Diagram Wire White Wire Black Wire Blue Wire Laptop Charger

Laptop charger wire color old wire has blue black white new wire has green gray white.

Diagram wire white wire black wire blue wire laptop charger.

Normal electricians use black red and white for wiring. What are the and ground. Old wire has blue black white new wire has green gray white. No power on only display red color light led.

I assume the hot wire is the yellow with the green stripe. I have laptop charger caple with three wires black blue white i cut off the blue one and use the black and white to charge the laptop from 12v acid battery using boost converter 19 5v the problem is the current is too high 3 to 4 amps. Why is this plug different. So i connected the white wire to the shilding wire and red wire to the core wire of the old 90w adapter s plug.

Currently the laptop charger is plugged into mains at a stationary position and the charger cable itself just 2 wires has been extended a few metres to the moving platform where the laptop can plug in. Laptop wont turn on after charger wires spark. When adding resisors the. Hi guys i have a bit of an odd question.

The most common failure is created by repeted bending of the wire in the same small area. Which one to connect where. The red wire is marked in the adapter as v. The bad adapter has red white and black the other has blue white and black.

How can i reduce the current to 0 5 amp. How do i connect the wires. I just want to put a new electric plug on the end. I m working on a project that has a laptop mounted to a moving platform.

The blue wire for information i dont know how to use it with the boost converter. Dell support resources. Universal laptop charger for dell xps m1730 gaming laptop. 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.