Garmin GMA 347, Руководство по установке

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GMA 347 Installation Manual Page 3-11
190-00325-01 Revision A
3.6 Circuit Breaker Placard
Install a Circuit Breaker Placard labeled Audio Panel, Audio Panel 1 or Audio Panel 2 as appropriate as
indicated in FAA Advisory Circular AC 43.13
-
2A, Paragraph 27c(4).
3.7 GMA 347 Unit Installation
CAUTION
Do not use excessive force when inserting the GMA 347 into the rack.
This may damage the connectors, unit, and/or unit rack. If heavy
resistance is felt during installation, stop! Remove the GMA 347 and
identify the source of resistance.
For final installation and assembly, refer to the outline and installation drawings shown in Appendix B of
this manual.
1. Assemble the backshell as described in Section 3.5.
2. Connect both backshells to the rear plate using the screws provided in the connector kit.
3. Mount the unit rack to a suitable mounting location on the panel using the provided nutplates.
4. Assemble the rear plate into the GMA 347 unit rack.
5. Insert the GMA 347 into the rack, noting proper orientation as shown on the installation
drawing in Appendix B.
6. Lock the GMA 347 in place using a 3/32 hex wrench.
3.8 Post Installation Configuration and Checkout
Refer to Section 5 for GMA 347 System Configuration.
CAUTION
Check wiring connections for errors before inserting the GMA 347 into
the tray. Incorrect wiring could cause internal component damage.
Except for marker beacon operation, an in-aircraft checkout may be performed in the aircraft on the ramp
with a known good microphone, headset, speaker and avionics receivers.
For testing the marker beacon, use a ramp tester that transmits a 75 MHz marker beacon test signal.
For installation checkout procedures refer to the GMA 347 Pilot’s Guide (190-00325-00) for GMA 347
operation. Verify that every function of the GMA 347 operates correctly.