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Inertial subsystem warnings and coupling data unit failure indicators: Apollo 16 missionThe indicated failures of the inertial coupling unit were investigated. The coupling data unit assembly failure detection circuits and the diagnostic tests are described. It is concluded that conductive contamination in a zener diode in the failure-detect circuit of the coupling data unit assembly most likely caused the problem.
Document ID
19730018171
Acquisition Source
Legacy CDMS
Document Type
Technical Memorandum (TM)
Date Acquired
September 2, 2013
Publication Date
November 1, 1972
Subject Category
Space Vehicles
Report/Patent Number
NASA-TM-X-69199
MSC-07571
Report Number: NASA-TM-X-69199
Report Number: MSC-07571
Accession Number
73N26898
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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