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Garmin

®

 and the Garmin logo are trademarks of Garmin Ltd. or its subsidiaries, registered in the USA and other countries. GMR™ is a trademark of Garmin Ltd. or its subsidiaries. These trademarks may not 

be used without the express permission of Garmin.
Furuno

®

 is a registered trademark of Furuno Electric Co., Ltd.

Raymarine

®

 is a registered trademark of Raymarine.

© 2014 Garmin Ltd. or its subsidiaries

www.garmin.com/support

Summary of Contents for GMR 620 xHD2 Series

Page 1: ...Drill and 15 0 mm 19 32 in drill bit 17 mm 21 32 in wrench and torque wrench A length of 3 31 mm 12 AWG copper wire to ground the radar housing and voltage converter if applicable Marine sealant Mount...

Page 2: ...o the four raised locations on the bottom of the pedestal Mounting the Radar Before you can mount the radar you must first select a mounting location and prepare the mounting surface and the radar Pre...

Page 3: ...er Cable Extensions Incorrectly extended runs of cable may cause the radar to malfunction due to insufficient power transmission Connecting to Power Through the Voltage Converter WARNING When connecti...

Page 4: ...ing is necessary If your radar was packaged with a voltage converter proceed to step 6 6 Route a different 3 31 mm 12 AWG copper wire to water ground location and to the voltage converter 7 Loosen a s...

Page 5: ...of Boat Offset The front of boat offset compensates for the physical location of the radar scanner on a boat if the radar scanner does not align with the bow stern axis Measuring the Potential Front o...

Page 6: ...m 49 ft 3 in Network cable length 15 m 49 ft 3 in Antenna rotation speed 24 rpm and 48 rpm Max wind load 80 kn Temperature range From 15 to 70 C 5 to 158 F Humidity 95 at 35 C 95 F Water resistance I...

Page 7: ...he inline fuse may have blown Check the fuse and replace it if necessary The wire gauge used to extend the power cable may be too small for the length of the extension Check the table provided in the...

Page 8: ...r countries GMR is a trademark of Garmin Ltd or its subsidiaries These trademarks may not be used without the express permission of Garmin Furuno is a registered trademark of Furuno Electric Co Ltd Ra...

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