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RBSP Electric Field and Waves Instrument (EFW)

RBSP Electric Field and Waves Instrument (EFW). Product Assurance Trent Taylor, Flight Assurance Manager Laboratory for Atmospheric and Space Physics University of Colorado at Boulder. Product Assurance Topics. Flight Assurance Team EEE Parts, PWBs and GIDEP PWA Build Processes

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RBSP Electric Field and Waves Instrument (EFW)

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  1. RBSPElectric Field and Waves Instrument(EFW) Product Assurance Trent Taylor, Flight Assurance Manager Laboratory for Atmospheric and Space Physics University of Colorado at Boulder EFW INST+SOC PDR

  2. Product Assurance Topics • Flight Assurance Team • EEE Parts, PWBs and GIDEP • PWA Build Processes • Workmanship Standards • Contamination Control • ESD Control Program EFW INST+SOC PDR

  3. Flight Assurance Team • Trent Taylor, LASP Flight Assurance Manager • Tracy Vincent, EFW Quality Engineer • Sharon Dooley, EFW Procurement Expeditor and GIDEP Coordinator • Cat Brant, EEE Parts Engineer • Jeff Brown, LASP Controlled Stores Technician • Dwight Reinhardt, LASP Cleaning Lab Technician EFW INST+SOC PDR

  4. EEE Parts, PWBs & GIDEP • LASP’s EEE Parts Engineer, Cat Brant, will work with the RBSP Parts Control Board to assure that all parts have approval for use. • Will facilitate delivery of as-built parts list • Parts will be procured, and derated, to EEE-INST-002, Level 2 or better • EEE spreadsheets used to track all pertinent information on a part-by-part basis, including TID, SEE, and Displacement Damage ratings • Exceptions will require PCB approval through waivers/deviations • Printed Wiring Boards • Coupon approval shall be obtained prior to population of flight PWBs. • LASP’s GIDEP process described in Alert and Advisory Procedure (103782) • Sharon Dooley is LASP’s Alert and Advisory Coordinator and GIDEP representative. • Single point of contact for entire lab • Disseminates information to all programs EFW INST+SOC PDR

  5. PWA Build Processes • Inspect and remand EEE parts to program-segregated controlled stores • Evaluate PWBs, visual (coupon testing at APL) • EEE component lead-forming • Kitting inspection • Electrical assembly with magnified, 100% visual inspections and photographs at key process points • Aliveness testing • Staking and conformal coating • Final workmanship inspection and photographs • Environmental burn-in • Package and ship EFW INST+SOC PDR

  6. Workmanship Standards • Certifications • NASA-STD-8739.1, Staking and Conformal Coating • NASA-STD-8739.2, Surface Mount Technology • NASA-STD-8739.3, Soldered Electrical Connections • NASA-STD-8739.4, Crimping, Cables and Harnesses • ANSI/ESD S20.20, Electrostatic Discharge Control • LASP QA has certified Level B Instructors for all 5 disciplines • Member of Process-Based Mission Assurance (PBMA) Knowledge Management System EFW INST+SOC PDR

  7. Contamination Control • Cleaning provisions • PWBs cleaned and baked before assembly • Gloves used during all handling • All assembly done at Class 1000 flow-benches • PWAs cleaned prior to conformal coating • All materials compliant with NASA publication 1124 • Packaging and shipping provisions to maintain low • contamination exposure during transport • No items on Materials Identification List (MIL) with • marginal out-gassing /off-gassing characteristics • Finalbake-out process (RGA) EFW INST+SOC PDR

  8. ESD CONTROL PROGRAM • ESDControl Program implemented by LASP QA • Mandatory training by LASP’s NASA-trained Level “B” ESD Control Instructor • Certification of lab users to the LASP ESD Procedure and ANSI/ESD S20.20 • Support for all assembly and test labs to ensure properly ESD-controlled environments EFW INST+SOC PDR

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