Garmin GPSMAP 8700 Installation Instructions Manual
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Garmin GPSMAP 8700 Installation Instructions Manual

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GPSMAP
8700
®
INSTALLATION INSTRUCTIONS
Important Safety Information
WARNING
Failure to follow these warnings, cautions, and notices could result in personal injury, damage to the vessel or
device, or poor product performance.
See the Important Safety and Product Information guide in the product box for product warnings and other
important information.
When connecting the power cable, do not remove the in-line fuse holder. To prevent the possibility of injury or
product damage caused by fire or overheating, the appropriate fuse must be in place as indicated in the product
specifications. In addition, connecting the power cable without the appropriate fuse in place voids the product
warranty.
CAUTION
To avoid possible personal injury, always wear safety goggles, ear protection, and a dust mask when drilling,
cutting, or sanding.
To avoid possible personal injury or damage to the device and vessel, disconnect the vessel's power supply
before beginning to install the device.
To avoid possible personal injury or damage to the device or vessel, before applying power to the device, make
sure that it has been properly grounded, following the instructions in the guide.
To avoid possible personal injury or damage to this device and vessel, only install this device when the vessel is
on land, or when properly secured and docked in calm water conditions.
NOTICE
For the best possible performance, the device must be installed according to these instructions.
When drilling or cutting, always check what is on the opposite side of the surface to avoid damaging the vessel.
Read all installation instructions before proceeding with the installation. If you experience difficulty during the
installation, contact Garmin
®
Product Support.
Contacting Garmin Support
• Go to
support.garmin.com
for help and information, such as product manuals, frequently asked questions,
videos, and customer support.
• In the USA, call 913-397-8200 or 1-800-800-1020.
• In the UK, call 0808 238 0000.
• In Europe, call +44 (0) 870 850 1241.
Software Update
You may need to update the chartplotter software after installation. For the instructions on how to update the
software, see the owner's manual at garmin.com/manuals/GPSMAP8700.
April 2022
GUID-0E7D71DD-265C-4A81-9C9D-474AAB4BB516 v3

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Summary of Contents for Garmin GPSMAP 8700

  • Page 1 • In Europe, call +44 (0) 870 850 1241. Software Update You may need to update the chartplotter software after installation. For the instructions on how to update the software, see the owner's manual at garmin.com/manuals/GPSMAP8700. April 2022 GUID-0E7D71DD-265C-4A81-9C9D-474AAB4BB516 v3...

  • Page 2: Connector View

    • Drill • Drill bits appropriate for the surface and hardware (3.2 mm ( in.) drill bit for included screws) • Phillips screwdriver • Pencil Only compatible Garmin card readers recommended. Third-party card readers are not guaranteed to be fully compatible.

  • Page 3: Mounting Considerations

    6 Secure the device to the mounting location. Connection Considerations When connecting this device to power and to other Garmin devices, you should observe these considerations. • The power and ground connections to the battery must be checked to make sure they are secured and cannot become loose.

  • Page 4: Connecting To Power

    Connecting to Power WARNING When connecting the power cable, do not remove the in-line fuse holder. To prevent the possibility of injury or product damage caused by fire or overheating, the appropriate fuse must be in place as indicated in the product specifications.

  • Page 5: Garmin Marine Network Considerations

    • A GRID ™ device NOTE: A GRID 20 device will not turn the GPSMAP 8700 device on or off. Using the power key on the GRID 20 device will place the GPSMAP 8700 device into sleep mode. • Another Garmin chartplotter •...
  • Page 6 • You must use an HDMI to DVI-D cable or adapter. • You must connect the GMM monitor to the same power source as the GPSMAP 8700 device. If this is not possible, you must connect the devices to the same ground.

  • Page 7: Nmea 2000 Considerations

    NMEA 2000 network. If you do not have an existing NMEA 2000 network you can create a basic one using cables from Garmin. This device is not powered through the NMEA 2000 network. You must connect the device to a power source...
  • Page 8 Item Description NMEA 2000 compatible Garmin device GPS antenna Ignition or in-line switch NMEA 2000 power cable NMEA 2000 drop cable 12 Vdc power source NMEA 2000 terminator or backbone cable NMEA 2000 T-connector NMEA 2000 terminator or backbone cable...

  • Page 9: Nmea 0183 Connection Considerations

    This diagram illustrates two-way connections for both sending and receiving data. You can also use this diagram for one-way communication. To receive information from a NMEA 0183 device, refer to items , and when connecting the Garmin device. To transmit information to a NMEA 0183 device, refer to items , and...
  • Page 10 Item Description Power source Power cable NMEA 0183 device NMEA 0183 cable NMEA 0183 Device Wire Item Garmin Wire Function Garmin Wire Color Function Power Power Power ground Black Power ground Data ground Black Data ground Rx/A (In +) White/orange...
  • Page 11 This optional cable (010-12390-21) can be purchased from garmin.com ® your local Garmin dealer. After installing, you can connect the RCA connector to the AUX input of the stereo, so the chartplotter's HDMI input is output to the stereo.

  • Page 12: Lamp Or Horn Connections

    Port Wire Function Wire Color Pin Number Accessory on Orange Ground (shield) Black Spare Lamp or Horn Connections The device can be used with a lamp, a horn, or both, to sound or flash an alert when the chartplotter displays a message.
  • Page 13 Item Description Power source Power cable Horn Lamp NMEA 0183 cable Relay (100 mA coil current) Toggle switches to enable and disable lamp or horn alerts Item Wire Color Wire Function Power Black Ground Yellow Alarm...

  • Page 14: J1939 Engine Network Connection Considerations

    Through the HDMI OUT port, you can display the video on screen, such as a television or monitor. The Garmin GPSMAP HDMI accessory cable is 4.5 m (15 ft) long. If you need a longer cable, you should use an active HDMI cable only.
  • Page 15 • The CVBS IN port uses a BNC connector. You can use a BNC to RCA adapter to connect a composite-video source with RCA connectors to the CVBS IN port. • Video is shared across the Garmin Marine Network, but it is not shared across the NMEA 2000 network.
  • Page 16 Third-Party Touchscreen Connection Considerations When connecting a third-party touchscreen to view and control the GPSMAP 8700 device, you must observe these considerations. • The video data is sent over the HDMI connection. • The touch data is sent over the USB connection.
  • Page 17 You need an HDMI coupler to connect the two HDMI cables. The Garmin OTG Adapter Cable (010-12390-11) is 1.8 m (6 ft) long and the Garmin USB Cable (010-12390-10) is 4.5 m (15 ft) long. If you need a longer cable, you should use a USB hub or USB repeater extension cable only.

  • Page 18: Specifications

    External card reader required (not included) Wi‑Fi and ANT technologies ® ® Wireless frequency and protocols 2.4 GHz @ 14.15 dBm maximum The device withstands incidental exposure to water of up to 1 m for up to 30 min. For more information, go to www.garmin.com/waterrating.

  • Page 19: Nmea 2000 Pgn Information

    NMEA 2000 PGN Information Transmit and Receive Description 059392 ISO acknowledgment 059904 ISO request 060160 ISO transport protocol: Data transfer 060416 ISO transport protocol: Connection management 060928 ISO address claimed 065240 Commanded address 126208 Request group function 126996 Product information 126998 Configuration information 127237...
  • Page 20 Description 130312 Temperature (obsolete) Transmit Description 126464 Transmit and receive PGN list group function 126984 Alert Response 127497 Trip parameters: Engine Receive Description 065030 Generator average basic AC quantities (GAAC) 126983 Alert 126985 Alert text 126987 Alert threshold 126988 Alert value 126992 System time 127251...
  • Page 21 Description 129799 Radio frequency/mode/power 129802 AIS safety-related broadcast message 129808 DSC call Information 129809 AIS class B "CS" static data report, part A 129810 AIS class B "CS" static data report, part B 130313 Humidity 130314 Actual pressure 130316 Temperature: Extended range 130576 Trim tab status 130577...

  • Page 22: Nmea 0183 Information

    NMEA 0183 Information Transmit Sentence Description GPAPB APB: Heading or track controller (autopilot) sentence "B" GPBOD BOD: Bearing (origin to destination) GPBWC BWC: Bearing and distance to waypoint GPGGA GGA: Global positioning system fix data GPGLL GLL: Geographic position (latitude and longitude) GPGSA GSA: GNSS DOP and active satellites GPGSV...
  • Page 23 Receive Sentence Description Depth Depth below transducer Water temperature Water speed and heading Waypoint location Digital selective calling information Expanded digital selective calling Heading, deviation, and variation Heading, magnetic Wind direction and speed Meteorological composite Wind speed and angle AIS VHF data-link message You can purchase complete information about National Marine Electronics Association (NMEA) format and sentences from www.nmea.org.
  • Page 24 J1939 Information The chartplotter can receive J1939 sentences. The chartplotter cannot transmit over the J1939 network. Description Engine percent load at current speed 61443 Engine speed 61444 Engine manifold exhaust gas temperature - right manifold 65031 2433 Engine manifold exhaust gas temperature - left manifold 65031 2434 Engine auxiliary coolant...

  • Page 25: Status Led

    Garmin Ltd. or its subsidiaries, registered in the USA and other countries. GMM , GRID ™ ™ and OneHelm are trademarks of Garmin Ltd. or its subsidiaries. These trademarks may not be used without the express permission of Garmin. ™ FLIR ® is a registered trademark of FLIR Systems, Inc. HDMI ®...
  • Page 26 © 2019 Garmin Ltd. or its subsidiaries support.garmin.com...

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