190-01499-02
GTX 3X5 Transponder TSO Installation Manual
Rev. 4
Page D-5
Figure D-2 GTX 345 - Legacy G1000 Interconnect
Sheet 1 of 2
P3251
GTX 345
XPDR
AIRCRAFT POWER
AVIONICS BUS
(28VDC or 14 VDC)
21
3A
GIA 63 #1
1P603
S
53
55
54
AUDIO IN HI
AUDIO IN LO
GMA 1347
46
AUDIO OUT HI
47
AUDIO OUT LO
AIRCRAFT POWER 42
30
RS-232 RX 2
RS-232 TX 2 8
51
RS-232 GND 2
RS-232 TX 5
RS-232 RX 5
SIGNAL GROUND
GIA 63 #2
2P603
S
53
55
54
31
RS-232 RX 1
RS-232 TX 1
9
52
RS-232 GND 1
RS-232 TX 5
RS-232 RX 5
RS-232 GND 5
39
19
S
P3471
S
S
18
s
EXTERNAL
SUPPRESSION
1
RS-232 RX 8
64
63
RS-232 GND 8
S
5
P3252
15
RS-232 TX 4
RS-232 GND 4
RS-422 Port 3A
RS-422 Port 3B
28
27
S
11
12
RS-422 A
RS-422 B
S
S
A429 TX 3A
74
75
A429 TX 3B
S
48
49
A429 RX 2A
A429 RX 2B
S
2
CONFIG MODULE PWR
CONFIG MODULE GND
CONFIG MODULE DATA
CONFIG MODULE CLK
43
23
22
1
RED
YEL
BLK
WHT
CONFIG
MODULE
4
GTS 8XX
P8001
S
24
23
25
A429 TX 2A
A429 TX 2B
A429 RX 2A
27
28
5
S
OPERATE/STANDBY
SELF TEST SELECT
15
CONFIG DISC 1
16
CONFIG DISC 2
74
75
A429 RX 2B
26
A429 RX 1A
A429 RX 1B
A429 TX 1A
A429 TX 1B
6
S
S
P8002
EXTERNAL
SUPPRESSION
48
s
6
5
7
AIRCRAFT GND 20
AIRCRAFT GND 41
AIRCRAFT
GROUND
POWER CONTROL 38
3
POWER CONFIG 59