Garmin GMA 245 Pilot's Manual
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Garmin GMA 245 Pilot's Manual

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GMA 245
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Summary of Contents for Garmin GMA 245

  • Page 1 GMA 245 pilot’s guide...
  • Page 3 Copyright © 2016-2019 Garmin Ltd. or its subsidiaries. All rights reserved. This manual reflects the operation of GMA 245 units with mod level 0 or later. Some differences in operation may be observed when comparing the information in this manual to earlier or later Mod status levels.
  • Page 4 If wired incorrectly, fail-safe operation will not work. AVIATION LIMITED WARRANTY For warranty information, visit http://www.garmin.com/en-US/legal/aviation- limited-warranty. Contains FCC ID: QOQWT32I NOTE This device complies with Part 15 of the FCC Rules. Operation is subject to the...
  • Page 5 AND CONDITIONS OF THE FOLLOWING SOFTWARE LICENSE AGREEMENT. PLEASE READ THIS AGREEMENT CAREFULLY. Garmin Ltd. and its subsidiaries (“Garmin”) grants you a limited license to use the software embedded in the Garmin Product (the “Software”) in binary executable form in the normal operation of the Garmin Product.
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  • Page 7: Table Of Contents

    Music Effects .....................20 Bluetooth ..................... 22 ® Pairing a Bluetooth Device ................23 Pairing to a Garmin VIRB X or VIRB XE Action Camera ........24 Pairing To A Third-Party Camera.................24 Disabling Bluetooth ...................25 Bluetooth Media Controls .................25 Bluetooth Telephone Volume Controls ...............25 Entertainment Muting ..................
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  • Page 9: Features And Operation

    The GMA 245 Audio Panel provides the traditional audio selector functions of microphone, receiver audio selection, intercom system (ICS), and speaker output. The GMA 245 also contains a COM clearance recorder, USB power jack, and Bluetooth audio. In addition, configuration settings are accessed ®...

  • Page 10: Power-Up

    GMA 245 Audio Panel POWER-UP The GMA 245 performs a self-test during power-up. During the self-test all Audio Panel annunciator lights illuminate for approximately one second. Once the self-test is completed, the state of the unit is restored to the state before the unit was last turned off.
  • Page 11 Minimum/ Turn Right Outer Copilot and Copilot/ maximum volume Knob right/left to Passenger Music Passenger is reached at full increase/decrease Volume increases/ Music Volume counter-clockwise/ volume decreases clockwise position Left/Right Knob Functions 190-01879-10 Rev. F Garmin GMA 245 Pilot’s Guide...

  • Page 12: Transceivers

    COM2 MIC) in-key Annunciator flashes approximately once per second. During Split-COM transmission, the COM1 MIC annunciator flashes when the pilot’ s microphone PTT is pressed. The COM2 MIC annunciator flashes when the copilot’ s microphone PTT is pressed. Garmin GMA 245 Pilot’s Guide 190-01879-10 Rev. F...
  • Page 13 COM2 MIC copilot transmits on COM2 independently. keys. * The pilot has priority when transmitting in the case that both crew members attempt to transmit on the same COM. Transceiver Key Functions 190-01879-10 Rev. F Garmin GMA 245 Pilot’s Guide...

  • Page 14: Enabling/Disabling Monitored Com Muting

    Selected Selecting a NAV Radio Receiver INTERCOM SYSTEM (ICS) The GMA 245 intercom system (ICS) includes two MUSIC inputs, Bluetooth source, and one wired telephone input for the pilot, copilot and passengers. The intercom provides Pilot and Crew audio isolation.

  • Page 15: Pilot Ics Isolation

    Right Outer Knob to adjust the Copilot/Passenger music volume. RADIO MUTE ICS Press and hold the RADIO MUTE  Key to enable or disable muting of intercom audio when radio (i.e., COM, NAV, or AUX) audio is active. 190-01879-10 Rev. F Garmin GMA 245 Pilot’s Guide...

  • Page 16: Speaker

    COM1 at 11 o’clock and COM2 at the 1 o’clock position. All other intercom positions are processed to sound like their relative seat location. By default, the GMA 245 assumes the pilot sits in the left seat. Refer to the GMA 245 Installation Manual to make changes to the default configuration.
  • Page 17 This wiring fault can ears. “3D instead of left or left/ cause fail-safe audio not to audio left” not right swapped) function. heard 190-01879-10 Rev. F Garmin GMA 245 Pilot’s Guide...
  • Page 18 This wiring fault can ear only, no instead of left, or left/ cause fail-safe audio not to audio heard in right swapped) function. left ear 3D Audio Troubleshooting Garmin GMA 245 Pilot’s Guide 190-01879-10 Rev. F...

  • Page 19: Clearance Recorder And Player

    GMA 245 Audio Panel CLEARANCE RECORDER AND PLAYER The GMA 245 contains a digital clearance recorder that records up to 60 seconds of the selected COM radio signal. Recorded COM audio is stored in separate memory blocks. Once 60 seconds of recording time have been reached, the recorder begins recording over the stored memory blocks, starting from the oldest block.

  • Page 20: Entertainment Inputs

    GMA 245 Audio Panel ENTERTAINMENT INPUTS The GMA 245 provides four telephone/entertainment inputs: • Press the TEL Key to enable Bluetooth telephone or rear connector wired telephone connection to ICS. When a Bluetooth telephone connection is active the rear telephone connection is disabled. Distribution is controlled by ICS isolation state.
  • Page 21 Source/Phone selected. * If TEL is selected (green), pre-recorded ringer audio is played. ** If TEL is selected (green), no action is required. TEL automatically turns blue and connects. TEL Key Functions 190-01879-10 Rev. F Garmin GMA 245 Pilot’s Guide...

  • Page 22: Bluetooth

     MUSIC and SEL Key Functions BLUETOOTH ® The GMA 245 supports the following Bluetooth profiles and functions: • A2DP Bluetooth profile for entertainment audio input. • HFP Bluetooth profile for connection to a telephone (alternate interface for wired TEL function).

  • Page 23: Pairing A Bluetooth Device

    GMA 245. Press and hold the TEL (PAIR) Key for one second to enter pairing mode. The Bluetooth annunciator flashes to indicate the GMA 245 is in pairing mode and “Pairing Enabled” audio is played. Once the Bluetooth annunciator flashes, the GMA is discoverable for two minutes, or until a device is paired or connected.

  • Page 24: Pairing To A Garmin Virb X Or Virb Xe Action Camera

    245 and the third party camera will connect to each other via the Hands Free Profile. During this initial connection, Bluetooth Recording Mode will need to be enabled on the GMA 245 for the third party camera. To enable Bluetooth Recording Mode momentarily press the TEL (PAIR) and PILOT keys simultaneously.

  • Page 25: Disabling Bluetooth

    GMA 245 Audio Panel DISABLING BLUETOOTH To aid in troubleshooting, the GMA 245 Bluetooth can be disabled. To disable, press and hold the TEL (PAIR) Key for five seconds. “Bluetooth Disabled” audio is played. To re-enable without powercycling, press and hold the TEL (PAIR) Key for five seconds. “Bluetooth Enabled”...

  • Page 26: Entertainment Muting

    When the GMA is turned off, the USB power port is also off. The USB power jack supports a maximum of 2.1 Amps charge current to devices. USB Jack Dust Cover Garmin GMA 245 Pilot’s Guide 190-01879-10 Rev. F...

  • Page 27: Fail-Safe Operation

    USB cable for temporary storage to prevent losing the cover. FAIL-SAFE OPERATION If there is a failure of the GMA 245 or when power is not applied, a fail-safe circuit connects the pilot’ s headset and microphone directly to the COM1 transceiver.
  • Page 28 GMA 245 Audio Panel Bluetooth Call Press and hold Volume Decrease Bluetooth Press and hold Pairing Mode for 1 second Bluetooth Press keys Recording Mode simultaneously Alternate Key Function Quick Reference Garmin GMA 245 Pilot’s Guide 190-01879-10 Rev. F...
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  • Page 30 Salem, OR 97302, U.S.A. Garmin (Europe) Ltd Liberty House, Bulls Copse Road Hounsdown Business Park Southampton, SO40 9RB, U.K. Garmin Corporation No. 68, Jangshu 2nd Road Shijr, Taipei County, Taiwan www.garmin.com 190-01879-10 Rev. F © 2016-2019 Garmin Ltd. or its subsidiaries...

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