Garmin G1000 Maintenance Manual page 226

_________________________________________________________________
Pin Pin Name
38 RS-232 OUT 2
39 RS-232 IN 2
40 RESERVED
41 SPEAKER AUDIO OUT LO
42 SPEAKER AUDIO OUT HI
43 RESERVED
44 PROGRAM GROUND
45 RESERVED
46 PROGRAM GROUND
47 CROSS-SIDE COM MIC DIGITAL AUDIO OUT
48 CROSS-SIDE COM DIGITAL AUDIO IN
49 SECONDARY DIGITAL AUDIO CLOCK OUT
50 SECONDARY DIGITAL AUDIO CLOCK IN
51 14 V LIGHTING HI
52 28 V LIGHTING HI
53 AIRCRAFT POWER 1
54 RESERVED
55 AIRCRAFT POWER 1
56 REVERSIONARY MODE 2
57 REVERSIONARY MODE COMMON 2
58 RESERVED
59 MARKER ANTENNA LO
60 RESERVED
61 CROSS-SIDE VOICE ALERT DIGITAL AUDIO IN (GMA 1347C/1347D)
RESERVED (GMA 1347)
62 RESERVED
63 RESERVED
64 PA MUTE* OUT
65 RESERVED
66 RESERVED
67 PROGRAM GROUND
68 CROSS-SIDE NAV DIGITAL AUDIO IN
69 POWER GROUND
70 RESERVED
71 POWER GROUND
72 RESERVED
73 RESERVED
74 CABIN CALL EXT LAMP OUT (GMA 1347C)
AIRWAY/INNER MARKER EXT LAMP OUT (GMA 1347/1347D)
75 MIDDLE MARKER EXT LAMP OUT
76 OUTER MARKER EXT LAMP OUT
77 COCKPIT CALL SELECT* (GMA 1347C)
RESERVED (GMA 1347/1347D)
78 MARKER ANTENNA HI
Page A-28
Rev. B
Connector P3472, continued
I/O
Out
In
--
Out
Out
--
--
--
--
Out
In
Out
In
In
In
In
--
In
Out
--
--
In
--
In
--
--
--
Out
--
--
--
In
--
--
--
--
--
Out
Out
Out
Out
In
--
In
G1000 System Maintenance Manual
190-00907-00