Unit Interfaces; Figure 2-2 Gtn 725/750 Rear Connectors - Garmin GTN 725 Maintenance Manual

2.1 Unit Interfaces

The GTN 725/750 interfaces with other avionics units through the rear connectors shown in figure 2-2.
Figure 2-3 shows a summary of GTN 725/750 external signal and power interfaces. Note that COM and
NAV boards are present only in the GTN 750.
J1001
MAIN
J1002
J1008
NAV
(GTN 750 only) J1004
NOTE
COM and NAV boards are not present in the GTN 725. COM and NAV board rear
connector positions on the GTN 725 are covered by blank-out plates.
190-01007-01
Rev. 5

Figure 2-2 GTN 725/750 Rear Connectors

(GTN 750 Shown)
J1005
J1006 GPS
J1007
J1003
GTN 725/750 Maintenance Manual
I/O
COM
(GTN 750 only)
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