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Model FA2100 CVR
Instruction Manual
Installation & Operation
165E1846–00
Jan. 01/03
Rev. 07
Page 4
ERASE A
ERASE C
PUSH TO TEST
2
+5 V FOR
LIGHTED PANEL
2
PILOT AUDIO
CO-PILOT AUDIO
SPARE AUDIO
(TO 3RD CREW MEMBER
OR PA SYSTEM)
28 VDC
OR
115 VAC
400 Hz
CHASSIS
GROUND
TEST INDICATOR
RECORD ON
AIRCRAFT WIRING INTER-
LOCKS (LANDING GEAR MUST
BE DOWN AND BRAKE LOCKED
TO ALLOW MEMORY TO BE
ERASED)
CONTROL
UNIT
CHANNEL 1
CHANNEL 4
CHANNEL 2
CHANNEL 3
AIRCRAFT
INTERFACE
PWA
+18 VDC
OPERATING
POWER
MONITOR
AUDIO TO
HEADSET
JACK
AREA MICROPHONE
2
2
2
2
2
2
ACQUISITION
PROCESSOR
PWA
CSMU
(
Crash Survival Memory Unit)
ASSEMBLY
(CRASH PROTECTED SOLID STATE MEMORY)
TO
AIRCRAFT
FAULT MONITORING
SYSTEM
GSE OUTPUT
COCKPIT
AREA
MICROPHONE
(CAM)
4
STOP
RECORDING
AUDIO
COMPRESSOR
PWA
FA2100 CVR
CVR FAULT
TO
GROUND STATION
TEST EQUIPMENT
GMT_IN_B (429)
GMT_IN_A (429)
ROTOR_SPEED_IN_LO
ROTOR_SPEED_IN_HI
GEAR
BRAKE
AUDIO OUT
+18 VDC
1
Figure 2.
Functional System Block Diagram
Model FA2100 CVR Cockpit Voice Recorder