has blue black white new wire has green gray white. There are three wires in it black white and blue.

The bad adapter has red white and black the other has blue white and black. What are the and ground. While powered the charger found red wire 19vdc white wire 0vdc black wire in the center pin for feedback to the board. Mar 4 2016 the usb wire color code of four wires inside a usb is just very simple.

In another forum someone identified the sensor wire and left it out in the connection. The problem with your answer is that i have bought a new computer i only need the charger for a short time to get the info off the old computer. So i connected the white wire to the shilding wire and red wire to the core wire of the old 90w adapter s plug. Why is this plug different.