390e2192_Qs____SKYbrary_Aviation_Safety_resentative_Protocol_Questions_Description
[Rank] 100 [PQ Number] 4.131 [Description] 
Does the State require that its operators maintain up-to-date and sufficient documentation concerning flight data recorder (FDR) parameter allocation, conversion equations, periodic calibration and other serviceability/maintenance information and ensure their availability to accident investigation authorities?
ICAO Representative Protocol Questions (PQs) - SKYbrary Aviation Safety
Description