Figure 8. Personality Module Assembly - FreeFlight ADS-B FDL-978 Series Installation Manual

The following table shows the PM wire color connections to the DB-44 connector:
PIN SIGNAL
J1-14 Vpm
J1-30 GND
J1-43 CLK_PM
J1-44 DATA_PM
The PM should be assembled into the backshell of the DB-44 male connector in the aircraft
wiring harness as follows:
1. Strip 1/8 in of the insulation from each of the four wires of the PM.
2. Crimp pin contacts onto each of the four wire of the PM.
3. Insert crimped pins into the DB-44 connector housing according to the table above.
4. Adhere one side of the double-sided tape pad to the PM as shown in Figure 6 and the
other side should be adhered to one side of the connector backshell as the connector
and backshell are assembled together.
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Personality Module Interface
ELECTRICAL I/O DESCRIPTION
3.0 -3.6 VDC O Personality Module Power
Ground Gnd Personality Module Power Return
2
I C I Personality Module Clock
2
I C I/O Personality Module Data

Figure 8. Personality Module Assembly

ADS-B FDL-978 Series and
Lite Series Installation Manual
Document No. 87343 Rev F
PM WIRE COLOR
Red
Black
Blue
White
2-15