Garmin G3X Installation Manual page 295

23.1.3 Terminal Block (TB273) Connector
Figure 23-3 TB273 on GAD 27, as viewed looking at connector on unit
Pin Pin Name
1 KEEP ALIVE POWER IN
2 KEEP ALIVE POWER VOUT
3 LIGHT 1 POWER
4 LIGHT 2 POWER
5 FLAP POWER IN
6 FLAP POWER GROUND
7 FLAP POWER OUT 1
8 FLAP POWER OUT 2
9 LIGHT 1 OUTPUT
10 LIGHT 2 OUTPUT
NOTE
Keep Alive Power In (Pin 1, TB273) can be used as a second power input for the GAD 27.
190-01115-01
Rev. AA
FUNCTION
INPUT POWER FOR "KEEP ALIVE" BUS
(+5VDC INPUT MIN.)
OUTPUT POWER FOR "KEEP ALIVE" BUS
(GREATER OF +12VDC OR INPUT POWER,
3.5 A OUTPUT MAX.)
INPUT FOR LIGHT 1 (FUSE TO LESSER OF
10 A OR ACTUAL LIGHT RATING)
INPUT FOR LIGHT 2 (FUSE TO LESSER OF
10 A OR ACTUAL LIGHT RATING)
INPUT FOR FLAP MOTOR (FUSE TO LESSER
OF 10 A OR ACTUAL FLAP MOTOR RATING)
GROUND RETURN FOR FLAP MOTOR
CURRENT, MUST HAVE DEDICATED
GROUND WIRE
10 A POWER OUTPUTS TO DRIVE MOTOR
UP OR DOWN
10 A ACTIVE HIGH POWER OUTPUT FOR
LIGHT 1
10 A ACTIVE HIGH POWER OUTPUT FOR
LIGHT 2
G3X/G3X Touch Installation Manual - LRU Pinouts
I/O
In
Out
In
In
In
--
Out
Out
Out
Out
Page 23-4