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an altitude encoder/converter
Fuel/Airdata Computer (e.g. Shadin Model ADC-200)
When the GX50/60/65 is installed for VFR, a placard stating "GPS Limited to VFR Use
Only" or an FAA approved equivalent statement must be placed next to the primary indicator.
IFR GPS N
AVIGATION
When installed for IFR operation, the GX50/60/65 requires connections to several external
indicators. The minimum connections for IFR operation are as follows.
an A-33 or A-34 GPS antenna
power input
an external non-numeric indicator, such as a CDI or HSI
external lamp annunciators including "MSG" and "PTK"
For TSO-C129a A1 (non-precision approach) operation the following connections are also
required (GX65 not included):
external lamp annunciators including "APPRCH" and "ACTIVE"
an "OBS/HLD" external annunciator (with switch)
altitude input from an altitude encoder/converter or air data computer
The GX50/60/65 can also be connected to other external devices such as:
an autopilot
a moving map display connected to an RS-232 serial output
an SL40 VHF Comm radio connected to an RS-232 serial output (For GX50 units)
Fuel/Airdata Computer (e.g. Shadin Model ADC-200)
C
T
OMM
RANSCEIVER
For standalone installations, the comm requires connections to:
a standard comm antenna
a microphone (or microphones)
a speaker or headphone
power input
The microphone and speaker or headphones may be installed dedicated to the GX60/65
comm, or by connection to an audio panel.
The comm installation can also include optional connections:
external remote flip-flop button
D
U
ATABASE
PDATES
The GX50/60/65 utilizes a Flybrary database stored on a standard plug-in memory card for
easy updating and replacement. Simply plug in the new datacard to update your existing
database or change to a new database.
Contact the Garmin AT factory for information on databases available for the GX50/60/65.
Apollo GX50/60/65 Installation Manual
I
NSTALLATION
- GX60/65
Introduction
5
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