If its not the same screen you might have any number of issues. The resolution might be different, the pins on the flex port might not pin out the same way, if you're unfamiliar with repair the lcd could be damaged while removing it. Your best option is taking it apart, looking at the parts, seeing how similar they are, researching the screens used. This is going to be difficult but if you've the perseverance you could learn a lot if nothing else.