INTRODUCTION
INTRODUCTION
Thank you for choosing the Garmin GSD 20. The GSD 20 is an intelligent, remote sounder module designed to include powerful features as found in other Garmin sounders, including Depth Control Gain (DCG®) and
Included Equipment:
•GSD 20 Sounder Module
•30’ (9.1 m) Power/Data Cable
•Installation Guide for the GSD 20
Optional Transducers
The transducer acts as the eyes and ears of your new sonar. The transducer transmits sound waves toward the bottom in a cone shape. The larger the cone angle, the larger the coverage area at a given depth.
Proper transducer selection and installation are critical to the operation of your unit. Since mounting locations vary, see your local dealer or contact Garmin Product Support for further information. A full list of transducers can be found at www.garmin.com.
Power/Data | Mounting Holes |
Connector |
|
LED Status Indicator
Transducer
Connector
GSD 20 Sonar Module | 1 |