Garmin GTX 3x5 Series Installation Manual page 40

Pin
27 ARINC 429 RX1A
28 ARINC 429 RX1B
29 RS-232 #3 RxD
30 RS-232 #2 RxD
31 RS-232 #1 RxD
32 ALT A2
33 ALT B2
34 ALT C2
35 TEST MODE
36 EXT IDENT
37 AUDIO MUTE
38 PWR CONTROL
39 SW PWR OUT
40 LTNG LO
41 GROUND (power ground)
42 AV PWR 1
43 CONFIG PWR
44 USB V+
45 GROUND (USB ground)
46 AUDIO OUT
47 GROUND (audio ground)
48 ARINC 429 RX2A
49 ARINC 429 RX2B
50 GROUND (RS-232 #3 ground)
51 GROUND (RS-232 #2 ground)
52 GROUND (RS-232 #1 ground)
53 ALT A4
54 ALT B4
55 ALT C4
56 GROUND (gray code alt ground)
57 AIR/GROUND
58 TIS-A SELECT
59 PWR CONFIG
60 KEEP ALIVE
61 AV PWR 2
62 AV PWR 2
190-01499-02
Rev. 1
Pin Name
GTX 3x5 TSO Installation Manual
I/O
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I
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I
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I
I
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O
I
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O
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O
O
O
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O
O
O
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O
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I
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