TX1 can not power on

(1) Plugged in Power adapter (nothing happens), on red light is on;
(2) Pressed Power button, another red light flashing, then off;

How to repair TX1? where can I Download Jetson TX1 Development board circuit diagram?
THX

You can use a DC power as input so as to check the current to see if any short happen.

Here is the schematic link in download center: [url]http://developer.nvidia.com/embedded/dlc/jetson-tx1-developer-kit-carrier-board-design-files[/url]