Garmin G3X Installation Manual page 186

Pin Pin Name
33 CONFIG MODULE CLOCK
34 SIGNAL GROUND
35 SIGNAL GROUND
36 SIGNAL GROUND
37 SIGNAL GROUND
38 SPARE
39 SPARE
40 SPARE
41 SPARE
42 CDU SYSTEM ID PROGRAM* 4
43 14V LIGHTING BUS HI
44 SIGNAL GROUND
45 CAN BUS LO
46 CAN BUS HI
47 RS-232 IN 1
48 RS-232 OUT 1
49 CONFIG MODULE GROUND
50 CONFIG MODULE DATA
*Indicates Active Low
A.1.2 Aircraft Power
AIRCRAFT POWER 1 and AIRCRAFT POWER 2 are "diode ORed" to provide aircraft power
redundancy. AIRCRAFT POWER 2 is for connecting to an alternate power source, such as on aircraft
with two electrical buses.
Pin Name
AIRCRAFT POWER 1
AIRCRAFT POWER 2
POWER GROUND
POWER GROUND
Page A-2
Revision E
Connector P3701, continued
Connector Pin
P3701 32
P3701 31
P3701 15
P3701 16
G3X Installation Manual – Pinouts
190-01115-01
I/O
I/O
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In
In
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I/O
I/O
In
Out
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I/O
I/O
In
In
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