Garmin GTX 325, Installation Manual

Page: 40 / 67

190-01499-02 GTX 3x5 TSO Installation Manual
Rev. 1 Page 5-2
27 ARINC 429 RX1A I
28 ARINC 429 RX1B I
29 RS-232 #3 RxD I
30 RS-232 #2 RxD I
31 RS-232 #1 RxD I
32 ALT A2 I
33 ALT B2 I
34 ALT C2 I
35 TEST MODE I
36 EXT IDENT I
37 AUDIO MUTE I
38 PWR CONTROL I
39 SW PWR OUT O
40 LTNG LO I
41 GROUND (power ground) I
42 AV PWR 1 I
43 CONFIG PWR O
44 USB V+ I
45 GROUND (USB ground) O
46 AUDIO OUT O
47 GROUND (audio ground) O
48 ARINC 429 RX2A I
49 ARINC 429 RX2B I
50 GROUND (RS-232 #3 ground) O
51 GROUND (RS-232 #2 ground) O
52 GROUND (RS-232 #1 ground) O
53 ALT A4 I
54 ALT B4 I
55 ALT C4 I
56 GROUND (gray code alt ground) O
57 AIR/GROUND I
58 TIS-A SELECT I
59 PWR CONFIG I
60 KEEP ALIVE I
61 AV PWR 2 I
62 AV PWR 2 I
Pin Pin Name I/O