User's Manual

i190-11110-00 Rev. A
Garmin GDL 39 Portable ADS-B and GPS Receiver User’s Guide
WARNING: When installing the GDL 39 in an aircraft, place the unit
securely so that it does not interfere with aircraft operating controls or
obstruct the pilot’s view.
WARNING: For safety reasons, GDL 39 operational procedures must be
learned on the ground.
WARNING: When Navigating in an aircraft, use the GDL 39 only as an
aid for VFR navigation.
WARNING: Use the GDL 39 only as a navigational aid. Do not attempt
to use the GDL 39 for any purpose requiring precise measurement of
direction, distance, location, or topography. This product should not be
used to determine ground proximity for aircraft navigation.
WARNING: This unit provides the ability to receive weather information
through external sources. Use weather data only as an aid to situational
awareness. Such weather information is merely supplemental and advisory
in nature and is not intended to be relied upon as safety-critical information
in connection with any aviation, vehicle, or marine usage. The user should
always exercise caution and common sense when confronted with severe
weather conditions.
WARNING: Weather data should not be used for hazardous weather
penetration. Weather information is approved only for weather avoidance,
not penetration.
WARNING: Traffic information is provided as an aid in visually acquiring
traffic. Pilots must maneuver the aircraft based only upon ATC guidance
or positive visual acquisition of conflicting traffic.
WARNING: The pressure altitude information provided by the GDL 39
in a pressurized airplane will not be accurate. Use the connected display
device to disable pressure information from the GDL 39.
CAUTION: The Garmin GDL 39 does not contain any user-serviceable
parts. Repairs should only be made by an authorized Garmin service center.
Unauthorized repairs or modifications could void both the warranty and
the pilot’s authority to operate this device under FAA/FCC regulations.