D Iagram - Garmin Apollo CNX80 Installation Manual

GPS Ant
3
Nav Ant
Com #2 Ant
GPS #2 Ant
Figure D- 1 - Main Power and Antenna Interconnect Diagram
Apollo CNX80 Installation Manual 560-0982-00 Rev D
Com Ant
CNX80
P3
COM
P2
5
GPS
POWER + OUT (NAV)
POWER + (PRIMARY)
POWER + (PRIMARY)
POWER GND (PRIMARY)
POWER GND (PRIMARY)
POWER GND OUT (NAV)
P6
NAV
DUAL CNX80 ANTENNA CONNECTIONS
Com #1 Ant
GPS #1 Ant
P3
P2
5
3
Nav Ant
P6
6
1
S Splitter
2
P6
P3
P2
5
P4
POWER + 1 20AWG
POWER GROUND 9 20AWG
P7
POWER + 1 20AWG
P1
35
1 20AWG
16 20AWG
4
2 20AWG
20 20AWG
37
P7
POWER GROUND 2 20AWG
CNX80 #1
COM
GPS
NAV
CNX80 #2
NAV
COM
GPS
Appendix D - Interconnect Diagrams
5 AMP
AVIONICS BUS
(14/28 VDC)
COMM
ACFT GROUND
5 AMP
2
AVIONICS BUS
(14/28 VDC)
NAV / GPS
ACFT GROUND
NOTES:
1. ALL WIRES 20 AWG FOR THE POWER AND GROUND
CONNECTIONS.
2. A MANUALLY RESETTABLE CIRCUIT BREAKER MUST BE USED FOR
THE CNX80 PRIMARY POWER INPUT.
3. THE NAV ANTENNA MUST BE A COMBINED VOR/LOCALIZER/
GLIDESLOPE ANTENNA. USE OF A SPLITTER/COMBINER IF
SEPARATE VOR AND GLIDESLOPE ANTENNAS ARE USED ON THE
AIRCRAFT IS NOT RECOMMENDED.
4. CAUTION: TWO SETS OF PRIMARY POWER AND GROUND PINS
ARE PROVIDED ON P1. BOTH SETS MUST BE CONNECTED TO THE
AIRCRAFT POWER SOURCE TO AVOID DAMAGE TO THE UNIT.
5. THE GPS ANTENNA COAXIAL CABLE LOSS (INCLUDING
CONNECTORS) MUST BE LESS THAN 7dB. FOR INSTALLATIONS
WITH SATCOM THE CABLE LOSS MUST BE GREATER THAN 3dB
AND LESS THAN 7dB.
6. GARMIN AT SPLITTER P/N 115-0007 (OR EQUIVALENT) MUST BE
USED.
Garmin AT, Inc
2345 Turner Road S.E., Salem, OR 97302
Phone: 503.581-8101 http://www.garminat.com
CNX80 INSTALLATION DRAWING
POWER AND ANTENNAS
Rev Date Description
- 04/09/03 Initial Release
A 08/25/03 Updated company name to
Garmin AT in note 6.
D-3