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Pin
Pin Name
36
NOT USED
37
ARINC 429 OUT 1 A
38
NOT USED
39
POWER GROUND
40
NOT USED
41
NOT USED
42
AIRCRAFT POWER 1
43
RS-232 GROUND
44
NOT USED
45
NOT USED
46
TIS CONNECT SELECT*
47
NOT USED
48
NOT USED
49
NOT USED
50
RS-232 GROUND 2
51
NOT USED
52
NOT USED
53
NOT USED
54
NOT USED
55
NOT USED
56
AIRCRAFT POWER 2
57
NOT USED
58
POWER GROUND
59
NOT USED
60
AIRCRAFT POWER 2
61
NOT USED
62
NOT USED
*Denotes Active Low (Ground to activate).
Power input requirements are listed in the following tables. The power input pins accept 14/28 Vdc. Refer
to Figure C-1 and C-2 for power interconnections.
4.1.2 Aircraft Power
Pin Name
AIRCRAFT POWER 1
AIRCRAFT POWER 1
AIRCRAFT POWER 2
AIRCRAFT POWER 2
POWER GROUND
POWER GROUND
Page 4-2
Revision A
Connector P2301, continued
Connector
Pin
P2301
21
P2301
42
P2301
56
P2301
60
P2301
39
P2301
58
GTX 23 Installation Manual
190-00906-01
I/O
--
Out
--
--
--
--
In
--
--
In
In
--
--
--
--
--
--
--
--
--
In
--
--
--
In
--
--
I/O
In
In
In
In
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--
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