Stefania Delprete, even so it is not a guide, the teardown [guide|19016|from here] will show you how to get to the display panel. Also take a look at [https://www.youtube.com/watch?v=jQS618ayL5w|this video]as well as [https://www.youtube.com/watch?v=5vxXdzQ2p8k|this one.] The assembly is available at places [http://www.etradesupply.com/lg-nexus-5-lcd-screen-and-digitizer-assembly-with-frame-and-battery.html|like this] as well as [http://www.repairsuniverse.com/lg-google-nexus-5-lcd-touch-screen-digitizer-assembly-frame.html?cmp=googleproducts&kw=lg-google-nexus-5-lcd-touch-screen-digitizer-assembly-frame&gclid=CIzb3ZTb0L0CFbBj7AodLCAANw|on here.] Hope this helps, good luck.