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Garmin GSD 20 Installation Manual

Sounder module
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GSD 20
sounder module
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Summary of Contents for Garmin GSD 20

  • Page 1 GSD 20 sounder module installation guide...
  • Page 2 Information in this document is subject to change without notice. Garmin reserves the right to change or improve its products and to make changes in the content without obligation to notify any person or organization of such changes or improvements.
  • Page 3 Thank you for choosing the Garmin GSD 20. The GSD 20 is an intelligent, remote sounder module designed to include powerful Introduction features as found in other Garmin sounders, including Depth Control Gain (DCG ® ) and See-Thru ® technology. When used with compatible Garmin chartplotters, it adds full featured depth sounder functions.

  • Page 4: Unit Overview

    Introduction Unit Overview Mounting Holes Power/Data Connector LED Status Indicator Transducer Connector...

  • Page 5: Installing The Gsd

    If needed, additional mounting holes may be drilled in the side mounting fl anges of the module. 2. Attach the GSD 20 to the mounting location using the appropriate You may extend the wiring of the GSD 20 fasteners.
  • Page 6 4. IN ORDER TO UPDATE THE GSD 20 SOFTWARE, THE GPSMAP UNIT MUST BE CONNECTED TO PORT A OF THE GSD 20. 5. THE ORANGE WIRE MUST BE PULLED LOW (-) IN ORDER FOR THE GSD 20 TO POWER ON. IF THE GSD 20 IS BEING WIRED TO A CIRCUIT THAT IS ALREADY SWITCHED ON THE POSITIVE (+) WIRE, CONNECT THE ORANGE AND BLACK WIRES TO THE SAME GROUND AND DO NOT INSTALL A SWITCH.
  • Page 7 4. FOR RUNS OVER 30' (9.1 m), THE DRAIN WIRE MUST BE CONNECTED TO THE SHIELDING OF THE EXTENSION RUN. DO NOT TERMINATE THE END OF THE SHIELD DRAIN WIRE. 5. IN ORDER TO UPDATE THE GSD 20 SOFTWARE, THE 2006/2010 MUST BE CONNECTED TO PORT A OF THE GSD 20.
  • Page 8 4. FOR RUNS OVER 30' (9.1 m), THE DRAIN WIRE MUST BE CONNECTED TO THE SHIELDING OF THE EXTENSION RUN. DO NOT TERMINATE THE END OF THE SHIELD DRAIN WIRE. 5. IN ORDER TO UPDATE THE GSD 20 SOFTWARE, THE 2006/2010 MUST BE ALARM CONNECTED TO PORT A OF THE GSD 20.

  • Page 9: Blink Codes

    Code: Red blinking, on for 1 second, off for 1/2 second (slow blink) Status: GSD 20 is powered on but is waiting to connect to a display device. In this state, the GSD 20 does not transmit any sonar signals and is not sending out any sonar information to display units.

  • Page 10: Specifications

    * Depth capacity is dependent on water salinity, bottom type and other water conditions. Data Output Source: Proprietary Garmin data format. Warning: This product, its packaging, and its components contain chemicals known to the State of California to cause cancer, birth defects, or reproductive harm.

  • Page 11: Limited Warranty

    UCT. Some states do not allow the exclusion of incidental or consequential damages, so the above limitations may not apply to you. Garmin retains the exclusive right to repair or replace the unit or software or offer a full refund of the purchase price at its sole discre- tion.
  • Page 12 For the latest free software updates (excluding map data) throughout the life of your Garmin products, visit the Garmin web site at www.garmin.com. Copyright 2002-2003 Garmin Ltd. or its subsidiaries Garmin International 1200 East 151st Street, Olathe, Kansas 66062, U.S.A.

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