Gtx 23 (Mode S Transponder) - Garmin G3X Installation Manual

23.16 GTX 23 (Mode S Transponder)

23.16.1 Connector Description
The GTX 23 has one 62-pin connector (J2301) as shown below. All electrical connections are made
through J2301 except for the antenna and shield ground.
23.16.2 J2301 Connector
21
Figure 23-31. J2301 on GTX 23, as viewed looking at connector on unit
Pin
1 NOT USED
2 NOT USED
3 NOT USED
4 NOT USED
5 NOT USED
6 NOT USED
7 NOT USED
8 NOT USED
9 NOT USED
10 NOT USED
11 NOT USED
12 EXTERNAL IDENT SELECT*
13 EXTERNAL STANDBY SELECT*
14 NOT USED
15 NOT USED
16 NOT USED
17 NOT USED
18 NOT USED
19 NOT USED
20 NOT USED
21 AIRCRAFT POWER 1
22 RS-232 IN 1
23 RS-232 OUT 1
24 RS-232 IN 2
25 RS-232 OUT 2
26 NOT USED
27 NOT USED
28 ARINC 429 OUT 2 B
29 NOT USED
*Denotes active low (ground to activate)
190-01115-01
Rev. AA
20 19 18 17 16 15 14 13
42 41 40 39 38 37 36 35 34
61 60 57 56 55
62 59 58
Pin Name
12 11 10 9 8 7 6 5 4
33 32 31 30 29 28 27 26
51 50 49 48 47 46
54 53 52
G3X/G3X Touch Installation Manual - LRU Pinouts
3 2 1
25 24 23 22
44
Page 23-76
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