Keyboard is the most venerable to get damaged in most of the laptops. Replacing it can be done at home, if you have tools to do this work.
1. Turn the computer upside down.
2. Remove one M2.5x16 silver screw securing the keyboard on the bottom cover.
2. Turn the computer right side up and open the display panel.
3. Using the case separator, unlatch the keyboard holder at the top of the keyboard.
1. Turn the computer upside down.
2. Remove one M2.5x16 silver screw securing the keyboard on the bottom cover.
2. Turn the computer right side up and open the display panel.
3. Using the case separator, unlatch the keyboard holder at the top of the keyboard.
4.
Remove two M2.5x2.8 silver screws securing the keyboard.
5.
Lift out the keyboard and set it as shown above(Place an insulator between the
keyboard and the LCD to prevent scratches on the LCD).
6. Disconnect the keyboard cable from PJ123 on the system board.
Do the reverse procedure to install a new keyboard