Garmin G1000 NAV III Line Maintenance Manual page 209

Pin Pin Name
38 RS-232 OUT 2
39 RS-232 IN 2
40 CONFIG MODULE DATA
41 SPEAKER AUDIO OUT LO
42 SPEAKER AUDIO OUT HI
43 MUTE AUDIO ON TX SELECT*
44 PROGRAM GROUND
45 MUTE AUDIO ON RX SELECT*
46 PROGRAM GROUND
47 CROSS-SIDE COM MIC DIGITAL AUDIO OUT
48 CROSS-SIDE COM DIGITAL AUDIO IN
49 CROSS-SIDE DIGITAL AUDIO CLOCK OUT
50 CROSS-SIDE DIGITAL AUDIO CLOCK IN
51 14 V LIGHTING HI
52 28 V LIGHTING HI
53 AIRCRAFT POWER 1
54 VOICE ALERT 5 SELECT HI
55 AIRCRAFT POWER 1
56 REVERSIONARY MODE 2
57 REVERSIONARY MODE COMMON 2
58 DUAL AUDIO INSTALLATION SELECT*
59 MARKER ANTENNA LO
60 CONFIG MODULE CLOCK
61 SPARE
62 ON-SIDE/CROSS-SIDE* COM RECORD
63 SERIAL CONFIG SELECT*
64 PA MUTE* OUT
65 TEL DISCRETE RINGER*
66 ICS MUTE INHIBIT*
67 PROGRAM GROUND
68 CROSS-SIDE NAV DIGITAL AUDIO IN
69 POWER GROUND
70 ETHERNET OUT A
71 POWER GROUND
72 ETHERNET IN A
73 VOICE ALERT 6 SELECT HI
74 AIRWAY/INNER MARKER EXT LAMP OUT
75 MIDDLE MARKER EXT LAMP OUT
76 OUTER MARKER EXT LAMP OUT
77 SHARED MODE SELECT*
78 MARKER ANTENNA HI
G1000 Nav III Line Maintenance Manual
190-00352-00
Connector P3472, continued
I/O
Out
In
I/O
Out
Out
In
--
In
--
Out
In
Out
In
In
In
In
In
In
Out
Out
In
In
Out
--
In
In
Out
In
In
--
In
--
Out
--
In
In
Out
Out
Out
In
In
Page A-25
Rev. L