If you're having any issues with the Sony Vaio PCG-71C11L try referring to the troubleshooting page.
The Sony Vaio PCG-71C11L is a one of the many current discontinued laptops by Sony. As of February 6, 2014 Sony sold their PC business to Japanese Industrial Partners. (JIP) Which has drastically changed their idea of the laptop from the bulky and heavy to a more slim and mobile tablet-like device.
The Sony Vaio PCG-71C11L is a 6GB memory, 320 GB HDD, HDMI, and USB 2.0 capable laptop with a built in front facing webcam that runs on the Windows 8.1 operating system. It is also equipped with an AMD E-450 processor.