Gma 35 Failure Annunciations; Gma 35 System Messages; Figure 5-2. Gma 35 Failure Annunciation; Table 5-14. Remote Audio Panel Alert Troubleshooting Guide - Garmin GTN 6 series Maintenance Manual

5.5 GMA 35 Failure Annunciations

Figure 5-2 depicts a typical failure indication of the GMA 35 audio panel.

5.6 GMA 35 System Messages

Table 5-14. Remote Audio Panel Alert Troubleshooting Guide

Alert Text
AUDIO PANEL - Audio panel
needs service.
AUDIO PANEL - Audio panel is
inoperative or connection to
GTN is lost.
System Maintenance Manual GTN 6XX/7XX Part 23 AML STC
Page 5-20

Figure 5-2. GMA 35 Failure Annunciation

Possible Cause
Audio panel should be
serviced.
Audio panel is not powered up.
Audio panel has failed.
Wiring connections are
incorrect.
Corrective Action
Return audio panel to Garmin
for service.
Ensure the audio panel is
receiving power and connected
to ground.
Verify the wiring from the audio
panel to the GTN.
190-01007-A1
Rev. 6