Table 8-1 Gtx 335 J3251 Pin Assignments - Garmin GTX 335 w GPS Installation Guidance

Pin
1 ALT ENCODER/CONFIG MODULE CLOCK
2 USB DATA HI
3 TEMP PROBE IN
4 TIME MARK A
5 ARINC 429 OUT A
6 ARINC 429 OUT B
7 RS-232 OUT 3
8 RS-232 OUT 2
9 RS-232 OUT 1
10 ALTITUDE A1
11 ALTITUDE B1
12 ALTITUDE C1
13 ALTITUDE D4
14 EXTERNAL STANDBY SELECT
15 CONFIGURABLE DISCRETE 1
16 CONFIGURABLE DISCRETE 2
17 XPDR FAIL 1
18 EXTERNAL SUPPRESSION
19 LIGHTING BUS HI
20 AIRCRAFT GROUND
21 AIRCRAFT POWER 1
22 ALT ENCODER/CONFIG MODULE DATA
23 ALT ENCODER/CONFIG MODULE GND
24 USB DATA LO
25 TEMP PROBE OUT
26 TIME MARK B
27 ARINC 429 IN 1A
28 ARINC 429 IN 1B
29 RS-232 IN 3
30 RS-232 IN 2
31 RS-232 IN 1
190-00734-17
Rev. 1

Table 8-1 GTX 335 J3251 Pin Assignments

Pin Name
GTX 335 w/GPS Installation Guidance
I/O
In/Out
In/Out
In
Out
Out
Out
Out
Out
Out
In
In
In
In
In
In/Out
In/Out
Out
In/Out
In
--
In
In/Out
--
In/Out
Out
Out
In
In
In
In
In
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