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Garmin GPSMAP 492 Support Question

Garmin GPSMAP 492 Support Question

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Question posted by debl on July 11th, 2011

I Am Able To Receive Either Sonar Or Gps, Sog, And Position But Not Both.

Sonar will function alone but with no GPS, SOG and Position; when restarted GPS, SOG and Position work but not Sonar.  Any suggestions?

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Related Garmin GPSMAP 492 Manual Pages

Owner's Manual - Page 3

... or property damage. The GPSMAP 392/398/492/498 utilizes the proven performance of the manual for reference. Before you begin working with detailed information and step...GPSMAP 392/398/492/498, review the installation instructions listed in the Appendix. The Using Sonar section provides detailed explanations about the Main Menu and how to use it to create an unsurpassed portable GPS receiver...
Owner's Manual - Page 4

... Manual Conventions i Warning iv Caution v Care Information vi Basic Operation 1 Initializing the Receiver 1 Simulator Mode 3 Adjusting the Backlight 4 Interface Keys 5 Entering Data and Selecting ...Highway Page 33 Active Route Page 36 Main Menu 37 GPS Tab 37 Tide Tab 40 Trip Tab 44 Celes (...Sonar Tab 64 Systm (System) Tab 65 Alarm Tab 70 ii GPSMAP 392/398/492/498 Owner's Manual
Owner's Manual - Page 5

Using Sonar 72 Understanding Sonar 72 Sonar Tab Options 79 Flasher Page 84 Map Split Page 85 Appendix 86 Specifications 86 Installing the GPSMAP 492/498 External GPS Antenna..... 87 Mounting the GPSMAP 392/398/492/498 88 Installing the Transducer 90 Connecting the Power/Data Cable 92 Interfacing 93 Installing and Removing Data Cards 94 Satellite...
Owner's Manual - Page 9

... asked this the first time you start the Retail Demonstration?". To turn on the GPSMAP 392/398/492/498, the receiver must be given an opportunity to agree and acknowledge the warning. The GPS Information Page appears as the receiver begins acquiring satellites. The title page, and then the Warning Page appears while the...
Owner's Manual - Page 10

...receiver is ready to see the next lower map range. 4. The Initialize Position Page appears, prompting you have determined your location, press and release the RANGE Down key to use . 2 GPSMAP 392/398/492... bars-the receiver is ready for the Main Menu. When viewing the GPS tab on the bottom of the screen shows either "Ready for Navigation", and the GPSMAP 392/398/492/498 is looking...
Owner's Manual - Page 29

... field, and press ENTER. When any nearby rescuer receives the DSC signal, an alarm sounds and they immediately receive the location of information in trouble to assist, or forward the call or position report. When the Coast Guard receives the Information Window GPSMAP 392/398/492/498 Owner's Manual 21 The information varies depending on...
Owner's Manual - Page 30

...A non-emergency DSC position report allows mariners to page 97 in the "Appendix." For more information about the call including: the type of call (distress or position report), the MMSI number... the FCC and receive a Maritime Mobile Service Identity (MMSI) number. Garmin does not provide MMSI numbers. Understanding Distress Calls When the GPSMAP 392/398/492/498 receives a distress call ...
Owner's Manual - Page 34

... stops the current function and returns you do not want, press PAGE or QUIT. Each time you press PAGE the next main page appears. Press and hold DATA/CNFG to show the Option Menu. Three more pages, Map Split, Sonar, and Flasher, are available when the GPSMAP 392/398/492/498 Sounder receives sonar input. Press...
Owner's Manual - Page 38

... the check box to the Map Page. 30 GPSMAP 392/398/492/498 Owner's Manual inland freshwater cartography to that specifically relate to its enhanced worldwide basemap information. The Configuration window appears. 2. Only functions with the latest BlueChart® g2 series marine cartography. Other details include depth contours, tide and...
Owner's Manual - Page 46

... the location, date, and time. MAIN MENU > GPS TAB Accuracy Receiver status WAAS status Signal strength bars The status field indicates "Ready for Navigation" when the GPSMAP 392/398/492/498 has collected the necessary data from satellites visible at its last known or initialized position, but has not collected enough data to calculate...
Owner's Manual - Page 67

... with existing GPS data. Highlight Replace From Card, and press ENTER to transmit and receive location information. DSC Tab DSC uses marine VHF radio and GPS technologies to overwrite all selected items on your GPS. 4. Press...MapSource software program on your GPSMAP 392/398/492/498. Insert the data card. GPSMAP 392/398/492/498 Owner's Manual 59 To transfer data on your PC...
Owner's Manual - Page 78

...-determined voltage. • GPS Accuracy-the accuracy alarm sounds when the GPS position accuracy falls outside the user...divided into three sub tabs: System alarms, Nav alarms, and Sonar alarms. System Sub Tab • Clock-provides an alarm for .... 2. The unit must be on for the clock alarm to work. • Battery-sets an alarm to select a setting, and...GPSMAP 392/398/492/498 Owner's Manual
Owner's Manual - Page 79

... tab. 3. GPSMAP 392/398/492/498 Owner's Manual 71 Enter a distance radius or time for these functions to sound when you want to acknowledge an alarm. Sonar Sub Tab You must be receiving sonar data for sounding...set the alarm to Off, Dist (Distance), or Time. • Off Course-sets an alarm to work. Press QUIT to start, and press ENTER. 4. Press and hold MENU to sound when at speci&#...
Owner's Manual - Page 93

... smaller, because the thickness of the red mark correlates to page 27 for information on the Map and page 74 for the Sonar information. USING SONAR > MAP SPLIT PAGE Map Split Page The Map Split Page is receiving sonar information. Flasher Page Without Data Fields GPSMAP 392/398/492/498 Owner's Manual Map Split Page 85
Owner's Manual - Page 94

... Display: 5.0" diagonal (12.7 cm) 256-color TFT display with backlighting (234 x 320 pixels) Case: Fully gasketed, high-impact plastic alloy, waterproof to 70°C) Performance Receiver: Differential-ready 12 parallel channel WAAS-capable receiver Acquisition Times: Warm: Approx. 15 seconds Cold: Approx. 45 seconds AutoLocate: Approx. 2 minutes Update Rate: 1/second, continuous...
Owner's Manual - Page 95

... antenna to get the best possible performance. GPSMAP 392/398/492/498 Owner's Manual 87 Most marine VHF and LORAN antennas should avoid mounting the antenna high on the mast to ease installation, however, doing so voids the antenna warranty. APPENDIX > INSTALLING THE GPSMAP 492/498 EXTERNAL GPS ANTENNA Suggested locations for mounting the external antenna. NOTE...
Owner's Manual - Page 96

...GPSMAP 392/398/492/498 Using the Swivel Bracket Mount The GPSMAP 392/398/492/498's compact, waterproof case is blocked by the manufacturer's limited warranty. 88 GPSMAP 392/398/492/498 Owner's Manual Avoid mounting the unit where it from excessive vibration and shock. • For GPSMAP 392/398/492...arch, or mast. After the GPSMAP 492/498 unit is 5°F ... for the GPSMAP 392/398/492/498 is ...
Owner's Manual - Page 104

... as EGNOS. All SBAS systems use the same receiver frequency; In fact it can degrade the accuracy to improve the overall integrity of the GPS signal for global Satellite Based Augmentation Systems (SBAS). The system is referred to http://gps.faa.gov. 96 GPSMAP 392/398/492/498 Owner's Manual According to the MOPS (Minimum...
Owner's Manual - Page 111

...64258;uence Zone. Position coordinates can reference a different GRI chain and/or secondary stations and still navigate to be used as TDs, and all navigation functions can be expected from... GPSMAP unit automatically converts GPS coordinates to Loran TD from this conversion is approximately 30 meters. You can show as if the unit was actually receiving LORAN signals. GPSMAP 392/398/492...
Quick Reference Guide   - Page 2

... Menu Main Pages The GPSMAP 392/398/492/498 contains seven main pages...receiving sonar information. Press ENTER to show available options and features for two seconds to mark your current location and open the Main Menu. Press QUIT to return to toggle the display of a main page with/without function windows and data fields. Press up , down on or off the GPSMAP 392/398/492...

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