HOAC AUSTRIA
DV 20 Flight Manual
Emergency Procedures
3.3.12 Avionics System Failure
Radio system operative, no reception:
1.
2.
Microphone Key
Speaker
check for sticking
check, deactivate SQUELCH for
a few moments, use headsets if
available
Radio system operative, transmitting not possible:
1.
2.
Selected Frequency
Microphone
Problem cannot be resolved:
check if correct
check, if available use different
one (headset)
switch transponder (if available) to "COMM FAILURE" code if required
by the situation and permitted by applicable national regulations.
Revision No.
Reference
Date
October
20, 1993
Page
3
-
17