able of onTenTs Warnings �������������������������������������������������� Getting Started ����������������������������������������� Turning the Unit On or Off ������������������������ 2 Adjusting the Backlight ���������������������������� 2 Using the Keypad�������������������������������������� 3 Acquiring GPS Satellite Signals �������������� 4 Using Simulator Mode ������������������������������ 4 Viewing System Information �������������������� 5 Restoring Factory Settings ����������������������...
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able of onTenTs Using Sonar ��������������������������������������������� Understanding the Full Screen ���������������� 31 Understanding the Split Freq Screen������ 31 Understanding The Split Zoom Screen��� 32 Understanding the Temp Log Screen ����� 32 Setting Up Sonar ��������������������������������������� 33 Advanced Sonar Settings ������������������������ 34 Using Radar ���������������������������������������������...
Important Information MAP DATA INFORMATION: One of the goals of Garmin is to provide customers with the most complete and accurate cartography that is available to us at a reasonable cost. We use a combination of governmental and private data sources, which we identify in product literature and copyright messages displayed to the consumer.
TarTed Turning the Unit On or Off POWER Press and hold the key until the unit beeps and the Garmin screen appears. When the Warning screen appears, press screen. NOTE: The first time you power on your unit, you must go through a setup sequence. See for details.
To switch between Day and Night mode: 1. Press and release the POWER 2. Select Manual Day/Night Mode. 3. Press left or right on the ROCKER between modes. GPSMAP 2008/2108 Owner’s Manual ® Using the Keypad key. to switch POWER/BACKLIGHT—Press and hold to turn the unit on or off;...
When the unit acquires satellite signals, the signal strength bars at the top of the Home screen are green . When the unit loses satellite signals, the green bars disappear For more information about GPS, visit the Garmin Web site at www.garmin.com/aboutGPS. Using Simulator Mode Simulator Mode turns the GPS receiver off for use indoors or for practice.
To insert the SD card, press it in until it clicks. To remove the SD card, press in on the SD card. The Configure > System card pops out. eTTing Factory Settings. to restore all factory settings. Otherwise, to cancel. g2 SD card to view defailed ® Card label GPSMAP 2008/2108 TarTed...
• sonar—access sonar information NOTE: This option is available only if you have a unit with a built-in sounder or a Garmin sonar module connected. • Chart/sonar—set up the screen to view a chart and sonar in a split screen • Where To?—access navigation features...
Use the navigation chart to plan your course, view map information, and as a navigational aid. GPSMAP 2008/2108 Owner’s Manual ® NOTE: For GPSMAP 2008/2108 units, you must insert a BlueChart card for your region to view detailed navigation charts. To access a navigation chart, from the Home...
sing harTs Navigation Chart Settings To access additional settings or options for the navigation chart, press Full screen Map (show Numbers)—view the navigation or fishing chart in full-screen mode, without numbers. To view numbers, select Show Numbers to view numbers again. Full Screen Map Show Numbers Overlay Numbers—show or hide cruising, sailing, navigation, and fishing numbers on the navigation or fishing chart.
Panning the Navigation Chart Use the map pointer ( ) to pan away from your current location, and scroll to other areas on the navigation chart. As you pan past the edge of the current map display, the screen scrolls forward to provide continuous map coverage.
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sing harTs 2. Select the item. If more than one item is in the area, select Review, and then select the item. Viewing Tidal Information Tidal station appears on the chart with a detailed information for users’ reference. You can view an in- depth description.
Using the Split Navigation Chart Use the Split Navigation Chart to view two different zoom levels of the Navigation Chart at the same time. Near zoom Split Navigation Chart (with a BlueChart ® g2 card) The top half of the screen is zoomed in 10 times closer than the bottom half of the screen.
sing harTs heading line—draws an extension from the bow of the boat in the direction of travel. • Off—turn off the heading line. • Distance—sets the distance to the end of the heading line. • Time—sets the amount of time until you reach the end of the heading line.
Using the Chart/Sonar Screen Use the Chart/Sonar screen to view the Navigation Chart. To view a split chart/sonar screen: 1. From the Home screen, select Navigation Chart. 2. Select Navigation Chart to view both Navigation and Sonar Charts. Sonar screen Navigation/Sonar Combination GPSMAP 2008/2108 Owner’s Manual...
here here Use the Where To option on the Home screen to search for, and navigate to, nearby fuel, repairs, marinas, ramps, waypoints, and routes. NOTE: You have to create waypoints and routes before you can navigate to them. You can navigate to a destination using one of three methods: Go To, Route To, or Guide To.
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Waypoint Details 5. Select the marine service item to which you want to navigate. A screen containing information about the selected marine service appears. 6. Select Navigate 7. Select Go To Route 8. Follow the Tailored line on the screen to the destination.
here Creating and Using Waypoints You can store up to 5000 alphanumeric waypoints with a user-defined name, symbol, depth, and water temp for each waypoint. When you create a waypoint, you can designate it as a Man Overboard. This marks the point and sets a course back to the marked location. When Man Overboard is activated, an MOB waypoint with an international Man Overboard symbol is created and the unit navigates to that point.
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To create a new waypoint: 1. On the Navigation, move the map pointer to the location you want, and press 2. Select Create Waypoint. 3. Select one of the following: • Edit Waypoint—customize the waypoint attributes. • Delete—delete the waypoint. •...
here To move the waypoint on the navigation chart: 1. Select Edit Waypoint > Position Chart. 2. Use the ROCKER to move the waypoint to a different location, and press To view a list of all waypoints: From the Home screen, select User Data >...
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4. Press to cancel, undo the last turn, or to begin navigating the route. To create a route in another location: 1. From the Home screen, select User Data Routes > > Creating a New Route 2. Use the ROCKER to select the route’s starting point, and press 3.
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Route used as customized border on map It is sometimes required the customized lines drawn individually on the map as warning borders/lines for cruising boats. GPSMAP 2008/2108 features customized lines (routes) that can be shown or hide individually on the map as cruising indication. You...
ieWinG nformaTion Use the Information screen to access information about user data, tides, currents, celestial data, and other boats. Viewing Numbers You can view and customize numerical data including depth, GPS information, and navigation information. You can customize the number of fields shown and the type of information shown in each field. You can view up to six fields of numerical information. To view the numbers screen, from the Home screen, select Information >...
ieWing nformaTion NOTE: The first time you use the numbers screen, you are asked to complete steps 3 and 4 for the initial setup. Viewing Tide Station Information To view tide information, select Tides from the Information screen, then select a tide station from the list. Tide station High tide curve Current tide...
Viewing User Data To view user data, from the Home screen, select Information > user Data. Waypoints—view a list of all saved waypoints. Routes—view a list of saved routes. Tracks—view a list of saved tracks. Data Transfer—transfer waypoints, routes, and tracks to and from an SD card.
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ieWing nformaTion DsC log—view a list of all DSC calls, sorted by most recent, sender, or by type (distress calls or position reports). • View by Time—view the seven most recent DSC calls received, sorted and displayed chronologically by time and date. Calls with identical time and date information show the same information in the list. • View by sender—view an alphanumerical list of senders.
Temperature—individually set units of measure for temperature to NOTE: You must be receiving NMEA Sonar depth data or using a Garmin sounder module to view depth and temperature information. Dist, spd, Elev—individually set the units of measure for distance, speed, and elevation readings.
Garmin devices. • Garmin Data Transfer—the proprietary format used to upload, download, or exchange data with a computer or another Garmin unit. • Garmin Remote sonar—allows you to connect a Garmin GSD 21 or GSD 22 serially. • NMEA In/NMEA Out—supports the input or...
4. Select to disable, or select the NMEA output sentence. Posn. Precision—adjust the number of digits Digits, Three Digits, or Four Digits) to the right of the decimal point for transmission of NMEA output. Waypoint—select how the unit outputs waypoint or Numbers).
onfigUring The Off Course—set an alarm to sound when you are off course by a specified distance. Setting System Alarms To set a system alarm, from the Home screen, select Configure > Alarms > system. Clock—set an alarm using the system clock. The unit must be on for the clock alarm to work.
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Configure > • sonar Cone Angles—when using a transducer other than the standard Garmin transducer, you can set the angle, in degrees, of the sonar cone so it is accurately depicted on the screen. NOTE: The Sonar Cone Angles setting does not...
If you get the message again, stop the boat and make sure the speed sensor wheel is not stuck. If the wheel turns freely, check the cable connections. If you continue to get the message, contact Garmin Product Support. Configuring Other Boats To configure settings for boats other than your own, from the Home screen, select Configure boats.
When connected to a transducer, your unit becomes a powerful fishfinder/flasher. You can connect a Garmin GSD 21 or GSD 22 sounder module to your unit to use the sonar features. NOTE: When using GSD 21, you can wire through NMEA Port 1 or CANet port whereas GSD 22 can only wire to CANet (GPSMAP 2008). With GPSMAP 2108, GSD 21 uses NMEA Port 1 while GSD 22 can only hook to network port. Understanding the Full Screen Select the Full Screen option to view a full-screen graph of the transducer’s sonar readings.
sing onar Understanding The Split Zoom Screen Use the Split Zoom screen to view the full sonar data from the graph and a zoomed in portion on the same screen. sonar From the Home screen, select Depth, temperature, and speed Zoomed depth scale Zoom level...
Setting Up Sonar Use the Sonar Setup screen to define and adjust settings universal to all sonar screens. sonar From the Home screen, select Color scheme—choose white or blue. This affects the background on all sonar screens, but does not change the Temp Log screen. Fish symbols—set how the sonar interprets suspended targets.
sing onar capable), cruising, and navigation. NOTE: To show water temperature or water speed, change the setting to Auto. If the connected transducer is capable, the data is shown. Advanced Sonar Settings To adjust advanced sonar settings, press viewing a sonar screen. Range—the range of the depth scale on the right side of the screen (Auto...
(GPSMAP2108 Applicable) When you connect your chartplotter to an optional Garmin marine radar such as a GMR 404/406 or a GMR 18, you can view more information about your surroundings. The Garmin marine radar connects through the Garmin Marine Network and shares radar data with all networked chartplotters.
sing adar ➌ To turn off the radar: 1. Press and release the Power chartplotter (do not hold the button, or you may shut down the chartplotter), or press 2. Select Go To Standby. Understanding the Cruising Screen Use the Cruising screen to view a full-screen image of the gathered radar information.
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gain to the default setting. Rain Cltr—adjust the gain for unwanted clutter caused by rain at close ranges. Select Right to adjust the rain clutter sensitivity. sea Cltr—adjust the gain for clutter caused by choppy sea conditions. Select steps to choose different level of sensitivity. Select left Right...
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sing adar Antenna Size (GMR 404/406 only)—select your antenna size (4 foot or 6 foot). Motor Speed (GMR 404/406 only)—set the motor speed of your GMR 404/406 radar to Normal Speed or High Speed. High Speed increases the speed at which the antenna rotates, which increases the speed at which the screen updates.
NOT CANet. Either sonar or radar information can be shown at the time when using GSD21. Both information can NOT be shown simultaneously. NOTE: When using GSD 21, please wire to the NMEA 1 In/Out port of the GPSMAP 2008 / 2108. GSD 22 should be wired to CANet (GPSMAP2008). GSD22 should be hooked to the network port (GPSMAP 2108). When using Garmin Radar and sonar modules, you will need a network expander GMS10.
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nsTalling NOTE: During a typical installation, use only the Red and Black wires. The other wires do not have to be connected for normal operation of the unit. For information on connecting to a NMEA or CANet compatible device, see To install the wiring harness: 1.
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Seven Riggs Avenue Severna Park, MD 21146 USA www.nmea.org Installing the Unit to a Garmin CANet GPSMAP 2008 is a CANet-compatible Garmin device, and can send or receive sonar information from another CANet-compatable Garmin device. Using the CANet optimizes the performance of CANet-compatible NMEA In/...
CANet connection provides full sonar readings, including Ultrascroll , so you can view and control ™ the same information on your compatible Garmin GPS unit(s) as you can on your compatible Garmin Sounder or Fishfinder. GPSMAP 2108 does NOT support CANet but Garmin Network. Please connect GSD 21 to NMEA Port 1 or connect GSD 22 to network port for sounder options.
ppendix work properly. You cannot get a depth or distance reading when out of the water. When you place your boat in the water, check for leaks around any screw holes that were added below the water line. DO NOT leave your boat in the water for an extended period of time without checking for leaks.
Power Power Source: 10-36 ± 0% VDC Usage: 7.5 Watts max at 12 VDC Fuse: AGC/3AG - 3.0 Amp NOTE:ThE RJ45 port (Garmin Network) is used for Garmin Network devices such as Radar GPSMAP 2008/2108 Owner’s Manual ® and GSD 22. The BNC coaxial cable port is to connect to GPS module for satellite positioning, of which frequency range is 1.57542 GHz.
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Can’t unlock Maps—data on data card is not unlocked for the unit. Contact your dealer or Garmin Product Support. Can’t Write user Card, Card May be Full—error reading card; remove and reinsert. Contact your dealer or Garmin Product Support if the problem persists.
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target water temperature is 2° F (1.1° C) above or below the temperature specified by the Water Temperature Alarm. These messages appear when you enter or leave that zone. Fish Alarm—a beep sounds (if enabled) when a fish is detected. This alarm does not show a message banner. Flash Flood Warning*—a flash flood warning was issued for the area by the National Weather Service. Flood Warning*—a flood warning was issued for the area by the National Weather Service.
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Contact your dealer or Garmin Product Support to have the unit serviced. sonar service lost—the external sonar device you were connected to has either been disconnected or the unit has lost communication with the sonar device for some other reason.
THE TERMS AND CONDITIONS OF THE FOLLOWING SOFTWARE LICENSE AGREEMENT. PLEASE READ THIS AGREEMENT CAREFULLY. Garmin grants you a limited license to use the software embedded in this device (the “Software”) in binary executable form in the normal operation of the product. Title, ownership rights, and intellectual property rights in and to the Software remain in Garmin.
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Units purchased in the United States or Canada must be returned to the Garmin service center in the United Kingdom, the United States, Canada, or Taiwan for service.