Diagram Wire White Wire Black Wire Blue Wire Laptop Charger

I m working on a project that has a laptop mounted to a moving platform.

Diagram wire white wire black wire blue wire laptop charger.

The red wire is marked in the adapter as v. So i connected the white wire to the shilding wire and red wire to the core wire of the old 90w adapter s plug. I assume the hot wire is the yellow with the green stripe. The most common failure is created by repeted bending of the wire in the same small area.

Hi guys i have a bit of an odd question. How can i reduce the current to 0 5 amp. Which one to connect where. Old wire has blue black white new wire has green gray white.

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. The bad adapter has red white and black the other has blue white and black. If this is in reference to the many dell machines using the 3 pole 7 4mm barrel connector the 3rd wire goes to a 1 wire serial chip that the laptop reads to find out which wattage power adapter it is connected to so that it can limit its power dra. Dell support resources.

Why is this plug different. Laptop charger wire color old wire has blue black white new wire has green gray white. While powered the charger found red wire 19vdc white wire 0vdc black wire in the center pin for feedback to the board. Laptop wont turn on after charger wires spark.

What are the and ground. Normal electricians use black red and white for wiring. Are you saying that you cut open the cabling to see the colored wires. 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.

The blue wire for information i dont know how to use it with the boost converter. I just want to put a new electric plug on the end. Universal laptop charger for dell xps m1730 gaming laptop. How do i connect the wires.