Get tools and LCD
To start your repairing, get all the tools that are required and also LCD screen to replace. Make sure to buy LCD that is similar to your current LCD. The best way is to remove your broken LCD first, and then buy a new one according to manufacturer's label on it.
Remove the screen bezel
After having tools set, next step is to open the screen. First of all you need to remove the bezel covering the screws. You can look in the below picture that rubber cushion is hiding the screw that is holding bezel to keep it in place. You have to remove all such cushions to get to the screws under them.
Remove the broken LCD panel
After that you will have LCD’s mounting brackets uncovered. Now, you can take out the screws that were screwed to make it hold. Then move LCD towards front and can disconnect the cable attached to it. Now, you have the LCD removed so it is more easy for you to buy the same LCD by looking at the manufacturer label and by checking the model number.
Note: If you are having a laptop that was manufactured before 2010 and have fluorescent backlights LCD, it would most probably have two cables connected to it.
Check dimensions, mounting brackets and connector. If all things go with the old one then you must be ready to install the new LCD. Hold the LCD straight, connect the cable to the new panel, place the panel in the lid and now screw it with the help of appropriate screws.
Test the new LCD panel and reinstall the bezel
It will be a good idea to check the new LCD before covering it with bezel. Connect battery or power cable and turn on the laptop. If it turns on and you can see the display then you are succeeded. You are all done, now you can enjoy using your laptop again.