Flightcom 403mc - Page 7

7
Fig. 12 Connection Schematic
CIRCUIT
BREAKER
18
19
20
17
21
8
22
23
24
25
7
2
10
9
6
3
14
5
4
13
11
12
15
PTT
7
PILOT
MIC
7
2
13
9
HDPH
PTT
6
COPILOT
HDPH
MIC
MIC
13
HDPH HDPHMIC
14
13
4
11
11
11
13
6
3
POWER
12-28V
1AMP
I
TRANSMIT KEYLINE
RECEIVE AUDIO
TRANSMIT AUDIO
ALL
ISO
Squelch Volume
Intercom
MIC
HDPH
CONNECTIONS TO EXISTING
JACKS
AIRCRAFT RADIO
NOTE: Aux. Input is Pin No. 18
MUSIC SYSTEM
18
1
16
CC
See
Muting
Sections
(Figure 6a)
47K
OPTIONAL
AVION CS GROUND