Garmin GMA 347 Installation Manual page 43

Pin
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 RESERVED
44 PROGRAM GROUND
45 RESERVED
46 PROGRAM GROUND
47 RESERVED
48 RESERVED
49 RESERVED
50 RESERVED
51 14 V LIGHTING HI
52 28 V LIGHTING HI
53 AIRCRAFT POWER 1
54 RESERVED
55 AIRCRAFT POWER 1
56 RESERVED
57 GROUND RETURN
58 RESERVED
59 MARKER ANTENNA LO
60 CONFIG MODULE CLOCK
61 RESERVED
62 RESERVED
63 RESERVED
64 PA MUTE* OUT
65 TEL DISCRETE RINGER*
66 RESERVED
67 PROGRAM GROUND
68 RESERVED
69 POWER GROUND
70 RESERVED
71 POWER GROUND
72 RESERVED
73 RESERVED
74 AIRWAY/INNER MARKER EXT LAMP OUT
75 MIDDLE MARKER EXT LAMP OUT
76 OUTER MARKER EXT LAMP OUT
77 RESERVED
78 MARKER ANTENNA HI
* Denotes Active Low (Ground to activate).
GMA 347 Installation Manual
190-00325-01
Table 4-2. J3472 Pin Assignments (Continued)
Pin Name I/O
Out
In
I/O
Out
Out
--
--
--
--
--
--
--
--
In
In
In
--
In
--
--
--
In
Out
--
--
--
Out
In
--
--
--
--
--
--
--
--
Out
Out
Out
--
In
Page 4-5
Revision A