background image

To view Sun & Moon information for a different 

location:

1.  Use the 

ROCKER

 to highlight the 

From

 field and,  

press 

ENTER

.

2.  Highlight 

Use Find Menu

, and press 

ENTER

. The Find Menu 

automatically opens.

3.  Select a waypoint or point of interest, and press 

ENTER

4.  On the waypoint information page, press 

ENTER

. The unit 

shows the sun and moon information for the location you 

selected. 

To use the current location, highlight the 

From

 field. Press 

ENTER

highlight Current Location, and press 

ENTER

.

Tide Sub Tab

The Tide sub tab contains a graphical chart that shows tide station 

information in a 24-hour span starting at midnight station time. You 

can choose from different dates and more than 3,000 tide stations.

Height of tide

Smallest and 

largest tides 

for the AM 

hours

Select the tide station for which you 

want to view the information

Tide Tab

Enter the date for which you want to 

view the tide information

Time

Smallest and 

largest tides 

for the PM 

hours

The top of the page shows the tide station and date being referenced. 

The chart shows a 24-hour block of time, with the time progressing 

from left to right. The solid vertical lines represent 4-hour 

increments; the dotted vertical lines represent 1-hour increments.
The tide curve shows as a shaded area, with higher tides being taller 

and lower tides shorter. The bottom of the page indicates the times 

with the largest and smallest tides. 

110 

GPSMAP 496 Owner’s Manual

M

AIN

 M

ENU

 > 

C

ELESTIAL

 T

AB

Summary of Contents for GPSMAP 496

Page 1: ...Owner s Manual portable aviation receiver GPSMAP 496...

Page 2: ...o print one copy of this manual or of any revision hereto provided that such electronic or printed copy of this manual must contain the complete text of this copyright notice and provided further that...

Page 3: ...eatures in Automotive Mode such as the Trip Computer Page and creating waypoints The Basic Operation in Marine Mode section provides you with information about navigating with the GPSMAP 496 in Marine...

Page 4: ...ing an Approach 23 Finding Points on Land 25 Marking a Waypoint 26 Creating a Flight Plan Route 27 Following your Flight Plan 28 Aviation Mode Pages 29 Map Page 29 Terrain Page 37 Panel Page 40 Active...

Page 5: ...ode Page Sequence 91 Navigating in Marine Mode 92 Marine Mode Pages and Features 93 Map Page 93 Compass Page 94 DSC 96 Main Menu 101 GPS Tab 101 Weather Tab 102 XM Tab 102 Flights Tab 103 Route Tab 10...

Page 6: ...IS Limitations 148 TIS Symbology 150 Traf c Ground Track 151 Traf c Warning Window 151 Map Page 152 TIS Operational Procedures 153 VHF Comm 154 Appendix 155 Speci cations 155 Care Information 156 Opti...

Page 7: ...discrepancies or questions before continuing navigation The GPSMAP 496 contains a replaceable rechargeable lithium ion battery The battery may present a risk of re or chemical burn if mistreated Do n...

Page 8: ...ce of all GPS equipment including the GPSMAP 496 Although the GPSMAP 496 is a precision navigation device any navigation device can be misused or misinterpreted and therefore become unsafe Map Data In...

Page 9: ...es featuring more than 150 digital channels of commercial free music more than 30 channels of news sports talk and entertainment and more than 20 dedicated channels of XM Instant Traf c Weather Detach...

Page 10: ...xternal power to the GPSMAP 496 automatically turns on the unit for full operation If the battery is present and needs to be charged the external power source charges the battery while the unit is in...

Page 11: ...g Page appears Warning Page 2 Read and be sure you understand the warning Press ENTER to continue 3 To turn off the GPSMAP 496 press and hold the POWER key again Adjusting the Backlight and Volume The...

Page 12: ...erence of satellite acquisition receiver status and accuracy The sky view and signal strength bars give an indication of what satellites are visible to the receiver and whether they are being tracked...

Page 13: ...s Acquiring Satellites the receiver is looking for and collecting data from satellites visible at its last known or initialized location but has not acquired a x 2D GPS Location At least three satelli...

Page 14: ...ing the map When in Aviation Mode you can enter the airport identi er GPS Tips While the receiver is gathering information your location on the map can show as different from where you actually are lo...

Page 15: ...for more than one second to show the Next Turn Page and announce the next turn PAGE MODE Key Press to cycle through the main pages in sequence and return the screen from a submenu page Press and hold...

Page 16: ...to throughout this manual Highlight move the highlighted area on the screen up down left or right with the ROCKER to select individual elds Moving the highlight to a given location allows you to make...

Page 17: ...h a list of optional features for that page 2 Use the ROCKER to move the highlight up down right or left on the menu to your selection Selecting an option from an options menu To exit a menu or return...

Page 18: ...P 496 comes with built in City Navigator street and points of interest mapping AOPAAirport Directory Jeppesen database Obstacle database Terrain database and Voice Guidance database You also should up...

Page 19: ...off Any Satellite Signal Strength Bars shown are only simulations and do not represent the strength of actual satellite signals Starting Simulator Mode You can start Simulator Mode for the GPS tab or...

Page 20: ...ring an airport identi er code Select Use Identi er from the GPS tab options menu Enter the airport code using the ROCKER Refer to page 14 for complete instructions about entering airport identi ers a...

Page 21: ...l Page Active Route Page Position Data Page and an optional XM Audio Page The XM Audio Page must be turned on using the Main Menu page 114 An example of each page in Aviation Mode appears below Each p...

Page 22: ...ty To go to an airport or navaid 1 Press Direct To to show the Go To Page Use the ROCKER to show the Aviation tab 2 Press up or down on the ROCKER to select the identi er facility name or city eld and...

Page 23: ...shows detailed information for your destination waypoint or the next waypoint in a route This feature is handy for retrieving airport information such as communication frequencies and runway informat...

Page 24: ...y Restrictions The Comm tab on the Airport Details Page provides a list of communication frequencies for that airport Some frequencies are noted with an asterisk which indicates that the frequency has...

Page 25: ...ress up and down on the ROCKER to scroll the AOPA Directory listing AOPA Airport Directory Tab AOPA Service Icon Legend Viewing SafeTaxi Diagrams Garmin SafeTaxi diagrams provide detailed taxiway diag...

Page 26: ...of the longest runway and common traf c advisory CTAF or tower frequency Wx Airport Weather Sources nearest 15 airport weather sources including AWOS ASOS ATIS and current METAR data VOR VHF Omnidirec...

Page 27: ...t tab and highlight the nearest airport 2 Press ENTER to view airport information 3 Verify the Go To button is highlighted and press ENTER Viewing Details for a Nearby Point To view details for a near...

Page 28: ...ow the communication information The lowest numbers on the list are the closest communication points Viewing Airspace Alert Information When an airspace alert appears press NRST to automatically show...

Page 29: ...Use the ROCKER to select the airspace alert entry on the page and press ENTER An information page opens to show the controlling agency status and oor ceiling limits 3 To show a communication frequenc...

Page 30: ...imum Runway Length allows you to enter a speci c length for the shortest runway allowed To enter airport criteria 1 Press NEAREST and open the Airport tab 2 Press MENU to show the options menu 3 Selec...

Page 31: ...oute The original route is saved in the Route tab You can select an approach several ways Press Direct To and press MENU on the Go To Page as described in the steps to the right From the Active Go To...

Page 32: ...herever you are when you initiate the approach This works much like any other route with course guidance from point to point and a turn usually required as you cross each waypoint CAUTION Steep Turns...

Page 33: ...Find Menu opens Find Menu 4 Press MENU to select the search method For example if you want to nd a land point near you destination select Near Destination and press ENTER 5 Highlight the nd menu icon...

Page 34: ...ess and hold ENTER MARK until the Mark Waypoint Page appears 2 To accept the waypoint with the default name Waypoint use the ROCKER to highlight OK and press ENTER To mark a selected location as a way...

Page 35: ...ine and press ENTER 4 Press MENU to show the options menu Use the ROCKER to highlight Add Waypoint and press ENTER OR Highlight the rst blank line and press ENTER 5 The Aviation Find Page Go To Page o...

Page 36: ...ures of the Map Page see Map Page beginning on page 29 Terrain and Obstacle Changes Press PAGE to open the Terrain Page and watch the changes in the terrain and the obstacles you are ying over with th...

Page 37: ...AP 496 always turns on in location mode with the last known location centered on the map When you press the ROCKER the GPSMAP 496 enters pan mode which moves the map to keep the white arrow map pointe...

Page 38: ...a map zoom range zoom in and out Press the OUT key to zoom out Press the IN key to zoom in The system has a built in City Navigator street mapping data Detailed marine chart coverage is available thro...

Page 39: ...ocation update as you move To re center your location on screen 1 When you are nished panning the Map press QUIT 2 The map automatically moves to show your present location and the unit returns to loc...

Page 40: ...depicted on the map Airspace Information Highlighted airspace area Information box with airspace name type and oor ceiling limits To retrieve airspace information from the Map Page 1 Use the ROCKER t...

Page 41: ...ALL detail to the map In Marine and Automotive Modes press MENU highlight Declutter On or Declutter Off and press ENTER Measuring Distance You can measure the distance and bearing between two map ite...

Page 42: ...use You can also turn the Bug Indicator off here 4 Highlight the option from the list and press ENTER You can also set the Bug Indicator on the HSI shown on the Panel Page Open the Panel Page and pres...

Page 43: ...Layout and press ENTER Changing the layout of the Map Page 4 Select the option you want and press ENTER The options vary between the three usage modes and the page you are setting up To change a data...

Page 44: ...Family highlight the box next to the Map Family name and press ENTER to select check mark or deselect no check mark the Show setting 4 To view the list of maps within a Map Family highlight the name o...

Page 45: ...ft The black areas are further than the Caution Elevation A projected point of impact is marked with an X symbol Obstacle Information Obstacles are shown on the Terrain Page at or below the map range...

Page 46: ...ge options menu by pressing MENU while you are on the Terrain Page Terrain Page Options Menu Press ENTER to quickly declutter the map just as you would on the Map Page See page 33 To quickly disable a...

Page 47: ...three Alert Sensitivity settings Terrain Obstacle and Descent Rate determines what level of alerts are annunciated The GPSMAP 496 defaults to High sensitivity which annunciates all red and yellow aler...

Page 48: ...rse pointer and course deviation needle indicate the course and whether you are on the course A bug indicator provides information to guide you back to the course if you stray off course If you move o...

Page 49: ...e settings The current setting is highlighted 3 Use the ROCKER to select the scale and press ENTER Manually Setting a Course Use the Set OBS and Hold option to manually set your course to the destinat...

Page 50: ...the time to vertical navigation goes blank and the VNAV indicator disappears from the Panel Page CAUTION The GPSMAP 496 is a VFR navigation tool and should not be used to perform instrument approaches...

Page 51: ...egin navigating to a destination Target Altitude enter the altitude you want to be at when you reach your target location Select Above Waypoint to use eld elevation for airports in the Jeppesen databa...

Page 52: ...he options menu You can edit the route using many of the options in the menu such as Edit on Map see page 77 for information Add Waypoint and Invert You can also change the data elds to suit your need...

Page 53: ...3 nm S of KMKC Position Data Page Options With the Position Data Page open press MENU to open the options menu You can set up the layout of the page and change the data elds For an explanation of the...

Page 54: ...and groundspeed drops below 30 knots the ight entry is saved and a new entry is recorded when you depart the airport A touch and go or brief stop of less than 10 minutes appends to the current ight re...

Page 55: ...d on the Panel Page and is automatically updated if you exceed this gure To enter an aircraft pro le 1 From the Aircraft Pro le tab use the ROCKER to highlight New and press ENTER 2 Highlight the Curr...

Page 56: ...re aft CG limits Compare those gures to the values calculated by the GPSMAP 496 To perform weight and balance calculations 1 Press MENU twice to open the Main Menu 2 Highlight Aircraft from the vertic...

Page 57: ...d automatically updates to the barometric pressure of the nearest METAR If XM weather information is not available you need to enter the current barometric pressure Total Air Temperature required entr...

Page 58: ...elds E6B Tab Calculated gures Calculated gure Calculated or user entered gure Barometric pressure from the nearest METAR To calculate winds aloft 1 Follow the steps in the previous procedure to determ...

Page 59: ...into which XM Radio channels are grouped Classical Decades Traf c and so on For a complete list of available categories and channels visit the XM Radio Web site at www xmradio com Select All Channels...

Page 60: ...XM Audio Page is open press MENU to open the options menu XM Audio Page Options Menu The following options are available on the XM Audio Page options menu Add to Favorites enables you to add channels...

Page 61: ...from your list of favorites and press ENTER A triangle appears to the left of the newly selected channel To view and select Favorites with the ROCKER 1 Highlight the category eld and press ENTER 2 Us...

Page 62: ...ategory OR Select Favorites to scan only channels in your Favorites list 4 Press ENTER Each channel plays for ve seconds and then advances to the next channel 5 Press any key to stop scanning and sele...

Page 63: ...e Page appears if you are navigating a turn by turn route and an Active Route Page appears if you are navigating Off Road See Navigating in Automotive Mode beginning on the next page for more informat...

Page 64: ...a highlighted map item 1 Use the ROCKER to highlight the item you would like to navigate to on the Map Page 2 Press Direct To Go To point name is added to the list of options and automatically highli...

Page 65: ...o To button highlighted press ENTER to begin navigation To search for an item and route to it 1 Press NRST FIND to open the Find Menu 2 Using the ROCKER highlight a category such as Cities and press E...

Page 66: ...to center your search around an item that you have just found To nd an item from another location on the map 1 Open the Map Page Use the ROCKER to pan the arrow pointer to the location you want and p...

Page 67: ...d From 3 Press NRST FIND with the item highlighted The Find Menu opens again with items near the previously selected item Search for the item Recently Found Items The Recently Found Page shows a list...

Page 68: ...options for the Find Menu press NRST FIND and then press MENU Enable Auto Arrange automatically arranges the Find Menu Disable Auto Arrange and Restore Default options appear when you select Enable Au...

Page 69: ...o highlight Route from the vertical list of tabs 3 Press MENU to show the Route options menu Select New Route and press ENTER OR Highlight the rst available blank route slot and press ENTER The Route...

Page 70: ...t the properties of this waypoint as you can with any waypoint Creating a New Route on the Map 5 Repeat until you have added all points to the route 6 When nished press QUIT twice to return to the Rou...

Page 71: ...waypoint s location coordinates manually Marking Your Present Location The ENTER MARK key lets you quickly capture your present location to create a new waypoint You must have a valid location 2D or...

Page 72: ...rrow location Pressing and holding ENTER MARK marks your present location not the arrow s location If you have highlighted a map feature an information page appears after you press ENTER Use the ROCKE...

Page 73: ...waypoint is created with the next available waypoint number and the receiver s last known location as the default location To change the location of a waypoint highlight the character you want to cha...

Page 74: ...n track your speed here as well as other information related to your trip Current Route Page in Automotive Mode Whenever you have started a turn by turn route in the GPSMAP 496 set in Automotive Mode...

Page 75: ...e active route Custom Avoids can be added while you are navigating a route or before you navigate To enter a custom avoid 1 Press Direct To while in Automotive Mode OR Open the Map Page and press MENU...

Page 76: ...hout via points To add Via Points to your route 1 While navigating your route press Direct To to open the Navigate menu 2 Use the ROCKER to select Edit Vias and press ENTER 3 The Add Edit Vias window...

Page 77: ...e Mode by default four user selectable data elds appear on the right side of the screen that can be con gured to show any one of the possible data options The top of the screen shows the GPS status or...

Page 78: ...Select Off to hide or On to show and press ENTER Using the Highway Page To stay on course steer toward the violet bar or arrows until it lines up with the red bar in the middle The bottom section of...

Page 79: ...R to highlight the option 4 Press ENTER Highway Page Options Menu The following options are available from the Highway Page menu Set up Page Layout allows you to choose the number of data elds Change...

Page 80: ...or down Highlight any of the turns on the list and press ENTER to view the Next Turn Page for that turn The Current Route and Next Turn Page screen similar information just in a different layout The...

Page 81: ...layout from the default Set Up Page Layout allows you to choose the layout and number of data elds You can also select a graphical Dashboard select to show the Position Data Page layout 2 Columns or s...

Page 82: ...ptions menu From here you can start the route copy it delete it delete all routes and create a new route You can also set up the routes to manually transition to the next waypoint Manually Transitioni...

Page 83: ...llow Roads and press ENTER to create a turn by turn route auto route which appears in the Current Route Page Editing a Route After you create a route use the Route Review Page to edit change the name...

Page 84: ...Route Review Page the next point in the route is automatically highlighted This allows you to review each point on the route by pressing ENTER repeatedly To add points to the route 1 Press MENU twice...

Page 85: ...route Press QUIT to nish To set speed and fuel plan your route 1 Open the Route Review Page options menu 2 Highlight Plan Route and press ENTER Highlight Set Speed and Fuel in Aviation Mode Entering...

Page 86: ...or MapSource or BlueChart feature the Waypoint Review Page can include additional tabs containing information about the other features at that location Waypoint Review Page To access the Waypoint Edit...

Page 87: ...symbol or enter data and press ENTER To view the waypoint on the map 1 From the Waypoint Page highlight Show Map 2 Press ENTER The waypoint is highlighted on a map with an information window at the to...

Page 88: ...e and press ENTER 4 With OK highlighted press ENTER to save the waypoint Averaging the Waypoint s Location Average Location makes the unit take several sample location measurements for the waypoint an...

Page 89: ...on from which you are projecting the new waypoint highlight the From eld and press ENTER The Find Menu opens Select the point from which you project you new waypoint just as you would select a waypoin...

Page 90: ...ategory 1 From any of the waypoint pages or the Points tab press MENU to open the options menu 2 Select Edit Categories and press ENTER 3 Use the ROCKER to highlight Add and press ENTER 4 Use the ROCK...

Page 91: ...e a large number of waypoints quickly and ef ciently For more information about creating editing and deleting waypoints refer to the Creating Waypoints section beginning on page 63 To access the Point...

Page 92: ...ts from the waypoint list in the Points tab or from the Waypoint Pages To delete a waypoint from the Waypoint Page use the ROCKER to highlight the on screen Delete button and press ENTER NOTE When you...

Page 93: ...Highlight the From eld and press ENTER From the Find Menu select the location and press ENTER When OK is highlighted press ENTER 5 Highlight Delete and press ENTER to delete all waypoints within the s...

Page 94: ...OK highlighted press ENTER to select that point For complete information about the Find Menu see Finding an Item on page 58 The distance eld is now highlighted 3 Press ENTER to begin entry of the prox...

Page 95: ...the track log before you can use the Navigate Track feature The Save feature allows you to store up to 15 track logs from certain times and dates To access the Track tab 1 Press Menu twice to open the...

Page 96: ...ant to save the entire track log To save the entire track highlight Yes and press ENTER To save a portion of the track log 1 Press MENU twice to open the Main Menu 2 Highlight the Track tab and highli...

Page 97: ...Saved sub tab 3 Highlight the track you want to edit and press ENTER The Track Review Page opens Make changes you want Track Review Page 4 Highlight the Name eld and press ENTER Use the ROCKER to cha...

Page 98: ...been started the GPSMAP 496 divides the track into segments called legs Up to 300 temporary turns are created to mark the most signi cant features of the track in order to duplicate your exact path as...

Page 99: ...s ve main pages the Map Compass Highway Active Route and Position Data Page as well as an optional XM Audio Page If you are connected to a sonar module such as a Garmin GSD 20 or GSD 21 an additional...

Page 100: ...p Page Compass Page Highway Page and Position Data Page to help navigate to your destination Man OverBoard MOB The Man OverBoard function MOB lets you simultaneously mark and set a course to a locatio...

Page 101: ...ep the white arrow map pointer within the screen area In Marine Mode by default ve user selectable data elds appear on the right side of the screen that can be con gured to show any one of the possibl...

Page 102: ...he arrow until it points up then continue in that direction NOTE You must be moving for the compass to accurately update and show your heading The right side of the Compass Pages features user selecta...

Page 103: ...ime you want to count Five 5 minutes is the default 2 Press ENTER to start the timer Use the ROCKER during the timing to quickly select a different length of time 3 Press ENTER to stop timing Marine T...

Page 104: ...ediately receive the location of the caller The rescuer can then choose to navigate to the caller s location to assist or forward the call on to the Coast Guard When the Coast Guard receives the call...

Page 105: ...the call including the type of call distress or position report the MMSI number of the caller a user de nable name the time and date of the call the bearing and distance from your current position and...

Page 106: ...t call in the Call List Press MENU to sort the list and delete entries DSC Call List DSC Log When DSC calls are received they are automatically stored in the Log with the latest call at the top The un...

Page 107: ...m and press ENTER 3 Enter the MMSI number the name and any comments 4 When nished highlight OK and press ENTER New Directory Item Page Enter the MMSI number Name and a Comment in the elds Highlight OK...

Page 108: ...Log 1 Highlight the call on the Call List or Log and press Direct To 2 With Go To MMSI Name or DSC highlighted press ENTER Navigating to a DSC Call Setting up DSC The DSC Setup tab allows you to turn...

Page 109: ...twice to open the Main Menu 2 Use the ROCKER to highlight a tab 3 Press Menu to open the options menu 4 Highlight Restore Default 5 Press ENTER to restore the tab to the defaults To restore all of un...

Page 110: ...section For more information about subscribing to XM WX Weather see page 178 Map Page with XM WX Weather XM Tab The XM tab is where you can view and select XM Radio channels add or delete favorites an...

Page 111: ...b shows a list of any recorded ights including date route of ight and ight time The GPSMAP 496 saves up to 50 recorded ights while in Aviation Mode Entries on this list are automatically created for e...

Page 112: ...sub tab to shows an alarm circle around a stored waypoint location Track Tab Use the Track tab to specify whether or not to record a track log de ne how it is recorded or save the track log data for...

Page 113: ...onar Tab of the Main Menu Aircraft Tab The Aircraft tab is divided into two sub tabs Aircraft Pro le and Weight Balance Information on the Aircraft Tab is located on page 47 Aircraft Pro le Tab E6B Ta...

Page 114: ...ress ENTER to acknowledge the alarm Press NRST FIND to view the Airspace Information when an airspace alarm message appears To set a persistent alarm 1 Press MENU twice to open the Main Menu 2 Use the...

Page 115: ...n Off Course sets an alarm to sound when off your course Select On then enter a distance Anchor Drag sets an alarm to sound when you have exceeded a speci ed drift distance Select On and then enter a...

Page 116: ...ere a marine warning is in effect Sonar Alarms Sub Tab Marine Mode Only You must be receiving sonar NMEA data for Sonar alarms to work Sonar Alarms Sub Tab Shallow Water and Deep Water sets an alarm t...

Page 117: ...rmation for any date or location You can also use the play fast forward and stop buttons to view an animation of the Sun Moon sub tab To view Sun Moon information for a different date 1 Use the ROCKER...

Page 118: ...n time You can choose from different dates and more than 3 000 tide stations Height of tide Smallest and largest tides for the AM hours Select the tide station for which you want to view the informati...

Page 119: ...s ENTER You can also use the Zoom IN and OUT keys to view information for another date Press and hold IN or OUT to scroll quickly through dates 3 Press ENTER The unit shows the chart for the date you...

Page 120: ...to view information for another date Press and hold IN or OUT to scroll quickly through dates 3 Press ENTER when nished The unit shows the information for the date you entered To use the current date...

Page 121: ...OCKER to highlight a message Press ENTER to view detailed information about that message To show or hide messages using the Log Filter 1 Press MENU twice to open the Main Menu 2 Highlight Message from...

Page 122: ...ay on when it is turned on or to time out after a selected period of time has elapsed when using the battery The backlight stays on regardless of this setting when external power is used XM Audio Page...

Page 123: ...ables or disables the audible Five hundred altitude reminder that occurs when you descend through 500 feet above the destination airport TIS Audio Aviation Mode turns audible TIS traf c alerts on and...

Page 124: ...Language allows you to select from various languages for the unit s pages and menus WAAS allows you to Disable and Enable WAAS from this eld External Power Off allows you to select whether the GPSMAP...

Page 125: ...direct line from your current location to your destination This is useful when you are travelling outside of detailed map coverage areas or where no roads exist Ask My Preference determines whether y...

Page 126: ...sing a slider scale This is especially nice if you want to avoid major highways for example Guidance Sub Tab To open the Guidance sub tab press MENU twice to open the Main Menu Select Setup from the v...

Page 127: ...l Unit Defaults from the System tab Time Sub Tab The Time sub tab allows you to set the time format and zone You can also set the unit to conform to Daylight Saving Time The current time and date is s...

Page 128: ...on about location formats and map datums Also visit the National Imagery and Mapping Agency at http www nima mil for more information on grids and datums Location Format Sub Tab Changing the Location...

Page 129: ...ation at your present location You must update the magnetic variation as your location changes Failure to update this setting can result in substantial differences between the information shown on you...

Page 130: ...Garmin Remote Sonar supports the input output of a Garmin remote sonar device NMEA In NMEA Out supports the input output of standard NMEA 0183 version 3 01 data and sonar NMEA input support for the D...

Page 131: ...tial beacon receiver directly from your GPSMAP 496 using the Interface sub tab You can have the unit automatically scan for the DGPS beacon signal or you can enter the beacon frequency and bit rate on...

Page 132: ...ght User and press ENTER 3 Highlight the Frequency or Bit Rate eld press ENTER and enter a frequency or bit rate Press ENTER when done When the unit is receiving a DGPS signal the SNR Signal to Noise...

Page 133: ...ical tab list 3 Select Interface from the row of tabs along the top 4 Highlight the eld below Serial Data Format Press ENTER 5 Select NMEA In NMEA Out Press ENTER 6 Press MENU to open the options menu...

Page 134: ...ap Page To view a speci c weather feature such as NEXRAD Radar or Storm Cells for example you can use the Weather tab on the Main Menu For more information see page 102 To view current weather conditi...

Page 135: ...weather feature such as NEXRAD Radar or Storm cells through the Weather Explorer tab on the Main Menu For more information see page 102 To set up weather options on the Map Page 1 From the Map Page p...

Page 136: ...NEXRAD Radar Satellite Mosaic Lightning Storm Cells Hurricanes sets the zoom range at which the feature rst appears on screen Select Auto Off or 20 ft to 800 nm Avtn Wx Tab Use the Avtn Wx tab to set...

Page 137: ...ich each feature rst appears on screen Select Auto Off or 20 ft to 800 nm Mrn Wx Tab Use the Mrn Wx tab on the Map Page Options to set up marine weather options Mrn Wx Tab Water Temperature Wave Perio...

Page 138: ...show the Main Menu 2 Use the ROCKER to highlight the Weather Explorer tab 3 Press right on the ROCKER to highlight the Weather Information Type eld 4 Press up or down on the ROCKER to select scroll t...

Page 139: ...er options 1 Press MENU twice to open the Main Menu 2 Highlight the Weather Explorer tab and press MENU Declutter On Off allows you to toggle unwanted weather items on or off on the Map window Animate...

Page 140: ...Weather subscription plan you purchased Weather Products shows a list of all weather features you can access based on your subscription plan Shows age of weather data in minutes Accessing GXM 30A Ante...

Page 141: ...Item beginning on page 58 To nd weather information for your current location 1 From any page press FIND 2 Select Weather Data and press ENTER The Weather From Current Location Page appears Weather Fr...

Page 142: ...d weather data for a different location 1 Press MENU on the Weather From Current Location Page 2 With Near Other highlighted press ENTER 3 Move the map pointer to a different location and press ENTER...

Page 143: ...ne Mode to use the sonar feature To show the Sonar Page on the Map Page 1 Press and hold PAGE Highlight Marine and press ENTER 2 Press PAGE or QUIT to show the Map Page 3 Press MENU Use the ROCKER to...

Page 144: ...justment Option the depth and the water temperature Sonar Page The sonar returns show as red strongest then orange strong yellow medium green weaker and blue weakest The Fish Symbols option allows you...

Page 145: ...ght Adjustments and press ENTER Use the ROCKER to highlight the adjustment and press ENTER When you have selected an adjustment option press the ROCKER up or down to change the setting You can also pr...

Page 146: ...n setting is used to change the viewing range of a zoomed screen If the screen is 2X or 4X split only the zoomed portion on the left side of the screen is affected by the change If the screen is Botto...

Page 147: ...vertical width line shows then press ENTER 4 If you want to cancel this operation press QUIT or press MENU highlight Stop Resizing and press ENTER Using the Pointer on the Sonar Page You can show the...

Page 148: ...is best for shallow water or high noise areas has a slower screen update and is best used if you travel a wide variety of depths If the unit is unable to track the bottom for any reason the digits in...

Page 149: ...uncalibrated water speeds are shown at the bottom of the calibration window Note your top speed then stop the boat and press ENTER Calibrating the Water Speed 3 By default the top ground speed is aut...

Page 150: ...Level setting on the Sonar Setup tab Flasher select On to show a graphic Flasher representation on the far right side of the sonar screen This graphic Flasher shows structure and bottom returns much t...

Page 151: ...ed data Stronger returns screen in darker colors with red being the strongest return Understanding the Sonar Display One of the rst things to understand about sonar is that the transducer sends a beam...

Page 152: ...diameter circle at a 30 foot depth The narrow cone angles 10 associated with the high frequencies 200 kHz provide better bottom resolution and crisper detail but cannot show a large coverage area for...

Page 153: ...tion easier to distinguish Whiteline Off Whiteline On Thick Whiteline Hard bottom Thermoclines A rough de nition of a thermocline is a break in water where the water temperature changes faster than th...

Page 154: ...creen Changing the Temperature Screen The graph adjusts and shown the temperatures changes according to the Temperature Scale and Time Duration settings Temperature Scale select the degree span from t...

Page 155: ...AP 496 to a GTX 330 Mode S transponder NOTE How TCAS differs from TIS the main difference between TIS and TCAS is the source of surveillance data TCAS uses an airborne interrogator with a half second...

Page 156: ...adar which is a secondary surveillance radar similar to the ATCRBS TIS operation may be intermittent during turns or other maneuvering TIS is dependent on two way line of sight communications between...

Page 157: ...truder is on a course that crosses the client aircraft course at a shallow angle either overtaking or head on and either aircraft abruptly changes course within nm TIS may show the intruder on the opp...

Page 158: ...Page A Traf c Advisory TA symbol appears as a solid yellow circle All other traf c is shown as a hollow white diamond Altitude deviation from own aircraft altitude is shown above the target symbol if...

Page 159: ...ck Traf c ground track is indicated on the GPSMAP 496 screen by a target track vector a short line shown in 45 degree increments extending in the direction of target movement Traf c Warning Window Whe...

Page 160: ...ight the Map sub tab 5 Select TIS Traf c and use the ROCKER to change the Zoom range Highlighting TIS Traf c Using Map Page Panning Another Map Page feature is panning Refer to page 31 for more inform...

Page 161: ...hat may assist concerning the intruder aircraft Based on the above procedures minor adjustment to the vertical ight path consistent with air traf c requirements are not considered evasive maneuvers Th...

Page 162: ...iation In NMEA VHF out These comm modes send both NMEA data and VHF frequency information The following features are now available on the radio Remote frequency lists for departure enroute and arrival...

Page 163: ...ry Life 4 to 15 hours based on the XM antenna and backlight usage Source 11 35 VDC Fuse 3AG 1 5 Amp Performance Receiver Differential ready 12 parallel channel receiver Acquisition Times Approx 15 sec...

Page 164: ...496 where prolonged exposure to temperature extremes can occur such as in the trunk of a car as permanent damage may result User information such as waypoints and routes is retained in the unit s memo...

Page 165: ...e unit to the electrical system using the bare wires Programmable Data Cards Blank data cards available in a variety of sizes Download detailed map data from MapSource CD ROMs to a data card either di...

Page 166: ...t indicates the appropriate harness connections Replacement fuse is a 3AG 1 5 Amp fuse Power Data Connector on the GPSMAP 496 Unit Data Out Blue Ground Black Voice Orange Alarm White Power Red Voice B...

Page 167: ...496 connect an available RS 232 OUT pin on the transponder to the Data In pin on the GPSMAP 496 You do not need to connect the transponder to the GPSMAP 496 s Data In pin Then set the corresponding RS...

Page 168: ...upplied USB Data Cable connect the larger end of the cable to an available USB data port see illustration on the left When using a PC Interface Cable connect the larger end of the cable to a serial co...

Page 169: ...MAP 496 Data cards are not waterproof should not be exposed to moisture or excessive static charges and should be stored in the case supplied with the card To install a data card 1 Insert the card int...

Page 170: ...WC DBT DPT MTW VHW VTG and XTE sentences Garmin s proprietary communication protocol is available from the Web site www garmin com Removing the GPS Antenna You can remove the antenna to use an externa...

Page 171: ...into the GPS receiver in the sequence you want to navigate them Waypoint a location you store in your GPS What is Differential GPS DGPS The United States and Canadian governments among others have se...

Page 172: ...d an accuracy performance of 1 2 meters horizontal and 2 3 meters vertical throughout the majority of the continental United States and portions of Alaska WAAS is just one service provider that adhere...

Page 173: ...RAN TD format mode it simulates the operation of a LORAN receiver Location coordinates can be showed as TDs and all navigation functions can be used as if the unit was actually receiving LORAN signals...

Page 174: ...ss ENTER LORAN TD Setup If the active GRI Chain secondary stations or offsets were changed since the waypoint was created the waypoint now references the active GRI chain and secondary stations and ad...

Page 175: ...map to ensure the most accurate navigation What is a Location Format Your current location can be viewed on the GPS in the form of coordinates Since different maps and charts use different location f...

Page 176: ...Guard receives the call they can immediately access the caller s information such as who they are and the type of vessel in their database while they are in transit to the caller s location Any time...

Page 177: ...are currently under review by the National Telecommunications and Information Administration NTIA User Outside the United States Users can obtain an MMSI assignment from their telecommunications autho...

Page 178: ...latitude longitude and frequency Intersections identi er nearest VOR radial and distance from nearest VOR location latitude longitude and region country ARTCC Air Route Traf c Control Centers Airspac...

Page 179: ...ssible Check XM Antenna internal problem with your GXM 30A antenna Contact Garmin Product Support Database Error internal problem with the unit Contact your dealer or Garmin Product Support to have th...

Page 180: ...is available to calculate a DGPS position No Tide Stations for that Area no tide stations within 100 miles of the area No XM Signal the GXM 30A antenna is not receiving an XM signal None Found no data...

Page 181: ...ed track will not t in memory The oldest track log points have been deleted Transducer Disconnected Sonar Turned Off the unit has no transducer attached has a bad cable transducer or has a disconnecte...

Page 182: ...xt point on your route ETE Destination Estimated Time Enroute The estimated time required to reach your destination ETE Next Estimated Time Enroute The estimated time required to reach the next point...

Page 183: ...Good the rate of closure on a destination based on your current speed and course of travel Shown as VMG Vertical Speed the rate of climb or descent Voltage the direct current voltage level of an exte...

Page 184: ...secret of Garmin You agree not to decompile disassemble modify reverse assemble reverse engineer or reduce to human readable form the Software or any part thereof or create any derivative works based...

Page 185: ...CLUSIVE REMEDY FOR ANY BREACH OF WARRANTY Products sold through online auctions are not eligible for rebates or other special offers from Garmin Online auction con rmations are not accepted for warran...

Page 186: ...RESSED OR IMPLIED INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR OF NON INFRINGEMENT ARE HEREBY EXCLUDED USER SAFETY If you use XM Services it is your responsibility...

Page 187: ...RIGHTS THAN DESCRIBED ABOVE UNDER YOUR STATE S LAWS This product was developed using DAFIF a product of the National Geospatial Intelligence Agency This product has not been endorsed or otherwise appr...

Page 188: ...not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation This equipment generates uses and can radiate radio fr...

Page 189: ...ro pressure 50 battery level 4 pack 1 2 saver mode 116 beeper 115 BlueChart 161 bug indicator 41 94 setting 34 C cable 158 calculate routes for 118 calculation method 117 calendar 109 112 calibrated a...

Page 190: ...0 eld 8 nd from 58 from a different location 58 59 menu 57 60 your current location 3 nding an Item in automotive or marine mode 58 60 nding a nearby aviation point 18 22 shing information 112 sh symb...

Page 191: ...sages 113 176 180 military time 119 Mils 120 MMSI 96 168 169 MOB 92 modes 55 116 moon information 109 N navigate route 75 to point 92 track 90 navigating distress call 100 position report 100 navigati...

Page 192: ...e current route 72 scanning for beacon 164 scan for a frequency 123 searching the sky 5 search history 59 selecting an approach 23 24 selecting options 9 sentences 125 162 serial communications port 1...

Page 193: ...vectors 24 vertical navigation See VNAV vertical speed 120 VHF 168 VHF Comm 154 view details 31 VNAV 42 43 indicator 42 pro le 42 volume 3 115 VOR 18 170 W WAAS 6 116 158 163 164 Warning Page 3 waterp...

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Page 196: ...armin com Copyright 2006 Garmin Ltd or its subsidiaries Garmin International Inc 1200 East 151st Street Olathe Kansas 66062 U S A Garmin Europe Ltd Unit 5 The Quadrangle Abbey Park Industrial Estate R...

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