The external visual inspection revealed a slice in the fantail region prior to receipt.This is believed to have occurred during revision surgery.The device passed the photographic imaging inspection.System lock could not be obtained at any spacing.The no lock condition prevented some electrical tests from being performed.The device passed some of the electrical tests performed.The device failed the residual gas analysis test.The internal visual inspection noted silver migration between some electrical components.This device had moisture that exceeded the residual gas analysis test limit.The source of the problem was a feedthru hermeticity issue from one feedthru vendor.A corrective action was implemented.Feedthru assemblies from this vendor are no longer used.This is the final report.
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