Figure 5-18 - View Of J242 Connector On The Gea 24; Table 5-22 - P242/J242 Pin Functions - Garmin G3X Touch Maintenance Manual

PIN
4
5
6
7
8
9
5.12.6.2 Aircraft Harness Connectors P242
The aircraft harness connector P242 is a 25-pin D-sub plug connector and interfaces to the J242 connector
on the GEA. A pinout arrangement of J242 is shown in Figure 5-18 and connector pin functions are shown in
Table 5-22
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Maintenance Manual
G3X Touch EFIS Part 23 AML STC
PIN NAME
RS-232 RX 1
RS-232 TX 1
POWER GROUND
AIRCRAFT POWER 1
AIRCRAFT POWER 2
RS-232 GROUND
Figure 5-18 – View of J242 Connector on the GEA 24
Table 5-22 – P242/J242 Pin Functions
PIN NAME
RESERVED
CHT CYL 6 LO
EGT CYL 6 LO
CHT CYL 5 LO
EGT CYL 5 LO
CHT CYL 4 LO
EGT CYL 4 LO
CHT CYL 3 LO
EGT CYL 3 LO
CHT CYL 2 LO
EGT CYL 2 LO
CHT CYL 1 LO
EGT CYL 1 LO
CHT CYL 6 HI
EGT CYL 6 HI
CHT CYL 5 HI
EGT CYL 5 HI
CHT CYL 4 HI
EGT CYL 4 HI
CHT CYL 3 HI
EGT CYL 3 HI
CHT CYL 2 HI
EGT CYL 2 HI
CHT CYL 1 HI
EGT CYL 1 HI
Page 55
I/O
IN
OUT
--
--
--
--
I/O
--
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
190-02472-02
Revision 2