A record that separates decisions from evidence³Ô¹Ïtv / ENGINEERING EXPLANATIONA record that separates decisions from evidence1Product requirements, editions and criteriarecordedRecord / open item2Electrical, mechanical and firmware interfacesassignedRecord / open item3Pre-compliance evidence and open actionsidentifiedRecord / open item4Repeatable production instructions andalternatives reviewedRecord / open itemDocumentation checklist; no automatic approval.Conceptual illustration, not field simulation, production artwork or test evidence.