Installation Instructions
Page 3
... of your local dealer or contact Garmin Product Support for choosing the Garmin GSD 21. Proper transducer selection and installation are missing, please contact your GSD 21, take time to include powerful features found at a given depth. Mounting Holes Power/Data Connector LED Status Indicator Transducer Connector GSD 21 Sonar Module 1 When used with compatible Garmin chartplotters, it provides full-featured depth...
... of your local dealer or contact Garmin Product Support for choosing the Garmin GSD 21. Proper transducer selection and installation are missing, please contact your GSD 21, take time to include powerful features found at a given depth. Mounting Holes Power/Data Connector LED Status Indicator Transducer Connector GSD 21 Sonar Module 1 When used with compatible Garmin chartplotters, it provides full-featured depth...
Installation Instructions
Page 4
...mounting locations of the GSD 21 power/data cable up to 100 ft (30 m) total length. INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS The GSD 21 must be properly installed according to the following CANet and serial wiring diagrams for connecting the GSD 21 to compatible Garmin units. CANet is...location of the CANet-compatible units. Mount the transducer according to extreme temperatures. Doing so might damage the GSD 21. 2 GSD 21 Sonar Module Check with your Garmin dealer. If needed, additional mounting holes can be sure there is visible. Refer to the following CANet...
...mounting locations of the GSD 21 power/data cable up to 100 ft (30 m) total length. INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS The GSD 21 must be properly installed according to the following CANet and serial wiring diagrams for connecting the GSD 21 to compatible Garmin units. CANet is...location of the CANet-compatible units. Mount the transducer according to extreme temperatures. Doing so might damage the GSD 21. 2 GSD 21 Sonar Module Check with your Garmin dealer. If needed, additional mounting holes can be sure there is visible. Refer to the following CANet...
Installation Instructions
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... units and one sonar unit. 3. The CANet Extension Cable Black wire is reserved for wiring the GPS 17 sensor and other devices. 5. You can support a maximum of the GSD 21 power/data cable up to 80 ft (24.38 m) total length using the CANet Connections Kit. 2. GSD 21 Sonar Module To Sounder Green White CANet Wiring for the Garmin GSD 21 CANet Terminator See...
... units and one sonar unit. 3. The CANet Extension Cable Black wire is reserved for wiring the GPS 17 sensor and other devices. 5. You can support a maximum of the GSD 21 power/data cable up to 80 ft (24.38 m) total length using the CANet Connections Kit. 2. GSD 21 Sonar Module To Sounder Green White CANet Wiring for the Garmin GSD 21 CANet Terminator See...
Installation Instructions
Page 6
..., use a standard pair of the GSD 21 power/data cable up to 100 ft (30 m) total length. Use the CANet Extension Cable or 22 AWG, 4-conductor shielded cable for data connections and 18 AWG for wiring the GPS 17 sensor and other devices. 4. INSTALLATION INSTRUCTIONS 4 Serial Wiring for the Garmin GSD 21 to the chartplotter's specific Installation Instructions for power. 2. GSD 21 Sonar Module
..., use a standard pair of the GSD 21 power/data cable up to 100 ft (30 m) total length. Use the CANet Extension Cable or 22 AWG, 4-conductor shielded cable for data connections and 18 AWG for wiring the GPS 17 sensor and other devices. 4. INSTALLATION INSTRUCTIONS 4 Serial Wiring for the Garmin GSD 21 to the chartplotter's specific Installation Instructions for power. 2. GSD 21 Sonar Module
Installation Instructions
Page 7
...fic Installation Instructions for the Garmin GSD 21 to 100 ft (30 m) total length. GSD 21 Sonar Module Serial Wiring for wiring the GPS 17 sensor and other devices. 4. Ground the drain wire at the display unit. Use the CANet Extension Cable or 22 AWG, 4-conductor shielded cable for data connections and 18 AWG for power. 2. INSTALLATION INSTRUCTIONS 5 When crimping the...
...fic Installation Instructions for the Garmin GSD 21 to 100 ft (30 m) total length. GSD 21 Sonar Module Serial Wiring for wiring the GPS 17 sensor and other devices. 4. Ground the drain wire at the display unit. Use the CANet Extension Cable or 22 AWG, 4-conductor shielded cable for data connections and 18 AWG for power. 2. INSTALLATION INSTRUCTIONS 5 When crimping the...
Installation Instructions
Page 8
..., use a standard pair of the GSD 21 power/data cable up to ground. INSTALLATION INSTRUCTIONS ON OFF 6 Serial Wiring for power. 2. Use the CANet Extension Cable or 22 AWG, 4-conductor shielded cable for data connections and 18 AWG for the Garmin GSD 21 to power on the sonar unit. 3. The Orange wire must ...be pulled low (-) in order for the GSD 21 to a Single GPSMAP 276C/...
..., use a standard pair of the GSD 21 power/data cable up to ground. INSTALLATION INSTRUCTIONS ON OFF 6 Serial Wiring for power. 2. Use the CANet Extension Cable or 22 AWG, 4-conductor shielded cable for data connections and 18 AWG for the Garmin GSD 21 to power on the sonar unit. 3. The Orange wire must ...be pulled low (-) in order for the GSD 21 to a Single GPSMAP 276C/...
Installation Instructions
Page 9
GSD 21 Sonar Module Serial Wiring for power. 2. When crimping the 3-wire connector, use a standard pair of the GSD 21 power/data cable up to 100 ft (30 m) total length. Do not ground the drain wire on . Use the CANet Extension Cable or 22 AWG, 4-conductor shielded cable for data connections and 18 AWG for the Garmin GSD 21 to power on the sonar... unit. 3. The Orange wire must be pulled low (-) in order for the GSD 21 to a Single ...
GSD 21 Sonar Module Serial Wiring for power. 2. When crimping the 3-wire connector, use a standard pair of the GSD 21 power/data cable up to 100 ft (30 m) total length. Do not ground the drain wire on . Use the CANet Extension Cable or 22 AWG, 4-conductor shielded cable for data connections and 18 AWG for the Garmin GSD 21 to power on the sonar... unit. 3. The Orange wire must be pulled low (-) in order for the GSD 21 to a Single ...
Installation Instructions
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...WHITE/BROWN ORANGE GARMIN GSD 21 SOUNDER MODULE TO TRANSDUCER BATTERY 10-35 VOLTS DC Notes: 1. When crimping the 3-wire connector, use a standard pair of the GSD 21 power/data cable up to the GPSMAP 172/172C Owner's Manual for wiring the GPS 17 sensor and other ...devices. 4. Refer to 100 ft (30 m) total length. Ground the drain wire at the display unit. You can extend the serial/power wiring of pliers and make sure the button is fully depressed into the connector. GSD 21 Sonar...
...WHITE/BROWN ORANGE GARMIN GSD 21 SOUNDER MODULE TO TRANSDUCER BATTERY 10-35 VOLTS DC Notes: 1. When crimping the 3-wire connector, use a standard pair of the GSD 21 power/data cable up to the GPSMAP 172/172C Owner's Manual for wiring the GPS 17 sensor and other ...devices. 4. Refer to 100 ft (30 m) total length. Ground the drain wire at the display unit. You can extend the serial/power wiring of pliers and make sure the button is fully depressed into the connector. GSD 21 Sonar...