Guides
22 posts
Functional Configuration Audit: FCA and PCA Evidence Guide
Prepare for a functional configuration audit without weeks of file archaeology. Learn how to verify requirements and build audit-ready FCA and PCA evidence.
Preliminary Design Review: PDR Entrance Criteria Guide
Master the preliminary design review. Establish clear PDR entrance criteria, lock the allocated baseline, assess margins, and guide hardware toward CDR.
System Requirements Review: What Hardware Teams Bring to SRR
Prepare for your system requirements review. Learn what hardware teams bring to SRR, how to log decisions to requirements, and how to prevent CAD drift.
Design FMEA Guide: Keep Failure Modes Tied to Requirements
Learn how to run a design FMEA that stays current. Link failure modes to functional requirements, CAD revisions, and verification evidence across development.
Derived Requirements: Keep Parent and Reason Attached
Learn how to capture derived requirements in hardware engineering, link parent requirements and CAD decisions, and verify them without losing design context.
Engineering Lessons Learned: Post-Mortems into Requirements
Turn hardware engineering lessons learned from post-mortem slides into traceable requirements, design guidelines, and active review checklists.
Critical Design Review Package: What Hardware Teams Bring to CDR
Build a critical design review package that links requirements, CAD changes, and verification evidence instead of assembling a disconnected slide deck.
Requirements Baseline Freeze: How Hardware Programs Lock and Change It
A requirements baseline freeze establishes change control without halting progress. Learn how hardware engineering teams review, sign off, and manage changes.
Deviation and Waiver Request: How Hardware Teams Disposition Them
Learn how to disposition a deviation and waiver request across requirements, CAD changes, and test evidence before signing off on hardware departures.
Test Readiness Review: Run a Hardware TRR That Holds Up
Learn how to run a test readiness review for hardware programs. Confirm test article configuration, verify requirements, and avoid costly test reruns.
Change Control Board Hardware Engineering: How to Run a CCB
Run an effective change control board for hardware engineering. Learn how to structure CCB packets, chair review meetings, and keep decisions traceable.
Verification Methods: Test, Analysis, Inspection, Demonstration
Learn how to choose verification methods: test, analysis, inspection, demonstration. Connect rationale to CAD changes and keep verification matrices defensible.
Design History File Guide: Keep DHF Current as Design Changes
Keep your design history file current as CAD changes. Learn how to align with FDA QMSR and ISO 13485 7.3.10 without pre-audit reconstruction.
Configuration Baseline Management: Know What Changed
Learn how to establish a hardware configuration baseline, link CAD changes to requirements, scope deltas, and decide when to re-baseline your program.
Requirements Flowdown: Keep Allocations True After Changes
Master requirements flowdown across hardware programs. Learn how to allocate budgets, document rationale, and prevent silent drift when parent specs or CAD change.
PPAP After Design Change: When to Resubmit and What to Redo
Learn how to manage a PPAP after design change events. Determine AIAG resubmission triggers, customer notification levels, and which elements need updates.
Engineering Trade Study Guide: Keep Decisions Defensible
Run a rigorous engineering trade study that stays valid when CAD baselines move. Learn how to link criteria, score risk, and define reopen triggers.
Verification Cross Reference Matrix: Keeping the VCRM Current
Keep your verification cross reference matrix accurate through CAD revisions and design changes. A step-by-step guide for hardware and systems engineers.
DFMEA After Design Changes: Keeping Your FMEA Current
Learn how to update a DFMEA after CAD changes without restarting. Trace affected functions and document decisions with Tandem.
AS9102 First Article Inspection: Keeping FAIs Valid After Changes
Maintain AS9102 first article inspection validity after CAD changes. Learn how to scope delta FAIs, verify Form 3 characteristics, and trace design revisions.
DVP&R Guide: Keep Your Verification Plan in Step With the Design
Master the DVP&R process. Learn how to connect verification rows to CAD changes, link DFMEAs, and keep test plans aligned across hardware revisions.
Interface Control Document Guide: Stop ICDs Going Stale
Build an interface control document that stays current. Track CAD changes, manage supplier boundaries, and avoid costly hardware assembly mismatches.