Iphone 5s Logic Board Schematic Diagram | Diagram Apr 02, 2019Motherboard diagram circuit schematic iphone 5 iphone 6 logic board diagram 15 djl linda cosmetics de iphone 5s diagram wiring data iphone 5s schematic diagram and pcb layout tsa master technology. Trending Posts. Preliminary 1 Dressage SOLVED: logic board wont power on damaged circuit behind I am also not quite sure as in what it is that you are needing to know. Instead of the schematic, also post an image of your damage. Added by asker: This phone has been sold on ebay for $500, As oldturkey03 has stated, the components behind the sim tray on the iphone 5 logic board are what control the power, display and buttons of the device.