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GMR 404/406 Marine Radar Installation Instructions
Failure to avoid the following potentially hazardous situations could result in an accident or collision resulting in death or serious injury.
• Use this unit only as a navigational aid. Do not attempt to use the unit for any purpose requiring precise measurement of direction, distance, location, or
topography.
• The radar scanner transmits electromagnetic energy. Ensure that the scanner has been installed according to the recommendations given in this guide,
and that all personnel are clear of the scanner before switching to transmit mode.
• For protection from lightning, this installation must conform to NFPA code, section 302. The installation of a lightning protective mast is recommended,
and the scanner must be connected to water ground using an 8 gauge copper cable.
WARNING: This product, its packaging, and its components contain chemicals known to the State of California to cause cancer, birth defects, or reproductive harm.
This Notice is provided in accordance with California’s Proposition 65. See www.garmin.com/prop65 for more information.
Warnings and Important Information
CAUTION: Use the GMR 404/406 at your own risk. To reduce the risk of unsafe operation, carefully review and understand all aspects of
this Installation Manual, and thoroughly practice operation using the simulator mode prior to actual use. When in actual use, carefully compare
indications from the GMR 404/406 to all available navigation sources, including the information from other NAVAIDs, visual sightings, charts,
etc. For safety, always resolve any discrepancies before continuing navigation.
FCC Compliance
The GMR 404/406 complies with Part 80 of the FCC rules. It has received a grant of equipment authorization, issued
under the authority of the FCC.
This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance
with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that
interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by
one of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and the receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
.
This product does not contain any user-serviceable parts. Repairs should only be made by an authorized Garmin service center. Unauthorized
repairs or modications could result in permanent damage to the equipment, and void your warranty and your authority to operate this device
under Part 15 regulations.