Luxonis Troubleshoot

Restore an existing OAK path. Change one cause, rerun the same observation, and stop at the first failing layer.

Done when

The original failed observation passes and the next dependent check still works, or blocked with a named next action. Hardware fault (orange LED, boot failure, suspected calibration) goes to support@luxonis.com.

Never invent DepthAI APIs from memory. DepthAI v3 only; do not mix v2 APIs.