internals (including various motherboard versions like Xenon and Trinity) can be found in technical repositories on Xbox 360 Xenon Schematic Slideshare Motherboard Repair Official User Manuals
Here's a direct link to get you started: Xbox 360 Controller Schematic Pdf
Happy modding—and may your soldering iron always be hot and your bridges never cold. Xbox 360 Controller Schematic Pdf
Feature an integrated 2.4 GHz RF transceiver and power management circuitry for AA batteries or rechargeable packs. They operate at a lower internal voltage (approx. 3.3V). 3. Sourcing Schematic Diagrams Xbox 360 Controller Schematic Pdf