FIELD GUIDESource-led reference
Port & Cable

Task-first reference

Connect a USB device or internal USB header

Resolve the physical USB form first, then check the USB technology and any intermediate path.

Recommended reference sequence

1. Browse USB connector formsStart with the broadest evidence layer.2. USB-C vs USB / USB4 / ThunderboltContinue only as the question becomes more specific.3. USB path indexContinue only as the question becomes more specific.4. Open connection centerContinue only as the question becomes more specific.
Stop line.

USB connector shape does not establish data generation, video support, power behavior or cable capability.

Discovery is not a compatibility verdict.

These discovery surfaces route and reorganize facts already represented in the atlas. They do not add electrical ratings, universal pinouts, measured tolerances, exact-device support, wiring approval or an end-to-end compatibility result.