3A-10 P/N 13999-002 Info Manual
Section 3A Cirrus Design
Abnormal Procedures SR20
Communications Failure
Communications failure can occur for a variety of reasons. If, after
following the checklist procedure, communication is not restored,
proceed with FAR/AIM lost communications procedures.
• Note •
In the event of an audio panel power failure the audio panel
connects COM 1 to the pilot’s headset and speakers. Setting
the audio panel ‘Off’ will also connect COM 1 to the pilot’s
headsets and speakers.
1. Switches, Controls ............................................................. CHECK
2. Frequency ....................................................................... CHANGE
3. Circuit Breakers.................................................................. CHECK
4. Headset........................................................................... CHANGE
5. Hand Held Microphone ................................................. CONNECT
September 2011
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