To save space, Nintendo combined the Game Card reader, SD card slot, and 3.5mm headphone jack onto a single, "guitar-shaped" daughterboard. This makes individual repairs to these high-wear parts more difficult as they are now soldered together.
The schematic for the OLED model introduces a new enclosed speaker design. Schematic Nintendo Switch Oled
The 7-inch OLED panel connects via a delicate ribbon cable located under the motherboard. Unlike the original's separate digitizer and LCD, the OLED is a fused unit, adhered only around the bezel for easier replacement. Nintendo Switch™ - System hardware, console specs To save space, Nintendo combined the Game Card
The original speakers were open; the OLED's speakers are housed in dedicated plastic brackets to direct sound forward, requiring different electrical connectors. The 7-inch OLED panel connects via a delicate
The (Model HEG-001) represents a significant internal departure from the original 2017 design, featuring a more condensed, less modular architecture to accommodate its larger 7-inch display and revamped kickstand . While the core processing power remains identical, the internal schematic reveals a highly optimized motherboard and cooling system. Internal Layout and Modular Architecture
Despite the thinner OLED panel, the internal space is more crowded, leading to a complete redesign of the thermal solution.