Step-by-step runbook for techs at the imaged PC. Two symptoms covered:
UDC not collecting data (admin-unlock + COM port walkthrough) and DNC
not pushing to controller (NTLARS reg restore + FMS Host FQDN + Realtek
PCIe GbE static IP). Mermaid overview links to each section. Live HTML
uses CDN; static HTML pre-renders SVG for offline / printable use.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
