Figure 1-1. Tnc Connector Installation - Garmin GDU 37X Installation Manual

1.6.2.1 Cable Connector Installation
Coaxial cables are required for antenna connections for GPS and XM connections.
1. Route the coaxial cable to the unit location. Secure the cable in accordance with good aviation
practices.
2. Trim the coaxial cable to the desired length and install the BNC or TNC (per Figure 1-1)
connector. If provided, follow the connector manufacturer's instructions for cable preparation.
1.6.3 Backshell Assemblies
Connector kits include backshell assemblies. Garmin's backshell connectors give the installer the ability
to quickly and easily terminate shield grounds at the backshell housing. The instructions needed to
assemble the backshell connector w/Shield Block grounding system are located in
190-01054-01
Rev. D

Figure 1-1. TNC Connector Installation

Appendix B.
GDU 37X Installation Manual
Page 1-6