If you are reading this because your has suddenly gone silent (or was dead on arrival), take a deep breath. In 90% of cases, this is not a hardware failure. It’s usually a simple communication breakdown between the keyboard and your computer.
There is nothing more frustrating than sitting down to work, placing your hands on your keyboard, typing a sentence—and seeing nothing happen. n520 keyboard not working
Let us know in the comments below. And if you are still stuck, describe the exact behavior (lights? beeps?) and we will try to help. If you are reading this because your has