Asus X77J short when inserting adapter

[anno]

Hi

I have a asus X77J laptop with a asus N71JA rev 2.1 mainboard.
when i plug adapter in , the adapter is shorting out. i measure short on plus and ground of the adapter socket. anyone can help?

i need a schematic please. How to open FZ file ? i tried with pcB repair tool, but then i get a license error.

[meritosari]

Re: Asus X77J short when inserting adapter

The tools can open that file.

http://openboardview.org/

http://boardviewer.net/

[ktmmotocross]

Re: Asus X77J short when inserting adapter

no need for schematic. track the wire from adapter is easy.

if u dont want to track, inject voltage around 3V or 5V into the power connector and look for heating component. mostly its shortec capacitor

[anno]

Re: Asus X77J short when inserting adapter

ok. what is the maximum ampere i can set with power supply?