Garmin Flight Deck 100 Marine Instruments User Manual


 
190-00728-04 Rev. A
Embraer Prodigy
®
Flight Deck 100 Pilot’s Guide
136
AUDIO PANEL AND CNS
AUTOMATIC SQUELCH
Automatic Squelch quiets unwanted static noise when no audio signal is received, while still providing good
sensitivity to weak COM signals. To disable Automatic Squelch, press the
VOL/SQ
Knob. When Automatic
Squelch is disabled, COM audio reception is always on. Continuous static noise is heard over the headsets and
speaker, if selected. Pressing the
VOL/SQ
Knob again enables Automatic Squelch.
WhenAutomaticSquelchisdisabled,awhiteSQappearsnexttotheCOMfrequency.
Figure 4-15 Overriding Automatic Squelch
Squelch
Indication
Press the COM
VOL/
SQ
Knob to turn off
Automatic Squelch.
Press again to restore
Automatic Squelch.
VOLUME
COM radio volume level can be adjusted from 0 to 100% using the
VOL/SQ
Knob. Turning the knob
clockwise increases volume, turning the knob counterclockwise decreases volume. When adjusting volume,
thelevelisdisplayedinplaceofthestandbyfrequencies.Volumelevelindicationremainsfortwosecondsafter
the change.
Figure 4-16 COM Volume Level
COM Volume
Level Remains for
Two Seconds