Figure 5-14 - View Of J111 Connector On The Gmu 11; Table 5-16 - P252/J252 Pin Functions; Table 5-17 - P111/J111 Pin Functions - Garmin G3X Touch Maintenance Manual

PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
5.12.3 GMU 11 Aircraft Harness/LRU Connector
This section describes the GMU 11 aircraft harness and interface connector. The GMU LRU connector
designation is J111 and he aircraft harness connector is designated as P111.
The aircraft harness connector P111 is a 9-socket D-sub plug connector and interfaces to the J111
connector on the GMU. A pinout arrangement of J111 is shown in Figure 5-14 and connector pin functions
are shown in Table 5-17.
Pin
1
2
3
4
5
6
7
8
9
Maintenance Manual
G3X Touch EFIS Part 23 AML STC
Table 5-16 – P252/J252 Pin Functions
PIN NAME
TEMP PROBE POWER OUT
TEMP PROBE IN HI
TEMP PROBE IN LO
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RS-232 TX 3
RS-232 RX 3
RS-232 GROUND 3
RESERVED
RESERVED
RS-232 GROUND 2
RS-232 TX 2
Figure 5-14 – View of J111 Connector on the GMU 11
Table 5-17 – P111/J111 Pin Functions
Pin Name
CAN-H
CAN-L
RESERVED
RESERVED
RESERVED
RESERVED
AIRCRAFT POWER 1
RESERVED
POWER GROUND
Page 51
I/O
OUT
IN
IN
--
--
--
--
--
OUT
IN
--
--
--
--
OUT
I/O
I/O
I/O
--
--
--
--
IN
--
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190-02472-02
Revision 2