Obtén acceso rápido a guías, partes y respuestas para tus dispositivos
Al parecer tu carrito está vacío
On my phone it actually seems like one of the 1.7mm screws is non-magnetic (the other 3 screws are magnetic). Although this could be a botched repair job from a previous owner...
I guess if it's intentional, it should be the top-right one, as that is closest to the compass IC.