Model FA2100 CVR
Instruction Manual
Installation & Operation
Rev. 07
Jan. 01/03
165E1846–00
Page A–21
B
A
F
D
C
C
A
B
PREAMP PWR GND
MICROPHONE INPUT HI
MICROPHONE INPUT LO
MICROPHONE BIAS
NOTE:
MIC HIGH (BLACK)
MIC. BIAS(WHITE)
MIC. LOW (GREEN)
PREAMPLIFIER J2
CONNECT OUTER SHIELD
TO CONNECTOR SHELL
PREAMPLIFIER J1
VOICE RECORDER UNIT
STANDARD INTERWIRING
(No Control Unit)
12
13
11
10
9
8
7
6
5
4
3
2
1
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
INPUT
CHANNEL
3
INPUT
CHANNEL
2
INPUT
CHANNEL
1
INPUT
CHANNEL
4
TO 115 VAC 400HZ
TO AC COLD
5
AMPS
1
AMP
28 VDC
2. 7
3
TO DC POWER IN
MODEL S150
EXTERNAL PREAMPLIFIER
4
3
3, 6
COCKPIT AREA MICROPHONE
PREAMP PWR (+18 VDC REGULATED)
7
8
9, 10
9
9, 10
AUDIO OUT LO
AUDIO OUT HI
RECORD ON B
RECORD ON A
+28 VDC POWER IN
STOP RECORDING
PUSH TO TEST
TEST INDICATOR +
TEST INDICATOR –
CHASSIS GND
CVR FAULT
GMT IN B (ARINC 429) LO
GMT IN A (ARINC 429) HI
CHANNEL 3 LO
CHANNEL 4 LO
CHANNEL 4 HI
ROTOR SPEED IN LO
ROTOR SPEED IN HI
VOICE ERASE ”A”
VOICE ERASE ”C”
115 VAC POWER IN HOT
115 VAC POWER IN COLD
PREAMP PWR OUT GND
PREAMP PWR OUT HOT (+18 VDC REG)
OUTPUT LOW
CHASSIS GND
OUTPUT HIGH
OR
FROM CAPTAIN’S
CLOCK
FROM ROTOR
SPEED SENSOR
TO ANNUNCIATOR OR
MAINT. COMPUTER
SPARE MICROPHONE
TO 3RD CREW
MEMEBER OR
PA SYSTEM
TO COPILOT
MICROPHONE
TO PILOT
MICROPHONE
MODEL S055
MICROPHONE
5
CHANNEL 1 LO
CHANNEL 1 HI
CHANNEL 2 LO
CHANNEL 2 HI
CHANNEL 3 HI
9
13
12
11
Figure A–14.
Interwiring Diagram, Voice Recorder Unit, S150 External Preamplifier,
S055 Remote Microphone
