GPSMAP 400/500 Series Installation Instructions
Your GPSMAP 400/500 series chartplotter must be properly installed according to the following instructions. You need the appropriate
fasteners, tools, and mounts listed in each section. If you experience difficulty installing the chartplotter, seek the assistance of a
professional installer, or contact Garmin Product Support.
Before installing your GPSMAP 400 or 500 series chartplotter, confirm that the package contains the items listed on the box. If any parts are
missing, contact your Garmin dealer immediately.
WARNING: See the Important Safety and Product Information guide in the product box for product warnings and other important
information.
WARNING: Always wear safety goggles, ear protection, and a dust mask when drilling, cutting, or sanding.
NotIce: When drilling or cutting, always check the opposite side of the drilling or cutting surface.
To install and use your chartplotter:
1 Select a mounting location (page 2).
2. Mount the chartplotter (page 2).
3. Install the transducer, if applicable (page 3).
4. Install the wiring harness (page 6).
5. Connect the chartplotter to a NMEA 2000 network (optional, if applicable) (page 8).
6. Connect the cables to the chartplotter (page 9).
7. Test the installation (page 9).
Chartplotter Functionality Matrix
The chartplotters in the GPSMAP 400/500 series have different functionality based on model number. Use this matrix to determine the feature
set and installation requirements of your chartplotter.
Chartplotter
GPSMAP 420/430/430x/440/440x/450
GPSMAP 520/525/530/535/540/545/550/555
GPSMAP 421/441/451
GPSMAP 431/531
GPSMAP 521/526/536/541/546/551/556
September 2009
NMEA 2000
NMEA 0183
No
Yes
No
Yes
Yes
Yes
No
Yes
Yes
Yes
190-01074-02 Rev. B
Garmin CANet
Sonar
Yes
"s" version only
Yes
"s" version only
No
"s" version only
No
"s" version only
No
"s" version only
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