Figure 4-2 Gi 275 J2751 Connector (Looking At Connector); Table 4-2 J2751/P2751 Connector - Garmin GI 275 Maintenance Manual

60
40 41
21
1 2

Figure 4-2 GI 275 J2751 Connector (Looking at Connector)

Pin Function
1 CONFIG MODULE GROUND
2 AIRCRAFT POWER 1
3 AIRCRAFT POWER 2
4 DISCRETE OUT 1 LO
5 VOR/LOC COMPOSITE LO
6 GLIDESLOPE DEVIATION +UP
7 LATERAL -FLAG
8 ETHERNET OUT 2A
9 ETHERNET OUT 2B
10 OBS STATOR F
11 GLIDESLOPE +FLAG
12 DISCRETE IN 4 LO
13 OBS ROTOR H
14 ARINC 429 IN 2B
15 ARINC 429 IN 4B
16 ARINC 429 OUT 1A
17 SPARE GROUND
18 RS-232 OUT 2
19 LRU GROUND
20 LRU POWER
21 CONFIG MODULE POWER
22 LIGHTING BUS HI
23 DISCRETE IN 1 LO
24 DISCRETE OUT 3 LO
25 LATERAL DEVIATION +LEFT
26 LATERAL +FLAG
27 ETHERNET IN 2A
28 ETHERNET IN 2B
29 OBS STATOR D
30 ALERT AUDIO OUT HI
31 GLIDESLOPE -FLAG
32 TO/FROM -FLAG
33 ARINC 429 IN 1B
34 ARINC 429 IN 3B
35 ARINC 429 OUT 2A
36 SPARE GROUND
37 RS-232 IN 2
38 RS-232 OUT 1
39 USB DATA LO
190-02246-11
Rev. 1
61
62 63 64 65 66 67
42
43 44 45 46 47 48
22 23 24 25 26 27 28
9
3 4 5 6 7 8

Table 4-2 J2751/P2751 Connector

I/O
--
IN
IN
OUT
IN
IN
IN
OUT
OUT
OUT
IN
IN
IN
IN
IN
OUT
--
OUT
--
OUT
OUT
IN
IN
OUT
IN
IN
IN
IN
OUT
OUT
IN
IN
IN
IN
OUT
--
IN
OUT
I/O
68 69 70 71 72 73 74
49 50 51 52 53 54 55
29 30 31 32 33 35
34
10 11 12 13
14 15 16
Pin
40 CONFIG MODULE DATA
41 AIRCRAFT GROUND
42 LIGHTING BUS LO
43 DISCRETE OUT 2*
44 VOR/LOC COMPOSITE HI
45 GLIDESLOPE DEV +DOWN
46 ETHERNET OUT 1A
47 ETHERNET OUT 1B
48 ALERT AUDIO OUT LO
49 RS-485 A
50 TO/FROM +FLAG IN
51 SPARE GROUND
52 ARINC 429 IN 1A
53 ARINC 429 IN 3A
54 SPARE GROUND
55 ARINC 429 OUT 1B
56 SPARE GROUND
57 RS-232 IN 1
58 USB DATA HI
59 USB GROUND
60 CONFIG MODULE CLOCK
61 AIRCRAFT GROUND
62 DISCRETE IN 2 LO
63 DISCRETE IN 3 LO
64 LATERAL DEVIATION +RIGHT
65 ETHERNET IN 1A
66 ETHERNET IN 1B
67 OBS STATOR G
68 OBS STATOR E
69 RS-485 B
70 SPARE GROUND
71 OBS ROTOR C
72 ARINC 429 IN 2A
73 ARINC 429 IN 4A
74 ARINC 429 OUT 2B
75 SPARE GROUND
76 RS-232 2 GROUND
77 RS-232 1 GROUND
78 USB VBUS POWER
GI 275 Part 23 AML STC Maintenance Manual
75 76 77 78
56 57 58 59
36 37 38 39
17 18 19 20
Function
Page 4-4
I/O
I/O
--
IN
OUT
IN
IN
OUT
OUT
OUT
I/O
IN
--
IN
IN
--
OUT
--
IN
I/O
--
OUT
--
IN
IN
IN
IN
IN
IN
OUT
I/O
--
IN
IN
IN
OUT
--
--
--
OUT