Preflight testing and maintenance checks for cockpit voice recorders
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Preflight Testing and Maintenance Checks for Cockpit Voice Recorders. Problem during installation. CVR System. CVR Audio. Four audio channels Cockpit area microphone (CAM) Pilot audio panel Copilot audio panel Audio panel for third crewmember

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PowerPoint Slideshow about ' Preflight Testing and Maintenance Checks for Cockpit Voice Recorders' - kawena


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Presentation Transcript

Cvr system

Problem during installation Recorders

CVR System


Cvr audio
CVR Audio Recorders

  • Four audio channels

    • Cockpit area microphone (CAM)

    • Pilot audio panel

    • Copilot audio panel

    • Audio panel for third crewmember

  • No Federal requirement for fourth channel (for two-pilot aircraft)


Accident helicopter cvr
Accident Helicopter CVR Recorders

  • Pilot and copilot CVR channels

    did not contain any audio

  • Audio from CAM was poor


N579eh cvr system installation

105 position Recorders

105 position

103 position

103 position

N579EH CVR System Installation

Side view of pilot audio panel

Side view of copilot audio panel


Critical cvr system checks
Critical CVR System Checks Recorders

  • CVR readout

    • Would have detected problem with helicopter CVR installation

    • Can be performed during periodic maintenance

  • Audio check

    • Performed before first flight of day


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