Becker Avionics GmbH AR6203 Manual De Usuario
Operating Instructions
Menus
26
VHF Transceiver Family 620X
0638.420-071 Issue 03 July 2015
2.11.
VOX & Speaker Operation
Depending on wiring and installation setup, the speaker may either always
been enabled, or the speaker can be enabled/disabled by switching
configurations using external switch /MIKE_SW.
When speaker enabled and not muted, the display will show the
When speaker enabled and not muted, the display will show the
loudspeaker sign.
118.005
127.000
IC
SQL
SQL
With active enabled speaker in audio configuration, VOX is always forced
to "OFF" and intercom via VOX is not possible (to avoid oscillation of VOX
due to acoustical feedback).
In transmission mode the speaker output is muted (switched "OFF") even if
speaker is enabled in current audio configuration in one of the following
cases:
•
Intercom is activated by external intercom switch (I/C input).
•
Power is below 10 V.
2.12.
Menus
During normal operation in one of the frequency selection modes, the
following menus are available:
•
The Intercom menu allows adjustment of intercom volume and
VOX threshold.
•
The Pilots menu allows adjustment of panel brightness and
squelch threshold.
2.12.1.
Intercom Menu
A long press (2 s) on "IC/SQL" key activates the intercom menu. In this
menu a short press on "IC/SQL" key provides toggling between the pages.
The intercom menu consists of two pages:
The intercom menu consists of two pages:
•
IC VOLUME,
•
IC VOX.
A long press on "MDE" key terminates intercom menu, otherwise the menu
automatically terminates after 5 seconds timeout.