The Ultimate Guide to the Xbox 360 Controller Schematic PDF: Repair, Mod, and Reverse-Engineer
Source B: GitHub Repositories
Why you’d want the PDF
Specialized Electronic Repositories
: Some websites specialize in hosting electronics schematics and technical documentation. Electro-lovestore , EasyEDA , or Upwork (freelance platform where you might find someone offering such diagrams) might have what you're looking for.