Garmin GDL 88, Installation Manual

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GDL 88 TSO Installation Manual Page 5-3
190-01122-00 Rev. A
5.2 Power and Antennas
This section covers the power input requirements and antenna connections. See Appendix D for
interconnect information.
5.2.1 Power
Pin Name Connector Pin I/O
AIRCRAFT POWER P881 19 In
AIRCRAFT POWER P881 20 In
AIRCRAFT GND P881 77 --
AIRCRAFT GND P881 78 --
5.2.2 Antennas
Pin Name Connector I/O
UAT ANTENNA
– BOTTOM BNC
P882 I/O
UAT ANTENNA
– TOP
P883 I/O
GPS/SBAS ANTENNA TNC P884 In
UAT antenna(s) use BNC coaxial connectors on the connector backplate. The GPS/SBAS antenna uses a
TNC coaxial connector on the connector backplate.