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  3. Stereo System
  4. GMA 340
  5. Supplemental Operation Manual

Garmin GMA 340 Supplemental Operation Manual

Summary of GMA 340

  • Page 1

    P/n 11934-s01 1 of 10 cirrus design section 9 sr20 supplements pilot’s operating handbook and faa approved airplane flight manual supplement for garmin gma 340 audio system includes optional xm radio system when the garmin gma 340 audio panel and the optional xm radio system are installed in the cir...

  • Page 2: Figure - 1

    2 of 10 p/n 11934-s01 section 9 cirrus design supplements sr20 figure - 1 section 1 - general this supplement provides detailed operating instructions for the garmin gma 340 audio selector panel/intercom system with internal marker beacon. This supplement covers the basic operating areas of the audi...

  • Page 3: Section 2 - Limitations

    P/n 11934-s01 3 of 10 cirrus design section 9 sr20 supplements section 2 - limitations use of auxillary audio in entertainment input and the optionally installed xm radio system is prohibited during takeoff and landing. Section 3 - emergency procedures in the event of an audio panel power failure, t...

  • Page 4: Test

    4 of 10 p/n 11934-s01 section 9 cirrus design supplements sr20 a fail-safe circuit connects the pilot’s headset directly to the com1 transceiver in the event of a power failure to the audio control panel or the panel is switched ‘off.’ test pressing the test button illuminates all panel leds and the...

  • Page 5: Com Swap Mode

    P/n 11934-s01 5 of 10 cirrus design section 9 sr20 supplements the copilot mic/audio source. The pilot has receive and transmit capabilities on com1 and the copilot has receive and transmit capabilities on com2. While split com is active, simultaneous transmission from com1 and com2 is not possible....

  • Page 6: Intercom

    6 of 10 p/n 11934-s01 section 9 cirrus design supplements sr20 the audio control panel has provisions for up to two separate personal entertainment input (music) devices. These devices are plugged into the audio input jacks in the center console jack panels. Music1 is connected at the audio input ja...

  • Page 7: Control

    P/n 11934-s01 7 of 10 cirrus design section 9 sr20 supplements • right outer knob – copilot and passenger mic vox level. Cw rotation increases the amount of mic audio (vox level) required to break squelch. Full ccw is the ‘hot mic’ position. Each microphone input has a dedicated vox circuit to assur...

  • Page 8: Marker Beacon

    8 of 10 p/n 11934-s01 section 9 cirrus design supplements sr20 button. All mode is active when neither pilot or crew have been selected. The following table shows, in abbreviated form, what each occupant hears in each of the selectable intercom modes: marker beacon the marker beacon receiver provide...

  • Page 9: Marker Beacon Sensitivity

    P/n 11934-s01 9 of 10 cirrus design section 9 sr20 supplements marker beacon audio is selected by pressing the mkr push-button. If no marker beacon signal is being received, pressing the mkr push- button a second time deselects marker beacon audio. However, if marker beacon is being received, pressi...

  • Page 10

    10 of 10 p/n 11934-s01 section 9 cirrus design supplements sr20 xm radio system (optional installation) • note • for a detailed operating instructions, refer to the xm radio wireless controller user instructions, document no. Xmc050-4, original release or later. Mfd software partnumber 530-00162-000...