Garmin GMA 342 Installation Manual page 65

APPENDIX C INTERCONNECT DRAWINGS
15 14 13
COM 2 MIC COM 2 AUDIO COM 2 AUDIO
AUDIO OUT HI LO IN HI
30 29 28
COM 2 MIC ALERT 3 WIRED TEL
KEY* OUT AUDIO IN HI MIC OUT LO
44 43
ALERT 3, 4,
ALERT 4
AUX 3 AUDIO
AUDIO IN HI
IN LO
15 14 13
ALERT 2 LO, DISCRETE 3 DISCRETE D
ALERT 2
FAILSAFE INPUT* (PASS
AUDIO IN HI
AUDIO IN LO ICS KEY)
30 29 28
DISCRETE 6
FAILSAFE
INPUT*
WARN AUDIO MUSIC 2 IN LO
(COPIILOT ICS
IN HI
KEY)
44 43
SPEAKER
SPEAKER
AUDIO OUT
AUDIO OUT HI AUDIO IN LO
LO
190-01878-02
Revision 5
G M A 3 4 2 3 / 4 5
12 11 10
COM 1 MIC COM 1 MIC COM 1 AUDIO COM 1 AUDIO
KEY* OUT AUDIO OUT HI LO IN HI
27 26 25
WIRED TEL WIRED TEL WIRED TEL
MIC OUT HI AUDIO IN LO AUDIO IN HI
42 41 40
PASS PASS PASS
MIDDLE
HEADSET HEADSET HEADSET
MARKER
AUDIO OUT AUDIO OUT AUDIO OUT
SENSE OUT
LO RIGHT LEFT
G M A 3 4 2 3 / 4 5
11 10
12
POWER POWER AIRCRAFT
OUT* (PA
GROUND GROUND POWER
MUTE OUT)
27 26 25
MUSIC 2 IN MUSIC 2 IN
MUSIC 1 IN LO
RIGHT LEFT
42 41 40
PASS 4 MIC PASS 4 MIC PASS 3 MIC PASS 3 MIC
AUDIO IN HI AUDIO IN LO AUDIO IN HI
J 3 4 0 1 (3-COM UNIT ONLY)
9 8 7 6
RCVR 4 RCVR 4
COM 3 MIC
AUDIO IN LO AUDIO IN HI
KEY* OUT
(AUX 2) (AUX 2)
24 23 22
DISCRETE C RCVR 5 RCVR 3
OUT* (COM AUDIO IN HI AUDIO IN LO AUDIO IN HI
ACTIVE OUT) (AUX 3) (AUX 1)
39 38 37 36
MIDDLE
OUTER
INNER MARKER
MARKER MARKER LAMP
LAMP OUT
LAMP OUT OUT
J 3 4 0 2 (3-COM UNIT ONLY)
9 8
7 6
LIGHTING LIGHTING
AIRCRAFT
BUS 14V BUS 14V
POWER
HI/28V HI HI/28V LO
24 23 22
DISCRETE 5
MUSIC 1 IN MUSIC 1 IN
INPUT* (PLAY GROUND
RIGHT LEFT
KEY)
39 38 37 36
PASS 2 MIC PASS 2 MIC PASS 1 MIC
AUDIO IN LO AUDIO IN HI AUDIO IN LO
5 4 3
COM 3 COM 3 COM 3
MIC OUT AUDIO LO AUDIO IN
21 20 19 18
RCVR 3
NAV 2 AUDIO NAV 2 AUDIO NAV 1 AUDIO
IN LO IN HI IN LO
(AUX 1)
35 34 33
PILOT MIC PILOT MIC PILOT MIC
AUDIO IN LO KEY* IN AUDIO IN HI
5 4 3
COPILOT COPILOT
LIGHTING
HEADSET HEADSET
BUS 14V
AUDIO OUT AUDIO OUT
LO/28V LO
RIGHT LEFT
21 20 19 18
DISCRETE F
DISCRETE 4
OUT* (PA
INPUT* (COM RS-232 OUT
MODE
SWAP)
SELECTED)
35 34 33
PASS 1 MIC COPILOT MIC COPILOT MIC
AUDIO IN HI AUDIO IN LO KEY* IN
Figure C-9 J3401 & J3402 Connector Layout Drawing for 3-COM units
2 1
MARKER MARKER
ANTENNA LO ANTENNA HI
17 16
DISCRETE 1
NAV 1 AUDIO
INPUT* (PILOT
IN HI
ICS KEY)
32 31
ALERT 1 ALERT 1
AUDIO IN LO AUDIO IN HI
2 1
COPILOT PILOT
HEADSET HEADSET
AUDIO OUT AUDIO OUT
LO LO
17 16
PILOT
HEADSET
RS-232 IN
AUDIO OUT
LEFT
32 31
PILOT
COPILOT MIC HEADSET
AUDIO IN HI AUDIO OUT
RIGHT
GMA 342/345 Installation Manual
Page C-9