Keyboard is not working in Ubuntu 14.04 LTS

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Ashok95
Ashok95 Member Posts: 2 New User

I have acer aspire R3-471T. Ubuntu 14.04 LTS is installed with in this laptop. The problem is that laptop keyboard is not working in this lapyop. But when i connecting usb keyboard with laptop, then it is working. There is no driver of keyboard for ubuntu. I want the proper solution of this problem. I need the driver of keyboard.