Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
A priori ça ressemble clairement a un problème matériel de ton pi, achète un pi3 ça semble le plus simple
sinon regarde si les ports usb ne semblent pas détachés de la carte ou quelque chose