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Garmin GPS 120XL GPS Receiver User Manual

1. GPS 120xXL MARINE AFN LEIN E 0 24 GPSMAP 120 XL OWNER S MANUAL amp REFERENCE amp GARMIN quilt Software Version 2 0 or above 1997 GARMIN Corporation 1200 E 151st Street Olathe KS USA 66062 Tel 913 397 8200 or 800 800 1020 Fax 913 397 8282 Web Site Address www garmin com GARMIN Europe Ltd Unit 5 The Quadrangle Abbey Park Industrial Estate Romsey 5051 9AQ U K Tel 011 44 1794 519944 Fax 011 44 1794 519222 GARMIN Asia Corp 4th FI No 1 Lane 45 Pao Hsing Road Hsin Tein Taiwan R O C Phone 886 02 917 3773 Fax 886 02 917 1758 All rights reserved No part of this manual may be reproduced or transmitted in any orm or by any means electronic or manual including photocopying and recording for any purpose without the express written permission of GARMIN Information in this document is subject to change without notice GARMIN reserves he right to change or improve its products and to make changes in the content without obligation to notify any person or organization of such changes or improvements GARMIN Personal Navigator AutoLocate TracBack and MultiTrac 8 are all trade marks of GARMIN Corporation and may not be used without the expressed permission of GARMIN July 1997 Part 4190 00136 00 Rev B Printed in Taiwan INTRODUCTION GPS 120XL OPERATOR S MANUAL Welcome to the easies
2. 1 Screw the antenna directly onto the 1 14 mount 2 Route the cable to the location of the display unit using the appropriate tie wraps escutcheon plates and sealant to secure the cable along the route and through any bulkhead or deck 3 Once the GPS 120XL unit has been installed connect the cable to the antenna connector on the back of the dis play unit Turn the antenna connector 1 4 turn clockwise 55 to lock the cable into place APPENDIX A Installation Mounting the GPS 120XL The GARMIN GPS 120XI5 compact case is suitable for mounting in exposed locations or at the nav station The unit comes with a gimbal bracket that can be used for surface overhead or flush mounting When choos ing a location for the display unit make sure you con sider the following conditions There should be at least 2 00 5 0 cm clearance behind the case to allow connection of the anten na and power data cables The mounting surface should be rigid enough to support the unit and protect it from excessive vibration and shock To surface mount the GPS 120XL 1 Place the mounting bracket in the desired location 2 Mark and drill the four mounting holes for the fasten ers you are using 3 Fasten the bracket to the surface using the appropri ate fasteners 4 Insert the GPS 120XL into the mounting bracket 5 Screw the two mounting knobs through the bracket and into
3. and w keys to highlight the desired route waypoint and press the key 2 Once the GOTO waypoint page appears press to confirm the on route GOTO waypoint Note that after you reach the on route GOTO way point the GPS 120XL will automatically resume navi gating the rest of the route in sequence mE REFERENCE User Defined Navigation Pages Once you ve selected a GOTO destination or acti vated a MOB or route the GPS 120XL will provide Highway amp graphic steering guidance to the destination with one of two navigation pages Compass Pages ERG OST 203 0 238 203 16 25 TRE ZPD ERG DST 203 0 22 203 16 25 ETE ff une TRE SPD BASS 16 254 203 16 2 ETE HG 0 43 16 25 The Highway Page the default navigation page To switch the navigation provides a graphic highway that shows your page to the Compass Page movement relative to the desired course with an press ENTER tivice emphasis on your crosstrack error the distance and direction you are off course The Highway Page is well suited for boating and other activities with higher speeds and straight line courses to a destination The Compass Page provides a directional pointer to the destination with a rotating compass graph ic to display your direction of travel The Compass Page is ideal for activities like trawling DE age on 203 16 24 or entering a harbor and provides better steering guidance or slow s
4. 3 V Velocity Made Good VMG 3 WwW WATAN o oui quee REED ha ais 67 Waypoint sec succ te Res 3 Waypoint Comments 24 Waypoint Definition Page 22 Waypoint List Page 21 Waypoint Submenus 20 Wiring amp Specifications 58 Z Zooming Panning and Pointing 39 LIMITED WARRANTY GARMIN Corporation warrants this product to be free from defects in materials and workmanship for one year from the date of purchase GARMIN will at its sole option repair or replace any com ponents which fail in normal use Such repairs or replacement will be made at no charge to the customer for parts or labor The cus omer is however responsible for any transportation costs This war ranty does not cover failures due to abuse misuse accident or unau horized alteration or repairs GARMIN assumes no responsibility for special incidental punitive or consequential damages or loss of use The warranties and remedies contained herein are exclusive and in lieu of all other warranties expressed or implied including any lia bility arising under warranty of merchantability or fitness for a par icular purpose statutory or otherwise This warranty gives you spe cific legal rights which may vary from state to state To obtain warranty service call the GARMIN Customer Service department 913 397 8200 for a returned merchandise tracking number The unit should be securely packaged wi
5. points are updated continu ously 20 Waypoint Submenus The GPS 120XL has three waypoint submenu pages that let you manage a large number of waypoints quick ly and efficiently The nearest waypoints waypoint list and waypoint definition pages are accessed through the Menu Page To select a waypoint submenu page 1 Press EB or until the Menu Page appears 2 Use the and w keys to highlight the waypoint submenu page you want to use 3 Press to display the submenu page 4 To return to the Menu Page press the key Nearest Waypoints Page The nearest waypoints page shows the nine nearest waypoints that are within 100 miles of your present position with the bearing and range noted for each waypoint During an emergency the nearest waypoints page can give you the closest points of safety in your area at a glance The nearest waypoints page will also let you retrieve a waypoint definition page or GOTO a selected way point right from the list To review the waypoint definition page of a high lighted waypoint from the list 1 Press the key To return to the nearest waypoint page when the done field is highlighted 1 Press the key To go to a highlighted list waypoint 1 Use the and w keys to highlight a listed way point 2 To select a highlighted nearest waypoint as a destina tion press the key 3 Once the GOTO waypoint page appears press the key to confirm the
6. It provides better steer ing guidance at slower speeds for travel with many directional changes To switch back to the Highway Page press ENTER twice Cancelling a GOTO If you decide to stop navigating to the active way point all you have to do is cancel the GOTO To cancel an active GOTO 1 Press the key 2 Use the arrow keypad to move the field highlight to the CANCEL GOTO prompt at the bottom of the page and press EJ Clearing a Cluttered Map Display After you ve used the GPS 120XL for a few trips you may find that your map display has become a bit messy from keeping track of your every move For practice lets clean up the screen by clearing the track log the plot points left on the Map Page we ve just created during the Getting Started Tour 1 Press or until the Menu Page appears 2 Use the Y key to move the field highlight to the TRACK LOG option 3 Press to access the track log page 4 Press the 4 amp key twice to highlight the CLEAR LOG option The clear log confirmation page will appear 5 Use the key to highlight the Yes prompt 6 Press to finish Turning the Receiver Off You ve now gone through the basic operation of your new GPS receiver and probably know a little more than you think about how it works We encourage you to experiment with the GPS 120XL until it becomes an extension of your own navigation skills If you encounter any problems using the un
7. ting 3 Press the key to confirm the selection Units of Measure The GPS 120XL lets you select nautical default statute or metric units of measure for all speed and dis tance fields REFERENCE Units of Measure amp Speed Filter HAU SETUF FOSITION FRAT hddd mm mmm HAF DATIH Ws 84 cor 0 2B UHITE Hautical ZFEED FILTER Auto HEADING Auto Mag E004 To change the unit of measure 1 Highlight the units field and press the key Adjusting the CDI Scale will determine the value used in the Highway Page and for the range rings on the Map 2 Use and w to select the desired unit of measure 3 Press the key to confirm the selection Page if displayed Speed Filter HAW SETIF FOSITION FRHT hdd mm mmm HAF DRTUH Mas 84 cor 0 25 UHITE Statute ZFEED FILTER uta HEADING Auto Mag E004 HAN SETUF FOZITIOH FRHT hdd mm mmm HAF DRTUH WGS 84 GDI 0 25 UNITS Bitatute SPEED FILTER Auto HEADING Auto Mag E004 Choose a navigation unit you are familiar with or that may be appropriate to the situation in which the GPS 120XL is used 49 REFERENCE Speed Filter amp Magnetic Heading HAN SETUF FOZITIOH FRHT hddd mm mmm HAF DRTUH Ws 84 cor 0 25 UHITE Statute SPEED FILTER On 3 sec HEADING User Mag E000 Setting the speed filter to On makes it possible for you to select th
8. 1 Press with the no field highlighted REFERENCE Waypoint List Page HAYFOLTHT LIST Bd3EHFTY TNSED Bei Baz gos COVE roe DOCK kroz FISH 3 FISH gos FUEL DEL ALL HEFTE The total number of used and available waypoints is indicated at the top of the page Route waypoints are Above R03 means route 3 indicated by an R DEL ALL HFTz HARHIHG all user defined waypoints and routes will be deleted Are vou sure ves or IA Deleting all user waypoints will also delete all routes stored in memory 21 REFERENCE Waypoint Definition Page HAYFOIHT ooo 0 008 REHAHE MEH DELETE DOME Use the waypoint definition page to review rename or delete stored waypoints and to create new waypoints manually HAYFOIHT REHAHE MEH DELETE DOHNE To create a new waypoint by manually entering coor dinates or by referencing an existing waypoint highlight the NEW prompt and press the ENTER key Waypoint Definition Page The last of the three waypoint management pages is the waypoint definition page This page lets you create new waypoints manually or review and edit existing waypoints Waypoint HAYFOIHT_ Name HAHE FISH is Position Ngee gee 7C Coordinates EAREERS FOIMT 8 Waypoint Comment Reference d Waypoint REF DOCK ERG OST Bearing from SEE 2 33m Reference Pad REHAHE HEH DELETE
9. 1927 Canada and Newfoundland North Am 1927 Canal Zone North American 1927 Caribbean Barbados Caicos Islands Cuba Dom Rep Grand Cayman Jamaica Leeward and Turks Islands North American 1927 Central America Belize Costa Rica E H Salvador Guatemala onduras Nicaragua orth Am 1927 Mean Value CONUS orth American 1927 Cuba orth American 1927 Greenland HayesPeninsula N American 1927 Mexico North American 1927 San Salvador Island North American 1983 Alaska Canada Central America CONUS Mexico 63 APPENDIX D Map Datums Nhrwn Masirah Nhrwn Saudi A Nhrwn United A Naparima BWI Obsrvtorio 66 Old Egyptian Old Hawaiian Oman Ord Srvy GB Pico De Las Nv Ptcairn Ast 67 Prov S Am 56 Prov S Chln 63 Puerto Rico Qatar National Qornoq Reunion Rome 1940 RT 90 Santo Dos Sao Braz Nahrwn Masirah Island Oman Nahrwn Saudi Arabia Nahrwn United Arab Emirates Naparima BWI Trinidad and Tobago Observatorio 1966 Corvo and Flores Islands Azores Old Egyptian Egypt Sapper Hill 43 Schwarzeck Sth Amrcn 69 Old Hawaiian Mean Value South Asia Oman Oman SE Base Old Survey Grt Britn England Isle of Man Scotland Shetland Isl Wales SW Base Canary Islands Pitcairn Astro 67 Pitcairn Isl Prov So Amricn 56 Bolivia Chile Colombia Ecuador Guyana Peru Timbalai 1948 Venezuela Prov So
10. 2 default to 1 0 nautical mile To select a larger zoom scale on the Map Page 1 Press the key until 1 0 n m zoom scale appears Your current position is shown as the diamond in the middle of the screen The dark circle below the dia mond represents the position you created with the line between the two showing your track 1 Once you have reached an area that allows for gener al changes in direction without interfering in the pas sage of other boats mark your current position again and name this waypoint CHANNL See Marking a Waypoint on pages 10 11 2 Next make a moderate turn in any direction safe for navigation and proceed for another 3 minutes Going To a Waypoint Once you ve stored the CHANNL waypoint in memory you can use the GPS 120XL to guide you to it by performing a simple GOTO A GOTO is nothing more than a straight line course from your present position to the destination you ve selected IN Use caution when navigating A straight line course reflects the shortest distance to a waypoint and does not navigate around obstructions such as land or buoys etc Now that you have moved away from CHANNE for three minutes let5 try navigating back to it To select a GOTO destination 1 Press the key 2 The GOTO waypoint page will appear displaying all the waypoints in memory in alphabetical order 3 Use 4 amp or Y to highlight the CHANNL waypoint 4 Press
11. Chilean 63 S Tokyo Chile Puerto Rico amp Virgin slands Tristan Ast 68 Qatar National Qatar Qornoq South Greenland Viti Levu 1916 Reunion Mascarene Island Rome 1940 Sardinia Island WGS 72 Sweden Wake Eniwetok Santo Dos Espirito WGS 84 Santo Island Sao Braz Sao Miguel Santa Maria Islands Zanderij Azores Sapper Hill 1943 East Falkland Island Schwarzeck Namibia South American 69 Argentina Bolivia Brazil Chile Colombia Ecuador Guyana Paraguay Peru Venezuela Trinidad and Tobago South Asia Singapore Southeast Base Porto Santo and Madiera Islands Southwest Base Faial Graciosa Pico Sao Jorge and Terceira Islands Azores Timbalai 1948 Brunei and E Malaysia Sarawak and Sabah Tokyo Japan Korea Okinawa Tristan Astro 1968 Tristan da Cunha Viti Levu 1916 Viti Levw Fiji Islands Wake Eniweto Marshall Isl World Geodetic System 1972 World Geodetic System 1984 Zanderij Surinam A Activating and Inverting Routes 32 Active Route Page 32 Alarms Setup iis nd baked ke 53 Almanac Data 2 Altitude Display 18 Anchor Drag Alarm 53 Arrival Alarm 0 2 2 2 53 B Backlighting 18 BEANE Eees upee cB fot alate bd 2 C CDI Alarm 53 CDI Scale Settings 49 Cancellinga GOTO 15 CAUMON keee reticere iv Clearing a Cluttered Map Display 15 Co
12. Connect the BLACK harness lead to a ground strip or the negative side of a 10 40 volt DC power source PIN 1 red 10 40 volts DC PIN 2 black Ground PIN 3 blue NMEA out a 10 40 volts DC PIN 4 brown NMEA in PIN 5 white No connection aah eee Pin assignment PIN 6 green No connection Autopilot PIN 7 yellow alarm low NMEA Device GBR 21 Beacon Receiver Alarm Relay To connect an external alarm connect the ground side of the alarm device to the YELLOW harness lead 100 mA DC load max The following interface formats are sup ported by the GPS 120XL for driving three NMEA devices NMEA 0180 NMEA 0182 NMEA 0183 version 2 0 NMEA 0183 version 1 5 Approved sentences Approved sentences GPGGA GPGLL GPGSA GPGSV GPBWC GPGLL GPRMB GPRMC GPXTE eee GPVTG GPWPL Proprietary sentences Proprietary sentences PGRME estimated error PGRMM map PGRMM map datum PGRMZ datum PGRMZ altitude PSLIB beacon altitude PSLIB beacon rec control receiver control The GPS 120XL is constructed of high quality materials and should not require user maintenance Should your unit ever need repair please take it to an authorized e GARMIN service center The GPS 120XL has no user ser Wiring amp viceable parts Never attempt any repairs yourself Specifications APPENDIX B To protect your GP
13. NMEA data to compatible external devices without any differential input capability select the None NMEA setting Once a NMEA output setting has been selected with or with out RTCM input the NMEA field will become high lighted NMEA formats 0180 0182 or 0183 1 5 or 2 0 are available THTERFACE 4800 baud To select a NMEA format 1 Press to begin a NMEA selection 2 Use and w to select a format and press Gg DGPS Interface The last two format settings allow the differential eady GPS 120XL to accept RTCM DGPS corrections in RICM 104 version 2 0 format Using DGPS corrections will improve receiver accuracy to 5 10 meters regard ess of errors induced by the U S governments Selective Availability SA program The RTCM NONE format will allow connection to any manually tuned beacon eceiver by using the proper output interface The baud ate is selectable from the GPS 120XL The RTCM NMEA selection controls the GARMIN GBR 21 differential beacon receiver Once a RTCM set ing has been selected the GPS 120XL will either auto atically try to tune the last frequency and bit rate you selected or will switch to the default frequency of 304 0 kHz with a bit rate of 100 bps if no previous beacon has been tuned You may also enter your own frequency and bit rate if desired DGPS Interface continued To enter a DGPS beacon frequency 1 Highlight the freq field and press Eg 2 Enter the desired frequen
14. and press ENTER to confirm The old coordinates will be replaced by the coordinates of your present position you must have a valid 2D or 3D position fix 23 REFERENCE Editing Deleting amp Renaming Waypoints HRYFOIHT HRHE COVE H 3723 333 W ds 17 204 5HALLOH BREF ERG lz 3 355 REHAHE MEH DELETE DOHNE The waypoint comment field will automatically dis play the date and time of creation of the waypoint You may replace this with a 16 character custom com ment at any time HAYFOIHT MAKE COVE H 37 23 333 W ds 17 204 SHALLOW AREA ERG 10 3 358 Goa HEH DELETE DOME To access the rename func tion from the waypoint def inition page highlight the RENAME prompt and press ENTER 24 Editing Existing Waypoints The waypoint definition page also allows you to change the name coordinates comment or reference waypoint field for a stored waypoint Fields shown on page 22 To edit the name coordinates comment or refer ence waypoint field 1 Use and w to highlight the field you want to edit 2 Press to begin entry in the selected field 3 Enter your new data 4 Press the key to confirm your changes Waypoint Comments Each waypoint stored in the GPS 120XL has a user defined 16 character comment field The default com ment is the UTC date and time of the waypoints creation To change or add a comment 1 Usethe and
15. gives you access to the GPS 120XIs way point management route track log and setup features hrough a list of submenus GETTING STARTED Map Navigation amp Menu Pages Map Page Shows your progress on a moving track plotter and get a bird s eye view of sur rounding waypoints with the Map Page ERG DST 243 2 218 243 14 0 TRE ZPD ss ES 1 25 t 1 25 ETE una B3 28 14 85 Highway Page With the Highway Page you will get graphic steer ing guidance in navigating a route or to a single way point Marking A Position SYSTEM SETUP HODE Bimulator DATE 22 FEB 37 TIHE 07 33 48 pm OFFSET 06 00 HOURS 12 CONTRAST E TOHE HSG kes The simulator mode will allow you to practice navi gation and become familiar with the GPS 120XL with out leaving your slip GPS FOSITION Was paint oo1 H 33 00 000 W ss adno Add to route number To save a waypoint with the default three digit name simply press the MARK key followed by the ENTER key The GPS 120XL will then return to the page previous ly displayed 10 Getting Started Tour ow that your GPS receiver has been initialized and you are familiar with the primary pages its time to take a tour This is a live tour and is to be conducted with your unit installed and with the boat in the water The tour will take you through the receivers basic features and functions as you move
16. number to be activated and press ENTER 3 Move the field highlight to the ACT prompt and press the key Inverting a route allows you to navigate route legs in reverse order without editing the original route To activate a route in inverted order 1 Follow the steps above but select the INV prompt and press Ez Active Route Page Once a route has been activated the active route page will appear displaying the waypoint sequence of your route with the estimated time enroute ETE at your present speed and distance to each waypoint As ong as you are navigating an active route the active oute page will become part of the primary page sequence of the unit The active route page will also allow you to change he ETE field to display desired track DTK or estimat ed time of arrival ETA for each leg In addition you can also clear or invert the active route To display DTK or ETA for each leg 1 Highlight the estimated time enroute ETE field and press the key 2 Usethe or w keys to select DTK or ETA and press the key The active route page also allows you to clear stop navigating or invert the active route without using the route definition page To invert a route from the active route page 1 Pressthe key once to move the field highlight to the INVERT prompt 2 Press the key to invert the route To clear the active route from the active route pa
17. peed e g walking travel To switch the navigation with many directional changes page to the Highway Page Both pages provide a digital display of the bearing press ENTER twice and distance to the destination your current speed and track over the ground and course deviation indicator CDI Select the desired navigation page at any time To select the Compass or Highway Page 1 Press GB until the current navigation page appears 2 Press C An on screen box will appear with the navigation page not currently in use highlighted as the default i 35 3 Press to switch the navigation screen REFERENCE Highway Page ERG DST 264 1 7A 296 13 05 TRE ZPD FISH 6 n 06 B 2E ETE UHG BS 13 12 75 In this example the Highway Page indicates that you are off course to the right Steer left to get back on course Notice the emphasis of the Highway Page is on the desired course ERG DST 274 1 598 195 20 0 5 TRE ZPD If you get too far off course a message box will appear to indicate what course to steer to get back on course most efficiently 36 Using the Highway Page The GPS 120XIs Highway Page also provides graph ic steering guidance to a destination with a greater emphasis on the straight line desired course and the distance and direction you are off course The bearing and distance to a waypoint along with your current track and speed are displayed at the t
18. select a mode and press Ga Date and Time Setup The date and time field is located directly below the mode field Because the time shown is UTC time you will need to enter a time offset to display the correct local time for your area To determine the time offset for your area note your position and refer to the chart in Appendix C To enter the time offset 1 Highlight the OFFSET field and press the key 2 Enter the time offset and press El Remember to select a positive or negative indicator for your offset Time Format The time display shown on the system setup and Position Pages may be set to display the time in a 12 or 24 hour format To select the time format 1 Highlight the HOURS field and press the key 2 Select 12 or 24 hour display and press Eg to confirm Screen Contrast The GPS 120XL features adjustable screen contrast and is controlled by using an on screen bar scale To set the screen contrast 1 Move the field highlight to the CONTRAST field and press the key 2 Use the and keys to adjust the bar scale for the desired contrast and press the key Tone Setting SYSTEM SETUF HODE Simulator DATED JUL 37 TIHE 17 59 52 OFFSET 00 00 HOURS 24 CONTRAST Le You may choose from three settings for audible tone messages only messages and keystrokes or no tone at all To specify a tone setting 1 Highlight the TONE field and press the key
19. selected waypoint as your destination Waypoint List Page The waypoint list page provides you with a com plete list of all waypoints currently stored in the GPS 120XL The total number of used and empty waypoints is indicated above the waypoint list From the waypoint list page you can retrieve a waypoint definition page delete all user defined waypoints or GOTO a selected waypoint If a waypoint is currently used in a route the lowest route number will be indicated to the left of the waypoint name To review the waypoint definition page of a high lighted list waypoint 1 Press the key To return to the waypoint list page with the done field highlighted 1 Press the key To GOTO a list waypoint 1 Use the 4 and w keys to scroll through the list and select a waypoint 2 To select a highlighted waypoint as a destination press the key 3 Once the GOTO waypoint page appears press the key to confirm the selected waypoint as your destination To delete all user defined waypoints 1 Use the or w keys to move the cursor high light to the delete all waypoints field 2 Press the key A warning page will appear asking if you are sure you want to delete all user defined waypoints and routes If you want to continue and delete 1 Press the key to highlight the Yes field 2 Press the key 3 Press the key to return to the Menu Page If you do not want to delete all waypoints
20. the distance field and press ENTER to confirm 18 Screen Backlighting The GPS 120XL features three levels of backlighting Activate the backlight by pressing the POWER key briefly Each press of the button advances the backlight ing to the next level and then turns it off Backlighting will remain on until turned off Note a bulb icon will appear on the Satellite Page when backlighting is on Position Page The GPS 120XI5 Position Page shows you where you are the direction you are heading and your speed and is most useful when you are traveling without an active destination waypoint A compass tape at the top of the page displays your cardinal heading while mov ing with current track and speed over the ground indi cated below The rest of the page shows your present position in three dimensions latitude longitude and altitude The units of measure for speed distance posi ion and altitude are all user selectable through the nav igation setup menu see pages 48 50 The 12 24 hour clock and time offset options are available from the sys em setup menu see page 47 Trip Odometer The Position Page also features a resettable trip odometer to measure your total distance traveled To reset the trip odometer 1 Press the wr key until the trip field is highlighted 2 Press ID followed by 4 3 Press Ca to finish Altitude Display When the GPS 120XL is acquiring satellites or navi gating in
21. the key to confirm that you want to navi gate to the displayed waypoint The Highway Page default will appear Distance to Waypoint Bearing to Waypoint Destination Waypoint Destination Waypoint DI Scale Finish Line lt CDIScale The GPS 120XI5 Highway Page provides graphic steering guidance to a destination with an emphasis on a straight line course to the desired waypoint and the distance and direction you are off course The bearing and distance to a waypoint along with your current track and speed are displayed at the top of the screen with your estimated time enroute ETE and velocity made good VMG or the speed you are approaching your destination shown at the bottom Going To A Waypoint GOTO HRYFOIHT CHAHHLE DOCK GARMIH CANCEL GOTO The GOTO waypoint page allows you to select your destination from a list of all available waypoints in the GPS 120XLs memory GOTO HAYFOIHT CHAHHL DOCK GARMIH Once a GOTO is activated the GPS 120XL will provid ed steering guidance until the GOTO is cancelled To cancel a GOTO highlight the cancel prompt at the bottom of the page and press ENTER 13 GETTING STARTED Using The Highway Page CHAHHL 270 0 21 ERG DST The 120XL will also provide steering guidance with a graphic compass page To change the display from the highway page press ENTER twice HESSAGES Approaching CHRHHL
22. to record points based upon a specific time interval 1 Highlight the CRITERIA field and press GRE 2 Use or w to select Time Interval and press co 3 Press to begin entry of the interval 4 Enter a value in hours minutes and seconds and press the ER key Managing and Clearing the Track Log The rest of the track log setup page displays the per centage of available memory currently used to store track log data and function fields in order to clear the track log memory and activate the TracBack feature To clear the track log 1 Highlight CLEAR LOG and press EE 2 A warning page will appear and ask you to confirm your actions Use the key to move the field highlight to the Yes field and press Gay TracBack Function The TracBack option lets you activate a TracBack route using the track log see pages 29 30 for more information To activate a TracBack route 1 Highlight the TRACBACK option and press Gia zm Interface Setup The interface setup page lets you specify the inter facing formats for connecting external devices There are five interface options GRMN GRMN None None None NMEA RTCM None and RTCM NMEA Each option lists the input format first followed by the out put format To select I O format 1 Highlight the 1 0 field and press EJ 2 Usethe and w keys to toggle through and select the desired setting and press Gig The GRMN GRMN setting is a pr
23. understand what the GPS 120XL is doing at any given time and will tell you whether or not the receiver has calculated a position fix Sky View and Signal Strength Bars The sky view and signal strength bars give you an indication of what satellites are visible to the receiver whether or not they are being used to calculate a posi ion fix and the signal quality The sky view in the cen er of the page shows a bird s eye view of the position of each satellite relative to the receivers last known posi ion The outer circle represents the horizon north up he inner circle is 45 above the horizon and the center point is a position directly overhead When the receiver is looking for a particular satel he corresponding signal strength bar will be blank and the sky view indicator will remain highlighted in everse video Once the receiver has found the satellite a hollow signal strength bar will appear indicating that he satellite has been found and the receiver is collect ing data from it The satellite number in the sky view will also change from reverse video to normal presenta ion As soon as the GPS 120XL has collected the neces sary data to use the satellite for positioning the hollow bar will become solid i et e Receiver Status and EPE Receiver status is indicated at screen with the current horizonta position error in feet or meters a he top left of the l accuracy estimated the t
24. uploading or downloading infor mation to the connected device WPT Memory is Full Yo have used all 250 waypoints in the GPS 120XL Delete unwanted waypoints to make room for new entries The chart below gives the UTC time offset for the various longitudinal zones If you are in daylight savings Longitudinal Zone W180 0 to W172 5 W172 5 to W157 5 W157 5 to W142 5 W142 5 to W127 5 W127 5 to W112 5 W112 5 to W097 5 W097 5 to W082 5 W082 5 to W067 5 W067 5 to W052 5 W052 5 to W037 5 W037 5 to W022 5 W022 5 to W007 5 WO007 5 to E007 5 time add one hour to the offset Offset Longitudinal Zone Offset 12 E007 5 to E022 5 l 11 E022 5 to E037 5 2 10 E037 5 to E052 5 3 9 F052 5 to E067 5 4 8 E067 5 to E082 5 5 7 E082 5 to E097 5 6 6 E097 5 to E112 5 7 5 E112 5 to E127 5 8 4 E127 5 to E142 5 9 3 E142 5 to E157 5 10 2 E157 5 to E172 5 ll 1 E172 5 to E180 0 12 0 61 APPENDIX D Map Datums The following list shows the 104 map datums available for the GPS 120XL Menu Page abbrevi ations are listed first followed by the correspond ing map datum name and area Adindan Afgooye AIN EL ABD 70 Anna 1 Ast 65 ARC 1950 ARC 1960 Ascnsn Isld 58 Astro B4 Sorol Astro Ben E Astro Dos 71 4 Astr Stn 52 Astrln Geod 66 Astrln Geod 84 Bellevue IGN Bermuda 19
25. 2 REFERENCE Selecting Displayed Items on the Map Page cont The NEAREST selection will display the nine nearest waypoints to your present position not to the target cursor on the map The NAMES selection will display the waypoint name for the nine nearest waypoints To turn a plotted item on or off 1 Highlight the confirmation Yes or No field for the plot ted item and press El 2 Use A or w to select Yes No and press GEE Track Log Display The track log option sets the number of points the unit will attempt to display on the Map Page The default setting of 250 points provides good resolution with minimal screen clutter The maximum setting is 768 points Once the maximum number of track points is reached the older points will be lost as new points are added Note that adjusting the points displayed will not affect whether or not the receiver records a track log or the ability to create a TracBack route To enter a log setting 1 Highlight to the track log field and press Eg 2 Enter a value in the 3 digit field and press Bg If you do not want to display a track enter 000 Alarms Setup TI HEHU HEAREST HFTZ HAYFOIHT LIST HAYFOIHT ROUTES DIST AHD SUH TRACK LOG THTERFACE ZYZTEH SETUF ALARA SETIF e alarms setup page is used to set the three alarms available on the GPS 120XL the anchor drag alarm TI arrival alarm and CDI alarm e anch
26. 2 Use the and w keys to select the desired tone and press Ez REFERENCE Navigation Setup SYSTEM SETUF HODE Simulator DATES JUL 37 TIHE 06 00 36pm OFFSET 00 00 HOURS 1E CONTRRET TOHE HSG Onl Choose 24 hour military or 12 hour time display from the HOURS field SYSTEM SETUF HODE Simulator DATE 22 FEB 37 TIHE 07 51 20 pm OFFSET 06 00 HOURS 12 CONTRAST TOHE MSG Key Screen contrast may be adjusted to your lighting conditions with the contrast bar 4 Navigation Setup HAW SETUP POSITION FRAT dad rina mmm HAF DATIH WGS 84 GDI 0 23 UNITE Hautical SPEED FILTER Auta HEADING Auto Mag E004 The position format may be set to display your choice of many formats Note degree and minutes is the default setting HAU SETUF P SITIOH FRHT hdd mm mmm HAF DRTUH Buropean 1373 cDI 0 23 UHITE Statute SPEED FILTER Auta HEADING Auto Mag E004 Use any of the 106 separate map datums to maximize the operation of the GPS 120XL with your specific map or chart REFERENCE en Navigation Setup HEHU HEAREST HFTZ HAYFOIHT LIST DIST AHD SUH TRACK LOG THTERFACE EYZTEH ZETUF HAU SETUF HAF SETUF ALARHS ZETUF The navigation setup page is used to select units of measurement for position format map datum CDI scale and distance speed and headi Position Formats The
27. 57 62 Adindan Ethiopia Mali Senegal Sudan Afgooye Somalia AIN EL ANBD 1970 Bahrain Island Saudi Arabia Anna 1 Astro 65 Cocos Isl ARC 1950 Botswana Lesotho Malawi Swaziland Zaire Zambia Zimbabwe ARC 1960 Kenya Tanzania Ascension Island 58 Ascension Island Astro B4 Sorol Atoll Tern Island Astro Beacon E Iwo Jima Astro Dos 71 4 St Helena Astronomic Stn 52 Marcus Island Australian Geod 66 Australia Tasmania Island Australian Geod 84 Australia Tasmania Island Efate and Erromango Islands Bermuda 1957 Bermuda Islands Bogata Observ Campo Inchspe Canton Ast 66 Cape Cape Canavrl Carthage CH 1903 Chatham 1971 Chua Astro Corrego Alegr Djakarta Dos 1968 Easter Isld 67 European 1950 ogata Obsrvatry Colombia Campo Inchauspe Argentina Canton Astro 1966 Phoenix slands Cape South Africa Cape Canaveral Florida ahama Islands Carthage Tunisia CH 1903 Switzerland Chatham 1971 Chatham sland New Zealand Chua Astro Paraguay Corrego Alegre Brazil Djakarta Batavia Sumatra sland Indonesia Dos 1968 Gizo Island New Georgia Islands Easter Island 1967 European 1950 Austria elgium Denmark Finland France Germany Gibraltar Greece Italy Luxembourg etherlands Norway Portugal Spain Sweden Switzerland European 1979 Finland Hayfrd Gandajika Base Geod Datm 49 Guam 1963 Gux 1 Astro Hjorsey 1955 Hon
28. FRESS FAGE Once you are one minute from the destination based on your present speed and course an arrival message will appear on the message page 14 Using the Highway Page continued ERG OST 2FO 0 1027 Current Track F7 3 O5 m Current Speed IRK SPO CHAHHL Position Diamond Estimated Bae c ae Arrival Pointer to Waypoint As you head toward your destination the middle section of the screen provides visual guidance to your waypoint on a moving graphic highway The moving arrow just below the course deviation scale always points to your selected waypoint relative to the direc ion you are moving Your present position is represented by the diamond in the center of the course deviation scale The line down the middle of the highway represents your desired track As you navigate toward a waypoint the highway will actually move indicating the direction you re off course relative to the position diamond on he CDI scale To stay on course simply steer toward he center of the highway While navigating you may decide to use the Compass Page see picture above left instead of the Highway Page To select the Compass Page 1 While viewing the Highway Page press Gig twice The Compass Page will now become the displayed navigation page This page provides a directional point er to your destination by using a rotating compass dis play to show direction of travel
29. H CRITERIA Automatic HEHORY USED 16 of FES points zx CLEAR Log TRACEACK Turning the track recording option off will prevent you from using the TracBack option TRACK LOG RECORD yes CRITERIA Time Interual 00 00 30 HEHORY USED 13 of 758 points zx CLEAR Log TRACEACK Entering a time interval in to the track recording crite ria will plot your position points further apart than they would be in the Automatic setting This will increase the distance you can travel without using up your track log but will greatly reduce the effec tiveness of TracBack 42 Track Log Setup Page The track log setup page lets you manage the GPS 120XI5 tracking data From this page you can select whether or not to record a track and define how it is recorded Note Track display options showing or not showing a recorded track log on the Map Page are addressed on page 52 To turn track log recording on or off 1 Highlight the RECORD field and press CIE 2 Select Yes or No and press EJ NOTE Turning the track recording off will disable the TracBack feature Track Criteria The stored track criteria determines how often posi tions are stored in the track log The default setting is automatic which will store a track based on resolution This setting gives you the most efficient use of track memory and provides the most accurate TracBack route To change the criteria
30. MELBA Distance from Reference Waypoint Waypoint Function Prompts To create a new waypoint manually you ll need to know its position coordinates or its distance and bear ing from an existing waypoint To create a waypoint by entering coordinates 1 If a waypoint is currently displayed in the name field highlight NEW and press IE Then press the 4 key to clear the name field 2 Use and w to enter your waypoint name and use and gt to move to the next character position 3 Press to confirm the waypoint name The posi tion field will now become highlighted with the receiv er s last known position shown if one exists 4 Press to begin entry of the position 5 Use the a and w keys to enter your position and use the and keys to move to each character field 6 Press to confirm and save your coordinates The default waypoint comment UTC date and time of cre ation will appear and the highlight will move to DONE 7 Press the key to return to the Menu Page Reference Waypoints To create a new waypoint manually without know ing its position coordinates you ll need to enter its bearing and distance from an existing waypoint The GPS 120XL will then calculate the position coordinates for you HAYFOLTHT HAHE DAL H 37430 650 WM ds 22 033 ERG DST ooo 0 008 REHAHE MEH DELETE DOME To create a new waypoint by referencing a stored waypoint 1 Press u
31. S never allow gasoline or other sol vents to come in contact with the case or screen Clean the case and screen with a soft cloth and a household window cleaner PHYSICAL Case Gasketed construction Size 4 9 H x5 3 W x 24D 15 6 x 5 1 x 1 23 cm Weight Less than 1 Ib 454g Temperature Range 5 to 158 F 15 to 70 C PERFORMANCE Receiver Differential ready MultiTrac8 Acquisition Time Approx 20 seconds warm Approx 2 minutes cold Approx 7 5 minutes AutoLocate Update Rate l second continuous Position Accuracy 5 10 meters 16 33 ft with DGPS corrections 15 meters 49 ft RMS Velocity Accuracy 0 1 knot RMS steady state 99 knots max Dynamics Performs specification to 3gs POWER Input 10 40v DC Usage 2 watts Specifications subject to change without notice With optional GARMIN GBR 21 Beacon Receiver Input Subject to accuracy degradation to 100m 2DRMS under the U S DOD imposed Selective Availability Program 59 APPENDIX C The GPS 120XL uses a flashing on screen message to alert you to important information Whenever the message indicator appears press the PAGE key to view the message page There are two types of messages temporary alerts and condition alerts Temporary alerts are cleared from the message page after viewing while condition alerts remain on the message page until the condition has been resolved Pay careful attention to all messages for your own sa
32. TO WAYPOINT A ACTIVE FROM WAYPOINT Getting Started with your GPS Welcome to the exciting world of GARMIN GPS The GPS 120XL represents GARMINS continuing com mitment to provide marine users with quality naviga tion information in a versatile user friendly design they will enjoy for years to come To get the most out of your GPS receiver be sure to ization and Getting Started sections of this manual and refer to the reference section for complete details on the GPS 120XIs advanced fea ead through the initial ures Initializing Your GPS for First Time Use The first time you power p your new GPS 120XL is an important step in getting the best possible future GPS performance Because a GPS receiver can only receive signals from satellites above what satellites he horizon it needs to know o look for at any given time By using an almanac a timetable of satellite numbers and their orbits stored in the receivers can determine memory the GPS 120XL he distance and position of any GPS satellite and then use this information to determine your position To obtain this almanac data your GPS receiver needs to be initialized or given the opportunity to find itself th e very first time it is turned on Once you have initialized the unit the GPS 120XL will com pute fut minutes re fixes more rapidly usually in a few Remember tha
33. TRAST mum TOHE MSG Key Select the simulator mode from the operation mode choices and press ENTER You may return to normal operation by changing the operation mode or by turn ing the unit off Navigation Simulator The GPS 120XI5 simulator mode lets you practice all aspects of its operation without active satellite acqui sition You can also plan and practice trips enter new waypoints and routes and save them for use during normal operation The simulator is activated from the system setup page with speed and heading controlled from the Position Compass or Highway Pages To activate the simulator 1 Highlight SYSTEM SETUP and press CEEJ 2 Highlight the MODE field and press EJ 3 Use or w to select the simulator mode and press ENTER 4 Press G amp D to return to the Menu Page Once the simulator mode has been activated use the Position Compass or Highway Page to set your speed and track You may also enter a new position if you desire only from the Position Page To enter track speed and position 1 Highlight the TRACK field and press the key 2 Enter a track heading and press El 3 Highlight the SPEED field and press GR 4 Enter a speed and press E 5 Highlight the POSITION field Position Page only and press CE 6 Enter a position and press the key IN The GPS 120XL does not track satellites in sim ulator mode Although you can create and save wa
34. ZOO LEVEL s mun uni To change the map scale press the IN or OUT hey once for each level desired An on screen window will display the current zoom scale The crosshair will snap to waypoints highlighted on the map which allows you to quickly review or GOTO the selected waypoint right from the Map Page 39 Using the Cursor on the Map HAF POSITION Was point oo H 331 272 W ds 20 330 Add to route number To mark a waypoint with the crosshair simply pan to the desired position and press the ENTER key 20T HAVPOINT Bei CEWE DOCEK F ISH E FISH CANCEL GOTO The crosshair may also be used to define a GOTO des tination by panning to the desired position and press ing the GOTO key To save the MAP waypoint rename it as it will be overwritten by the next MAP waypoint REFERENCE Zooming Panning amp Pointing continued To go to a waypoint highlighted on the map 1 Press the key The GOTO waypoint page will appear with the waypoint s name highlighted 2 Press the key to confirm To stop the panning function and display your present position 1 Press the key Using the Cursor to Mark and GOTO Waypoints During panning the crosshair represents a target position right on the moving map with the range and bearing to the target displayed at the top corners of the screen To mark the target crosshair position as a new wa
35. a 3 Use the arrow keypad to enter the name 4 Press to confirm the waypoint name The field highlight will move to the route field If you d like to add this waypoint to a route 1 Press the key 2 Use the or w keys to enter a route number and press EJ 3 Press the key again to save the waypoint If you do not want to add this waypoint to a route 1 Highlight the save field and press the key REFERENCE Marking amp Saving Waypoints GPS FOSITION Was point 00i H 37431 aro W ds 20 080 Add to route number The GPS 120XL will auto matically name new way points with a default three digit name You may then highlight the name field press ENTER and enter your own waypoint name GPS FOZITIOH Wat paint FISH 3 H 3731 470 W ds 20 080 Add to route number SANE To add a waypoint to a route as you are marking its position enter the desired route number highlight SAVE and press ENTER 19 REFERENCE Nearest Waypoints Page HEHU HEAREST HFTZ HAYFOLTHT LIST HAYFOIHT ROUTES DIST AHD SUH TRACK LOG THTERFACE SYSTEM SETUF ALARHS SETUF To select a waypoint sub menu highlight the desired option and press ENTER HEAREST HFTS HRYPNT ERG ooz DET FISH 3 iDT Dui mr Doc DET FUEL osd CANE i20 I l Wwe eo The compass heading BRG and distance DST to the nine nearest way
36. about on the water and assumes that the GPS 120XL is turned on initialized and that you have not changed any of the factory set tings units of measure selectable fields etc If these settings have been changed the pictures and descrip tions in this manual may not match what you see on your screen Navigation Simulator If you are not able to take the Getting Started Tour with your boat in the water you may use the built in navigation simulator to practice using the GPS 120XL To use the simulator see page 54 Marking a Waypoint To begin the tour lets take the position you have acquired either by just initializing the unit or by having turned the unit on and mark it as a waypoint for future reference 1 Press the key to capture and hold your position IN To mark a position you must have obtained a 2D or 3D fix or have the receiver in simulator mode If you try to mark a position without a position fix you will be alerted with a No GPS Position message The mark position page will appear showing the captured position and a default 3 digit waypoint name Lets change the default name to something a little more meaningful like DOCK 1 Press the 4 amp key twice to move the field highlight from the save field to the name field 2 Press Gigdand to clear the default waypoint name 3 Press and hold the key to scroll through the alphabet until the letter D appears 4 Press t
37. an open storage route before activating another TracBack Activating another TracBack or storage oute will overwrite the existing TracBack route Whenever a TracBack route is activated tempo ary waypoints e g TOO1 that are not con ained in routes 1 19 are erased If there are tem porary waypoints stored in routes 1 19 the eceiver will create any new temporary waypoints using the first three digit number available ae REFERENCE Creating and Navigating Routes The last form of navigating to a destination with the GPS 120XL is by creating a user defined route The Route route navigation feature lets you plan and navigate a course from one place to another using a set of pre defined waypoints Routes are often used when it s not practical safe or possible to navigate a direct course to B Navigation E a particular destination e g through a body of water or impassable terrain Routes are broken down and navigated in smaller segments called legs The waypoint you are going to in a leg is called the active to waypoint and the way point immediately behind you is called the active from waypoint The line between the active to and the active from waypoint is called the active leg Waypoint 2 Active Leg active to waypoint ra Ime x Waypoint 1 active from waypoint Whenever you activate a route with the GPS 120XL it will autom
38. and Maidenhead formats are grid systems Ground Speed The velocity you are traveling relative to a ground position Latitude The north south measurement of position perpendicular to the earth s polar axis Longitude An east west measurement of position in relation to the Prime Meridian an imaginary circle that passes through the north and south poles Navigation The process of traveling from one place to another and knowing where you are in relation to your desired course Position An exact unique location based on a geographic coordinate system Track TRK The direction of movement relative to a ground position Universal Transverse Mercator UTM A grid coordinate system that projects global sections onto a flat surface to measure position in specific zones Velocity Made Good VMG The speed you are traveling in the direction of the destination Waypoint A specific location saved in the receivers memory INTRODUCTION Navigation Basics The GPS 120XL provides steering guidance and navi gation information using degrees a measurement measured in a clockwise direction from a north reference North is described as 000 east as 090 south as 180 and west as 270 The diagram and compass rose below provide a graphic illustration of the navigation terms used by the GPS 120XL More information on basic navigation and GPS are available at your local library or bookstore ACTIVE
39. atically select the route leg closest to your position as the active leg As you pass each waypoint in the route the receiver will automatically sequence and select the next waypoint as the active to waypoint 29 Defining a Route GPS POSITION Was paint oo H 331 137 W ds 21 495 Add to route number M SANE If you re heading out with out a planned route the mark function can be used to quickly create a route back to your starting point Create a series of waypoints along the way with the MARK key and save them to an open route from the mark position page When you re ready to head back simply activate the route you created in inverted order see page 32 30 REFERENCE Route Definition Page The GPS 120XL lets you create and store up to 20 routes of 30 waypoints each Routes are created copied and edited through the route definition page which is accessed through the Menu Page To select the route definition page 1 Press GP until the Menu Page appears 2 Use the and w keys to highlight the ROUTES option 3 Press the key to display the route definition page 4 To return to the Menu Page press EB Route Comment ROUTE lt Number y bitk To nmi Field WO HAYFAT OTH Desired leg Distance Track of Leg p J d 5 Total Route TOTAL DST 2 86 Distance Copy Field COPY To Le istance CLR IHU ACT Function Prompts The
40. ct a GOTO or highlighting a position on the ap to create a new waypoint and conduct a GOTO To select a zoom scale even while panning 1 Press IBS or EGP once for each level of increase or decrease desired 2 Press and hold down either key to increase or decrease by more than one scale To activate the pan function 1 Press the arrow keypad in any direction including diagonally As you begin to move the map a crosshair will appear This crosshair will now serve as a target marker or the moving map The distance and bearing from your present position to the target crosshair will appear in the upper corners of the map If you are conducting a GOTO at the time you activate the panning function he crosshair bearing and distance will replace the bear ing and distance of the GOTO waypoint As you pan around the map you ll notice that the arget crosshair will point to on screen waypoints and highlight the waypoint name Once a waypoint name is ighlighted you can review its waypoint definition page or execute a GOTO function right from the Map Page To review the definition page for a waypoint highlighted on the map 1 Press GEM The waypoint definition page will appear Review and make any desired changes to the high lighted waypoint 2 When finished highlight the DONE field and press ENTER REFERENCE Map Zooming Panning amp Pointing COUE n FI
41. cy and press Gi 3 Highlight the rate field and press Gi 4 Use and w to select the desired transmission rate 5 Press the key to confirm your entry When the GPS 120XL is receiving DGPS correc tions from the GBR 21 the beacon receiver sectio the I O setup page will display the beacon frequency and signal strength as well as the distance from the transmitter to the beacon receiver At the bottom o beacon receiver field a status message will keep you informed of DGPS activity A Tuning message will be displayed while a con signal is being tuned Once the beacon signal has been tuned a Receiving message will be displayed n of the Dea If a beacon signal is tuned and no corrections are being received a No Data message will be dis played If a beacon signal cannot be tuned a No Status message will be displayed The GPS 120XL will also display one of three alert messages concerning DGPS operation through the sage page mes No DGPS Position not enough data is available to compute a DGPS position No RTCM Input the beacon receiver is not properly connected or the baud rates do not match RTCM Input Failed DGPS data was being received but has been lost REFERENCE DGPS Interface amp System Setup INTERFACE RTCH HHER HMER 0183 2 0 4800 baud EERCOH RECUR FREQ 304 OKH2 gt SDT __dB Tuning Onc
42. d enter the destination way point Press the key to calculate the range and bearing to the destination waypoint 3 Highlight the date field and enter the date for your destination Press the key to display the sun information Message Page The message page is used to display all messages in he GPS 120XL There are two types of messages tem porary alerts e g approaching a waypoint and condi ion alerts e g battery power is low All messages are indicated by a flashing on screen box After a tempo ary alert has been viewed it is cleared Condition alerts are displayed on the message page until the con dition has been resolved To view the message page 1 Highlight the MESSAGES field and press Gap See Appendix C for a complete list of messages REFERENCE Menu Page amp Distance Sun Calculation HEHU HERREST HFTZ HRYFOIHT LIST HRYFOIHT DIST AHD SUH TRACE LOG INTERFACE SYSTEM SETUF ALARHS SETUF To select a submenu use the UP and DOWN arrow keys to highlight a menu option and press ENTER DIST AHD SUH FROH SLIP T5 FISH 3 ERG OST 135 q6 1m DATE 24 FEE 37 SUHKIZE 5 38 38 SUNSET 15 07 37 AT DESTINATION The GPS 120XL will calcu late the sunrise and sunset times of any stored way point or your present posi tion To calculate enter the date and year and press ENTER REFERENCE Track Log Setup TRACK LOG RECORD E
43. d identifier Receiver has Failed A failure in receiver hardware has been detected If this message persists do not use the unit and take it to an authorized dealer for repair Route is Full You have attempted to add more than 30 waypoints to a route Route is not Empty You have attempted to copy into a route already in use Route Waypoint Can t be Deleted The waypoint you are trying to delete is part of a route Delete the waypoint from the route before removing it from memory Route Waypoint was Deleted A route waypoint entered does not exist in the database and has been deleted from the route RTCM Input has Failed DGPS data being received has been lost You are no longer receiving the beacon signal Searching the Sky The GPS 120XL is in searching the sky for almanac data or the unit is in AutoLocate mode 60 APPENDIX C Messages amp Time Offsets Route Waypoint was Deleted A route waypoint entered does not exist in the database and has been deleted from the route RICM Input has Failed DGPS data being received has been lost You are no longer receiving the beacon signal Searching the Sky The GPS 120XL is searching the sky for almanac data or the unit is in AutoLocate mode Stored Data was Lost Al to battery failure or clearing Transfer has been Comple waypoints routes time and almanac data have been lost due he receivers memory ted The receiver is finished
44. default position setting for t ng information e GPS 120XL is latitude and longitude in degrees and minutes hddd mm mmm You may also select degrees min utes and seconds hddd mmss s d hddd ddddd UTM UPS coordina egrees only es or British German Irish Maidenhead Swedish Swiss or Taiwan grid formats To select a position format 1 Highlight the POSITION FRMT field and press ERE 2 Usethe and w keys to select the desired set ting Confirm the setting by pressing Gg Map Datums The map datum field is located just below the posi tion format field and comes with a WGS 84 default set ting Although 104 total map datums are available for use see the map datum listing in appendix B you should only change the datum if you are using maps or charts that specify a different datum To select a map datum than WGS 84 1 Highlight the MAP DATUM field and press Gg 2 Usethe and w keys to toggle through and select the desired setting Confirm the setting by pressing Gig CDI Scale Settings The course deviation indicator CDI scale defini tion field lets you select the range of the CDI bar scale on the Highway Page Three scales are available 0 25 1 25 and 5 0 miles or kilometers with 0 25 being the default setting To enter a CDI scale setting 1 Highlight the CDI SCALE field and press El 2 Use the and w keys to select the desired set
45. e GOTO above If you want to save the MOB waypoint be sure to rename it because it will be overwritten the next time a MOB is executed a REFERENCE TracBack Navigation The third method of navigating to a destination is by using the GARMIN S patented TracBack feature The TracBack TracBack function allows you to quickly and easil retrace your path using the track log automatically stored in the receivers memory The advantage of the TracBack feature is to eliminate the need to mark way ios Navigation points along the way and manually create and activate a route back to where you began your trip FACK LOG RECORD yes The Ti acBack route is created by reducing your CRITERIH current track log into a route of up to 30 waypoints Automatic and activating an inverted route along those points Once activated a TracBack route will lead you back to HEHORY USED the oldest track log point stored in memory so it s usu 16 of 768 ally a good idea to clear the existing track log at the points i 223 starting point of your current trip e g your car or the CLEAR LOG bra dock before you get started IRHEBHENRT To clear the track log and define a starting point Clearing the log before you for a TracBack route get started will define the position the TracBach func tion will return you to 1 From the Menu Page highlight TRACK LOG 2 Press to access the track log page TRACK LOG 3 Use th
46. e a RTCM option is selected you must manual ly tune the beacon receiver from the frequency field HESSAGES Ho DGPS Position FRESS FAGE Alert messages will signal any problems with DGPS operation 45 Setting Time Screen Contrast amp Tone SYSTEM SETUP HODE armar DATE 22 FEB 37 TIHE 07 5 1 00pm OFFSET 06 00 HOURS 12 CONTRAST mum TOHE MSG Key The GPS 120XI5 two oper ating modes are accessed through the system setup submenu SYSTEM SETUF HODE Simulator DATE 22 FEB 37 TIHE 07 51 16pm OFFSET E n HOURS 12 CONTRAST mum TOHE MSG Key To display the correct local time you must enter the appropriate offset from the chart at the end of Appendix C REFERENCE System Setup HEHU HEAREST HFTZ HAYFOIHT LIST DIST AHD SUH TRACK LOG THTERFACE SETUP HAF SETUF ALARHS SETUF The next setup page is the system setup page which is used to select the operating mode time offset and screen preferences The GPS 120XL has two operating modes Normal Mode operates the unit at maximum performance and provides a battery of life up to 12 hours on alkaline batteries Simulator Mode allows you to operate the unit without acquiring satellites and is ideal for prac ticing or entering waypoints and routes while at home To select an operating mode 1 Highlight the MODE field and press GRD 2 Use the arrow keypad to
47. e a key to highlight the CLEAR LOG option RECORD Yes CRITERIA 4 Press Glia A confirmation page will appear Rutomatic 5 Use 4 to highlight the Yes prompt and press Gia HEHOR USED 16 of TES To activate a TracBack route paints i 243 1 From the Menu Page highlight TRACK LOG option Se 2 Press to access the track log page Highlight TRACBACK 3 Highlight the TRACBACK option and press EI T a a Once the TracBack function has been activated the GPS 120XL will take the track log currently stored in emory and divide it into segments called legs Up to 30 temporary waypoints e g TOOT will be created to ark the most significant features of the track log in der to duplicate your exact path as closely as possi e A TracBack route from your present position to the dest track log point will be created as the active route the active route page will appear and provide steer ing guidance to each waypoint back to the starting 21 point of your track log meo o TracBack Navigation The TracBack feature will navigate your track log back to the oldest point in the receivers memory The track log will be divided into segments with tempo rary waypoints to create a route back to the beginning of the track log 28 REFERENCE Tips on Creating and Using the TracBack Feature The GPS 120XI5 TracBack feature is designed to help you quickly create and activate a route t
48. e receivers time response to changes in track or ground speed HAN SETUF FOZITIOH FRAT hdd mm mmm HRF DRTUH Ws 34 CDI 0 25 UNITS Hautical SPEED FILTER On Of sec HEADING Auto Mag E004 The number entered repre sents a window of time the GPS 125 Sounder considers in adjusting to changes in speed and track For exam ple if 12 seconds is entered the speed displayed will constantly represent the speed averaged over the last 12 seconds 50 Speed Filter continued The speed filter allows you to d GPS 120XL responds to changes in speed Three settings are available The Auto setting is the default and etermine how the track or ground automatic on or off will monitor the changes in your current track and speed and adjust the receivers response time automatica ly The On setting allows you to manually enter a response time up to 300 seconds Selecting a higher setting may be desirable in slow speed applications with frequent changes in track To enter a value for the speed filter 1 Highlight the SPEED FILTER field and press Iz 2 Select the ON option and press Gay 3 Highlight the speed value field and press the key 4 Use and to select the desired number of seconds 5 Press the key to confirm the selection Magnetic Heading Reference The GPS 120XI5 heading information can be dis played referencing magnetic no
49. ede sie do 3 avigation Basics 4 avigation Page 9 avigation Setup 48 avigation Simulator 10 54 earest Waypoints Page 20 65 APPENDIX E Index o On Route GOTOs 34 OVEIVIEW ases deser UP iii P Packing List iii POSILIOTE ge iain aede ahem 3 Position Formats 48 Position Page 6 066 cee eee 8 18 Power Data Cable 58 Primary Pap s cens 8 R Receiver Status and EPE 17 Reference Waypoints 23 Renaming and Deleting Waypoints 24 Route Definition Page 30 S Satellite Page coke 8 16 Scanning Waypoints 25 Screen Backlighting 18 Sereen Contrast es sods wanes 47 Selecting a GOTO Destination 26 Signal Strength Bars 16 Sky View 0 0 0000 16 Speed Filter qsc ep rese ees 49 System SEU ose aka ee e eed 46 T Table of Contents 1 Tim Format wis cs dt asics win 47 TONE Setting s esad e E qo Rd 4T TracBack eeann e 27 43 TracBack Tips 28 Track TRK occa eek Rte 3 Track Criteria i soe ee 42 Track Log Display 52 Track Log Setup Page 42 Trip Odometer 18 U Units of Measure 49 User Defined Navigation Pages 34 Using the Compass Page 37 Using the Highway Page 36 Using the Position and Map Pages 11 UTM Coordinates
50. een tested for compli ance with all necessary FCC standards This equipment generates uses and can radiate radio frequency energy and if not installed and used in accor dance with the instructions may cause harmful interference to radio commu nications However there is no guarantee that interference will not occur ina particular installation If this equipment does cause harmful interference to other equipment which can be determined by turning the equipment off and on the user is encouraged to try and correct the interference by relocating the equipment or connecting the equipment to a different circuit than the affected equipment Consult an authorized dealer or other qualified service technician for additional help if these remedies do not correct the problem Operation is subject to the following conditions 1 This device cannot cause harmful m interference and 2 this device must accept any interference received including interference that may cause undesired operation The GPS 120XL does not contain any user serviceable parts Repairs should only be made by an authorized service center Unauthorized repairs or modifications could void your warranty and your authority to operate this device under Part 15 regulations INTRODUCTION Table of Contents SECTION ONE Introduction Glossary Navigation Basics isses 2 4 SECTION TWO Getting Started Turning On and Initiali
51. egins with the same letter or number you must use the key to move to the next character positions as needed Only the first character match is listed for each name 5 Once you ve found the desired waypoint press EJ REFERENCE Editing and Scanning Waypoints DELETE HAYFHT HARM IHG FISH 7 will be deleted Are vou sure EET or Ho A warning page will ask you for confirmation to delete the selected waypoint Note If a waypoint is part of a route it must be removed before it can be deleted See p 34 HAYFOTHT HAnE JISH 3 H artaz 032 W ds 23 303 23 FEB 97 00 33 ERG S33 2 00h REHAHE MEH DELETE DOME Waypoint names will appear alphabetically when scanning waypoints If two waypoints begin with the same letter s you must move the cursor to the first letter they do not have in common for them to appear 25 REFERENCE Starting Stopping a GOTO amp MOB GOTO HAYFOIHT Bai Baz COVE COCK FISH 3 CANCEL GOTO Select a destination way point from the GOTO way point list ERG DST 198 n 418 138 12 05 TRE ZPD Once the MOB mode has been activated steering guidance will be provided by the highway or compass page Activating another MOB will replace the previ ous MOB waypoint 26 Selecting a GOTO Destination The GPS 120XL provides four ways to navigate to a destination GOTO MOB TracBack and route naviga tion T
52. fety Messages amp Time Offsets Active WPT Can t be Deleted You have attempted to change the active to or active from waypoint Clear the active route or GOTO before making your changes Accuracy has been Degraded The accuracy of the GPS 120XL has been degraded beyond 500 meters due to poor satellite geometry or data quality You should check other navigational sources to verify the position indicated Already Exists The name you are entering already exists in the GPS 120XIs memory Approaching You are one minute away from reaching a destination waypoint Battery Power is Low The batteries are low and should be replaced No DGPS Position Not enough data is available to compute a DGPS position No RTCM Input Beacon receiver is improperly connected or baud rates do not match Poor GPS Coverage The GPS 120XL cannot acquire the necessary number of satellites to compute a position Try another location with a clearer view of the sky Power Down and Re init The GPS 120XL is not able to calculate a position due to abnormal satellite conditions Turn the unit off and verify the last position shown by other means Try the unit again later possibly in a different location Read Only Mem has Failed The permanent memory has failed and the unit is not oper able Take your unit to an authorized GARMIN dealer for repairs Received an Invalid WPT A waypoint was received during upload transfer that has an invali
53. g Kong 63 Hu Tzu Shan Indian Bngldsh Indian Thailand Indonesia 74 Ireland 1965 ISTS 073 Astro Johnston Island Kerguelen Islnd Kertau 1948 L C 5 Astro Liberia 1964 Luzon Mindanao Luzon Philippine Mahe 1971 Marco Astro European 1979 Austria Finland Netherlands Norway Spain Sweden Switzerland Finland Hayford Finlan Gandajika Base Republic of Maldives Geodetic Datum 49 New Zealand Guam 1963 Guam Island Gux Astro Guadalcanal Island Hjorsey 1955 Iceland Hong Kong 63 Hong Kong Hu Tzu Shan Taiwan ndian Bangladesh ndia Nepal ndian Thailand Vietnam ndonesia 1974 indonesia eland 1965 Ireland TS 073 ASTRO 69 Diego Garcia n ohnston Island ndawala Kandawala Sri Lanka erguelen Island ertau 1948 West Malaysia Singapore Cayman Brac Island Liberia 1964 Liberia Luzon Mindanao Island Luzon Philippines excluding Mindanao sland Mahe 1971 Mahe Island Marco Astro Salvage sland Massawa Merchich Midway Ast 61 Minna NAD27 Alaska NAD27 Bahamas NAD27 Canada NAD27 Canal Zone NAD27 Caribbn NAD27 Central NAD27 CONUS NAD27 Cuba NAD27 Grnland NAD27 Mexico NAD27 San Sal NAD83 APPENDIX D Map Datums Massawa Eritrea Ethiopia Merchich Morocco Midway Astro 61 Midway Minna Nigeria North American 1927 Alaska North American 1927 Bahamas excluding San Salvador Island North American
54. ge and stop route navigation 1 Use the and q keys to select the CLEAR prompt 2 Press the key to clear the active route Editing Routes Once a route has been created and stored it can be edited at any time even if it is the active route To edit a route from the active route page or the route definition page 1 Use the a and w keys to select the waypoint you want to edit and press CREg REFERENCE Active Route Page ACTIVE ROUTE Dock To DD HAYFAT ETE DST DOG o FUEL 4 45 FISH B 14 24 24 10 34 14 CLEAR INVERT Whenever you have activat ed a route the active route page will appear in the pri mary page sequence after the highway compass page ACTIVE ROUTE Dock T ODi HAYFAT ETE DST DOGH o FUEL D4 di FISH B 14 17 DUE 24 06 mA 34310 CLEAR INVERT To edit or review a route waypoints from the active route page highlight the desired waypoint and press ENTER 33 Editing Routese On Route GOTO s ACTIVE ROUTE Dock To Dui HRYFMT ETE DST CLEAR INVERT Use the on screen menu to select the desired editing function GOTO HAYFOINT Bei CEWE DOCEK F ISH E CANCEL GOTO You can skip ahead and navigate to any route way point by highlighting the desired waypoint and press ing the GOTO key REFERENCE Editing Routes continued An on screen menu of editing choices will appear with options for reviewing
55. hat follows your path back to a user defined starting point To get the most out of the TracBack feature remember the fol lowing tips Always clear your track log at the exact point that you want to go back to truck dock etc The RECORD option on the track log setup page must be set to the Yes position There must be at least two track log points stored in memory to create a TracBack route If there are not enough available waypoints in emory to create a TracBack route you will be alerted with a waypoint memory full message and the receiver will use any available waypoints o create a TracBack route with an emphasis on he track log closest to the destination the oldest ack log point in memory If the CRITERIA option on the track log setup page is set to a time interval the TracBack route may not follow your exact path the automatic set ing will provide the best TracBack route If the receiver is turned off or you lose satellite coverage during your trip the TracBack route will simply draw a straight line between any point where coverage was lost and where it resumed If the changes of direction and distance of your rack log are very complex 30 waypoints may not be enough to accurately mark your exact path The receiver will then assign the 30 waypoints to he most significant points of your track If you want to save a TracBack route copy route 0 o
56. he P key once to move the character highlight to the next character space 5 Repeat steps 3 and 4 until the word DOCK is dis played 6 Press to complete entry of the name 7 Press the wr key once to return the field highlight to the save field 8 Press the key to confirm that you want to save the position as a waypoint named DOCK The mark position page will now be replaced by the Position Page or whatever page was displayed prior to pressing the key The DOCK waypoint is now stored in the GPS 120XIs memory and will remain there until you manually remove it or clear the receivers memory For more on waypoint management see pages 19 25 Using the Position and Map Pages Now that you ve marked a position lets see how the Position and Map Pages can be used to monitor your progress as you head out in to the open water IN As always ensure your primary focus is on boating traffic and monitor the GPS120XL briefly when operating your boat Marking A Position GPS FOSITION Wa paint Doct _ H 33 00 000 W ss n ado Add to route number SAE The arrow keypad is used for all data entry Use the UP and DOWN keys to select letters numbers or menu options and use the LEFT and RIGHT keys to move the cursor forward or backward along the line TRACE SPEED ev 3 05 TRIF ALT 0 6m 10815 FOSITIOH H 39 00 349 W 34 53 713 TIHE 8 28 43 Positi
57. he most basic method of selecting a destination is the GOTO function which lets you choose any stored waypoint as the destination and quickly sets a direct course from your present position To activate the GOTO function 1 Press the key The GOTO waypoint list an alpha betical list of all available waypoints will appear 2 Use the and w keys to select the waypoint you want to navigate to it may already be highlighted 3 Press the key to confirm or to stop selec tion of a GOTO destination and return to the previous page Once a GOTO waypoint has been activated the Compass Page or Highway Page will provide steering guidance to the destination until either the GOTO is cancelled or the unit has resumed navigating the active route see page 34 To cancel an active GOTO 1 Press the key 2 Use the arrow keypad to move the field highlight to the CANCEL GOTO prompt at the bottom of the page and press EE Man Overboard Function The GPS 120XIs man overboard function MOB lets you simultaneously mark and set a course to a posi tion for quick response to passing positions like the spot where your hat blew overboard To activate the MOB mode 1 Press the MEM key The GOTO waypoint page will appear with MOB selected as the default destination 2 Press the key to begin MOB navigation The GPS 120XL will now guide you to the MOB waypoint until the MOB GOTO is cancelled see to cancel an activ
58. inserting deleting or chang ing the waypoint field highlighted Use the and wr arrow keys to select among the editing choices Once you ve selected a waypoint from the route list choose a menu function 1 To review the definition page for the waypoint high light the REVIEW prompt and press Eg 2 To add a new waypoint preceding the selected way point highlight the INSERT prompt and press GEB 3 To remove the selected waypoint highlight the REMOVE prompt and press the key 4 To replace the selected waypoint with a new way point highlight the CHANGE prompt and press EEEg Use the route waypoint editing instructions described earlier for creating a route to complete your changes If you are editing the active route route 0 copy your new route version to an empty route to save it because the active route will be overwritten by a new route activation If you add delete or change the first or last way point of a route the default comment first and last waypoint will automatically be updated On Route GOTOs At the beginning of this section we mentioned that the GPS 120XL will automatically select the route leg closest to your position as the active leg This will give you steering guidance to the desired track of the active leg If you would prefer to steer directly to a route way point you can perform an on route GOTO from the active route page 1 Use the
59. it or want to take advantage of the GPS 120XI5 more advanced features refer to the reference section To turn the GPS 120XL off 1 Press and hold the EB key for 3 seconds Cancelling A GOTO amp Clearing Maps TRACK LOG RECORD yes CRITERIA Automatic HEHORY USED O of TE points 073 CLEAR Lg TRACEACK Highlight the CLEAR LOG prompt and press ENTER to clear the track log Once all 1024 points are used the oldest point will be continuously deleted to make room for the latest track log point TURHIHG OFF d GPS 120 SOFTHARE 2 02 COPYRIGHT 1334 1337 GARMIN CORF Holding the POWER key for three seconds ensures against accidental shut off by accidentally pressing the button 15 Satellite Page Overview O207151i9262T____ As soon as a satellite has been found and the GPS 120XL is acquiring position data the satellite number will turn to normal presen tation and a hollow bar will appear 230 HAN A 0103121721232831 Satellites being tracked but blocked from use 03 17 will be displayed in reverse video with the correspond ing signal strength bar hol low 16 REFERENCE Satellite Page Status gt 20 HAM EFE Satellite ii Shy Vie Hn FT y View Satellite Shy View Satellite Numbers P 0103121721232041 The Satellite Page displays the status of various receiver functions The status information will help you
60. iver cont 3 Use the w key to scroll through the list options until the country of your present position appears 4 Use the 4 key to highlight the country state region you re in If the country you re in is not listed select another country within 500 miles of your present position 5 Press to finish The GPS 120XL will now begin searching for the appropriate satellites for your location and should acquire a position within 3 5 minutes You can verify that you have acquired a position by watching the Satellite Page transition to the Position Page provided you havent pressed any other buttons or by looking for a 2D NAV or 3D NAV status at the top left corner of the Satellite Page Initialization Troubleshooting If you have trouble initializing the receiver or acquiring a position check the following Does the antenna have a clear view of the sky If there are large buildings or mountains nearby or if there is heavy tree cover the receiver may not be receiving enough satellite signals to calculate a position Have you selected the right country state region from the EZinit list Check for the correct approximate lat lon on the Position Page or reselect the appropriate country from the list to restart the initialization Have you moved more than 500 miles from the last calculated position with the receiver off Reinitialize the receiver selecting the country state region of your new location fr
61. ize make sure your GPS 120XL unit and antenna have been correctly installed on your boat according to the instructions in Appendix A To turn the GPS 120XL on 1 Press and hold until the receiver tu rns on The welcome page will be displayed while the unit conducts a self test Once testing is complete the welcome page will be replaced by the Satellite Page with the EZir ready for you to select one of two initializati methods it prompt on Select Country allows you to initialize the receiver by selecting your present posi ion from a list of countries in the GPS 120XI5s internal data base This usually provides a position minutes ix in a few Autolocate allows the GPS 120XL to initialize itself and calculate a position fix without knowing your present position This usually provides a posi tion fix in 7 5 15 minutes If the EZinit prompt has not automatically appeared on the Satellite Page 1 Press the key Note If the EZinit prompt ever appears after you have initialized the receiver due to the antennas view of satellites being obstructed by trees etc highlight the no re init selection with the arrow keypad and press ENTER To initialize the receiver 1 If the country option is not highlighted press the w key repeatedly to move the field highlight to the coun try option 2 Press the key Initializing the Rece
62. mpass Page 37 Copying and Clearing Routes 31 Course Made Good CMG Creating and Navigating Routes 29 Crosstrack Error XTE 2 D DGPS Interface 44 Date and Time Setup 46 Desired Track DTK 2 Differential GPS DGPS 2 Distance and Sun Calculation 41 E EZinitOptUon ze Res 17 Editing Existing Waypoints 24 Editing Routes 33 Estimated Time Enroute ETE 2 Estimated Time of Arrival ETA 2 G GPS Antenna 2 6 ha se 55 Getting Started Tour 10 Glossary aga re ek SO reps 2 Going To a Waypoint GOTO 13 GH Loser sidere ances 3 Ground Speed APPENDIX E Index H Highway Page 36 I Index ueste e qu UP EN S 65 Initialization Troubleshooting 7 Initializing 2 20 2 5 Installation 56 Interface Setup coisa cons heels aed 43 L Latitude 4 0 o ose RR deg te 3 Longit de 23 cese 3 M Magnetic Heading Reference 50 Man Overboard Function 26 Managing Clearing the Track Log 42 Map Datums 48 62 Map Page si eoe etka 9 38 Map Setup and Orientation 51 Marking a Waypoint 10 Mark amp GOTO Wpts W Cursor 40 Marking and Saving Waypoints 19 MenuPages cbe mese 9 44 Message Page 41 Messages amp Time Offsets 60 Mounting the GPS 120XL_ 56 N INAVIBation du
63. mpt will appear automatically the first time the unit is urned from the factory after 10 minutes of unsuccessful satellite acquisition or if you push the ENTER key while viewing the Satellite Page with the unit in searching AutoLocate acquiring simulator or poor coverage modes See pages 6 7 for more on EZinit REFERENCE Receiver Status EZinit O2040T15i92b2T__ A POOR CVRG status will appear on the Satellite Page if the receiver has lost the satellites required to compute a fix Make sure the external antenna is not covered and is connected to the GPS 120XL AUTOLOCATE 3 HO RE IMIT CONTINUE ACGUIRIHG If you travel more that 500 miles with the receiver off reinitialize the unit to your new position by using the EZinit feature To access EZinit press ENTER from the Satellite Page before any satellites are acquired H REFERENCE Backlighting amp Position Page TRACK SPEED ni3 0 0 TRIF ALT 0 0m 976 FOZITIOH H 37 31 470 W da z 0 aen TIHE 12 05 31pm The speed and track dis played on the Position Page may fluxuate at slow speeds or when you re standing still because of position errors caused by Selective Availability TRACE V FEED 018 O 0 TRIF ALT mo on 976 FOZITIOH H 37 31 470 W da z 0 O80 TIHE 12 05 33pm To reset the trip odometer highlight the trip field and press ENTER Use the LEFT arrow hey to clear
64. n you are one minute away from the destination based on your current speed and track over the ground the GPS 120XL will alert you with a flashing on screen message box TRE sPD 31 12 05 In this example the Compass Page indicates that you are traveling in a northerly 031 degrees and the destination waypoint is east 057 degrees of your current direction of travel 31 REFERENCE The GPS 120XL has on screen range rings to help you estimate distances rela tive to your present posi tion The value of each ring is determined by the current zoom scale and is equal to 1 5 of the selected scale To turn the range rings dis play on or off the default setting is OFF see the map setup instructions on pages 51 52 Map Page The GPS 120XL features a powerful real time mov ing map that can do much more than just plot your course and route The Map Page also provides you with a target cursor that will let you pan ahead to nearby waypoints determine the distance and bearing to any map position and mark new waypoints while you navigate Bearing to Distance to Waypoint Waypoint Present Position Track Over Speed Over Ground Ground The map contains 12 selectable range scales from 0 2 to 320 miles 0 5 to 600 km The scale represents the distance shown from the top of the screen to the bottom Move from scale to scale by using the dedicated zoom keys IN and OUT Pressing IN decrease
65. ntil the NEW field is highlighted 2 Press QB 3 Enter the name of your new waypoint 4 Press the key to confirm the waypoint name The position field will now become highlighted with the receiver s last known position shown 5 Press Ww to move the cursor to the reference field 6 Press to begin entry of the reference waypoint or leave this field blank to use your present position 7 Use the arrow keypad to enter the waypoint name 8 Press the key to confirm your entry 9 Enter the bearing and distance of your new waypoint from the reference waypoint Remember to use the key to begin entry and confirm each field The coordinates will be calculated and saved for your new waypoint 10 Press the key with the done field highlighted to return to the Menu Page REFERENCE Reference Waypoints HRYFOIHT HAHE COVE H 37429 939 W ds i7 z d SHALLOW AREA ERG 120 REHAHE MEH DELETE DOHNE The GPS 120XLs advanced waypoint and planning fea tures allow you to create new waypoints and practice navigation without ever leaving the slip If you create a new way point by entering coordi nates from a map you may want to re mark the way points exact position once you get there To re define an existing waypoint posi tion coordinates from the waypoint definition page simply highlight the DST field and press ENTER Use the LEFT arrow key to set the distance to 0 00
66. om the EZinit list Your unit should now be initialized If you want to complete the Getting Started Tour at another time you may now turn the GPS 120XL off see below or you may continue To turn the GPS 120XL off 1 Press and hold EZB for approximately three seconds until the receiver turns off 0103121721232831 The GPS 120XLs Satellite Page will help you deter mine which satellites are in view and whether or not any satellites are being shaded or blocked from the receivers antenna By monitoring the signal strength bars at the bottom of the page and the shy view you ll be able to see how moving to another area with clearer view of the sky will improve satellite reception and speed up signal acquisition GETTI Be ST Primary Pages Before we start the tour lets briefly look at the five primary information pages used for the GPS 120XL Primary Pages Note Switch between pages by pressing either the or EBkeys Sc RAT EF C 2 23 ERG par HEMU _ q Ei T 040 0 175 NEAREST HFTS TRACK SPEED nge D4D 10 05 BETFOIMT LIST 3567 10 0 IRE SPD ROUTES TRIP ALT FISH 3 um DIST AND SUH O 0 10818 G TRACE LO Ba AN INTERFACE on IMTERFRCE i POSITION H 39 00 013 SYSTEM SETUP Wogs00 000 ALARHS ZETUF TIHE Di 3iPiTRieipBii Dr 03em SB HAW 0103121721232831 Satellite Page The Satellite Page shows satellite posi
67. on Page n Position amp Map Pages The Map Page displays your present position as a diamond icon and provides real time graphic bread crumb display of your track right on the screen The moving maps default screen orientation is track up orientation Track up means that your current direction of travel is always up or towards the top of the screen It can also be set for north up or desired track orientation through the map setup page 12 Using the Position and Map Pages continued As you head out the Position Page will help you monitor your movement EE s Compass Tape Track Over TRACK SPEED Grund 270 3 0 lt Current Speed Tip TRIF ALT r p 0 6 10515 Odometer POSITIOH biu Altitude H 33700 349 Position 1 Display W 34d 53 713 TIHE 12 24 Hour Time 8 28 43 The direction you are moving your track and your speed are displayed on the upper part of the page just below the graphic compass tape The latitude longitude and approximate altitude of your position along with a resettable trip odometer are continuously displayed in the middle of the page and the time of day is displayed below Now let s change the display to the Map Page and watch the track log of our tour 1 Press the key to change from the Position Page to the Map Page To get a larger view of the Map Page lets change the the zoom scale from
68. ontains the following items If you are miss ing any parts please contact your dealer immediately Standard Package GPS 120XL Unit Mounting Bracket with knobs External Antenna with 30 cable Owners Manual Power Data Cable Quick Reference Card See your GARMIN dealer for accessories including our PC kit Thanks for choosing the GARMIN GPS 120XL We hope it will help you meet all of your navigation needs INTRODUCTION The GPS system is operated by the government of the United States which is solely responsible for its accuracy and maintenance The system is subject to changes which could affect the accuracy and performance of all GPS equipment Although the GPS 120XL is a precision electronic AVigation AID NAVAID any NAVAID can be misused or misinterpreted and therefore become unsafe Use the GPS 120XL at your own risk To reduce the risk of unsafe operation carefully review and understand all aspects of this Operators Manual and thoroughly practice operation using the simulator mode prior to actual use When in actual use carefully compare indications from the GPS 120XL to all available navigation sources including the information from other NAVAIDs visual sightings maps etc For safety always resolve any dis crepancies before continuing navigation NOTE This device meets requirements for Part 15 of the FCC limits for Class B digital devices for home or office use It has b
69. op of the screen with your estimated time enroute ETE and velocity made good VMG or the rate you are closing in on your destination at the bottom Bearing to ERG BZT Distance to Waypoint a 056 OG Fn lt Waypoint r er 033 12 05 Tach Over diss ZPD N Speed Over Ground Ground Destination Waypoint Graphic CDI Highway ETE m B3 21 12 85 vin Estimated locity Time Enroute A Made Good Pointer to Waypoint As you head toward your destination the middle section of the screen provides visual guidance to your waypoint on a moving graphic highway The moving arrow just below the course deviation scale always points to your selected waypoint relative to the direc you are moving Z Your present position is represented by the diamond in the center of the course deviation scale The line down the middle of the highway represents your desired track As you navigate toward a waypoint the highway will actually move indicating the direction you re off course relative to the position diamond on he CDI scale To stay on course simply steer toward he center of the highway If you do get off the desired course by more than 1 5th of the selected CDI range the exact distance you are off course will be displayed where the CDI scale set ting normally appears see t get too far off course the hi message box will appear to to get back on course he example at left If you ghway has disap
70. op right The status will show one of the following conditions Searching the GPS 120XL availab le satellites in view is looking for any AutoLocate the GPS 120XL is initializing and collecting n 7 5 to 15 minutes ew almanac data This process can take Acquiring the receiver is collecting data from le satellites but has not collected enough availab data to 2 dimensi i n calculate a 2D fix 2D Nav 2D Navigation at least three satellites with good geometry have been locked onto and a onal position fix latitude and longitude being calculated 2D Diff will appear when you are receiving DGPS corrections in 2D mode 3D Nav 3D Navigation at least four satellites with good geometry have been locked onto and your position is now being calculated in latitude de and altitude 3D Diff will appear when you are receiving DGPS corrections in 3D mode longitu Poor CVG Po no longer tracki fix Not Usable due to conditi or GPS Coverage the receiver is ng enough satellites for a 2D or 3D he receiver is unusable possibly incorrect initialization or abnormal satellite ons Turn the unit off and back on to reset SIM Simulating Navigation the receiver is in simula or mode EZinit Option Prompt The Sa 120X55 ini ellite Page also provides access to the GPS ialization menu the EZinit prompt The EZinit pro
71. oprietary format that lets you exchange information such as waypoints routes and track logs between two GARMIN GPS devices or a PC During data transfer the number of packets being exchanged will be displayed on screen THTERFACE GEPIH GEPIH REQUEST WPT RECEIVING WPT D of PACKETS To select a transfer option 1 Highlight the host field and press QB 2 Use and W to select a setting and press Egg REFERENCE TracBack amp Interface Options IHTERFACE MOWE WMEA HMER 0183 2 0 4800 baud A field for additional infor mation will be displayed when required for the select ed interface option Above the None NMEA option will allow input of NMEA ver sions and a baud rate IHTERFACE GRMH GEMH EXD RTE WAITING una zs FACKETS Chose a HOST field based upon the type of informa tion transfer you want to occur between the two interfacing devices 43 REFERENCE DGPS Interface IHTERFACE MOWE WMEA HOST WAITING i Gece PACKETS The NONE NMEA set ting makes it possible to output data to output infor mation to devices like chart plotters and autopilots THTERFACE RICM HOHE S600 baud EEACOH RECUR FREG 304 KHz RATE 100bps DIST L A SHR __dB Tuning The selectable baud rate is available for all RICM interface options To disable all interfacing capabilities select the None None setting If you want to output
72. or drag alarm will sound if your boat has moved outside a range measured from a central point your position The arrival alarm sounds when you are approaching a waypoint and have reached the user defined distance The CDI alarm will alert you when your t ack varies from the shortest distance to a way point by the defined range TI e arrival and CDI alarms may be set from 0 0 to 9 9 units The anchor drag alarm may be set up to 9 99 distance units To set the alarms 1 Move the highlight to ALARMS SETUP and press ca 2 Select the desired alarm distance field and press ENTER 3 Enter the distance for the alarm and press Gig 4 If you would like to change the On Off setting press the key and use the and w keys to turn the alarm on or off 5 Enter a setting and press the key When setting the anchor drag alarm remem ber that Selective Availability can degrade your GPS position as much as 100 meters and may cause false anchor drag alerts REFERENCE Alarms Setup ALARMS SETUF When activated the arrival alarm will sound when you reach the specified distance from your destination waypoint ALARA SETUF Use the CDI alarm to ensure you maintain a straight line course to the destination waypoint 53 REFERENCE Nav Simulator SYSTEM SETUP HODE Bimulator DATE 22 FEB 37 TIHE Jr 53 d8pm OFFSET 06 00 HOURS 12 CON
73. peared a indicate what course to steer REFERENCE Using the Compass Page The GPS 120XI5 Compass Page provides graphic steering guidance to a destination waypoint The bear g BRG and distance DST to the waypoint are dis played at the top of the page right below the destina tion waypoint field The distance displayed is always the straight line distance from your present position to Compass Page ct he destination waypoint The bearing indicates the exact compass heading from you to the destination FISH 6 038 0 47 ERG DET Destination Bearing to Waypoint Waypoint bow Distance to Graphic Waypoint Compass TRE ZF Pointer to O88 12 04 Waypoint miia TRE Fo Tm In this example the Ground P 037 12 05 lt Ground Compass Page indicates that you are traveling in an easterly 088 degrees direction and the destina The middle of the page features a rotating compass tion waypoint is northeast that shows your current cardinal heading while you re moving track up with a pointer arrow in the center to indicate the direction of the destination relative to the direction you are moving The compass rose and pointer FISH E arrow combine o show current direction and current 057 0 515 destination at a glance ERG DST 058 degrees of your cur rent direction of travel The bottom of the Compass Page shows your current track TRK and speed SPD over the ground Whe
74. points press ca opying and Clearing Routes The route definition page is also used to copy a route to another route number This feature is useful when you make changes to the active or TracBack route and want to save the route for future use To copy a route 1 Highlight the route number field and press Eg 2 Enter the route number to be copied and press Ell 3 Highlight the COPY TO field and press CIE 4 Scroll through the available routes and select a desti nation route number Only open routes will be avail able as choices Press the key to copy the route 5 Press the key to return to the Menu Page To clear a route from memory 1 Highlight the route number field and press EJ 2 Enter the route number and press El 3 Select the CLR prompt and press gl REFERENCE Creating Copying amp Clearing Routes ROUTE 4 MO HHYFMT DTK 1 ANE C F TO CLR IHU ACT Enter each waypoint in the order you would like to nav igate them If you enter a waypoint not stored in memory you ll need to define the position on the waypoint definition page ROUTE amp Dock T DD MO HHYFMT DTH 1 Duck TOTAL DET 2 86 COPY To 107 CLR IHU ACT To copy a route select an open storage roue and press the ENTER key If you select a route that is already used youll be alerted with a Roue Full Message 31 REFERENCE Clearing Activating and Inverting Ro
75. ropriate field The RINGS selection will display the three pre sent position range rings on the map The ROUTE selection will plot the straight leg lines between waypoints of an active route and display all route waypoint names REFERENCE Magnetic Heading amp Map Setup HAU SETUF FOZITIOH FRHT hddd mm mmm HAF DRTUH Ws 84 cor 0 25 UHITE Statute SPEED FILTER Off HEADING User Magog To enter a user defined magnetic variation select the User Mag option and enter the desired direction and value HAF SETUF ORIENTATION Horth Up FLOTTED ITEMS RINGS Ha ROUTE Wes HEAREST Yes HAWES Wes TRACK Loe 250 The North Up orientation causes the top center of the Map Page to represent 000 the right center to be 090 the bottom center 180 and the left center to be 270 51 Map Page Setup amp Track Log Display HAF SETUF ORIENTATION Track Up FLOTTED ITEHZ RINGS ROUTE Ho HERREZT Ho HAWES Wes TRACK Loe 250 On screen range rings will appear on the map when the RINGS option is set to the Yes position HAF SETUF ORIENTATION Track Up FLOTTED ITEMS RINGS Ho ROUTE Wes HEAREST Yes HAWES Wes TRACK Loe ASC The screen resolution of the track log may be changed by increasing the number of tracklog points displayed However displaying too many points may clutter your screen 5
76. route number field is displayed at the top of the page with a 16 character user comment below If no user comment is entered the field will display the first and last waypoint in the route The waypoint list in the middle of the page accepts up to 30 waypoints for each route with fields for desired track and distance between legs The total distance of the route is indicated below the waypoint list The bottom of the route definition page features several function fields which let you copy clear invert or activate the displayed route Routes 1 19 are used as storage routes with route 0 always serving as the active route you are navigating If you want to save a route currently in route 0 be sure to copy it to another open route as it will be overwritten by the next route activation To create a route from the route definition page 1 Highlight the route number field and press Eg 2 Enter a route number and press the key to con firm 3 Press to begin entry of a route comment Note that the default first and last waypoint comment will only appear if the comment field is blank 4 Enter your comment and press the key 5 Highlight the No 1 waypoint field and press EB 6 Enter the first waypoint of your route and press IE 1 Continue entering the rest of your waypoints in order using the key to start and confirm each field entry The list will automatically scroll down 8 After you have entered all your way
77. rth auto or user defined true north or calculated grid headings The default setting is automatic magnetic north which is suitable for most applications HAU SETUP FOZITIOH FRHT hdd mm mmm HRF DRTUH WGS 84 CDI 0 25 UHITE Statute SFEED FILTER Ott HEADING liue Magnetic Heading Reference continued To select a heading reference 1 Highlight the HEADING field and press GR 2 Select the desired heading preference 3 Press the key to confirm the selection To enter a user defined magnetic heading 1 Select the USER MAG option and press Gg 2 Use the and w keys to enter the degrees and direction of magnetic variation 3 Press the key to confirm the magnetic variation value Map Setup and Orientation The map setup page lets you select map orientation and specify what items are displayed The map may be oriented to north up the direction of current travel track up or the direction of an active route leg desired track up The default setting is track up To change the map orientation 1 Highlight the ORIENTATION field and press GEE 2 Use the and w keys to toggle through and select the desired setting and press Gap Selecting Displayed Items on the Map Page The rest of the map setup page lets you specify what items are displayed or plotted on the Map Page The first four plot items may be turned on or off by selecting yes or no in the app
78. s 65 66 INTRODUCTION The GPS 120XL is a powerful navigation tool that can guide you anywhere in the world To better understand its operation and capabilities it may be helpful to review the basic terms and concepts briefly explained below Other navigation and GPS definitions used in the manual are defined in the appropriate reference sections of the manual Almanac Data Satellite constellation information including location and health of satellites that is transmitted to your receiver from every GPS satellite Almanac data must be acquired before GPS navigation can begin Bearing The compass direction from your position to a destination Course Made Good CMG e bearing from the active from position your starting point to your present position Crosstrack Error XTE The distance you are off a desired course in either direction Desired Track DTK The compass course between the from and to waypoints Differential GPS DGPS An extension of the GPS system that uses land based radio beacons to trans mit position corrections to GPS receivers Estimated Time of Arrival ETA The time of day of your arrival at a destination Estimated Time Enroute ETE The time left to your destination at your present speed INTRODUCTION Grid Coordinate system that projects the earth on a flat surface using square zones for position measurements UTM UPS
79. s the scale and pressing OUT increases the scale A diamond icon in the center of the page represents your present position with your track and or route dis played as a solid line Nearby waypoints are shown as squares with the corresponding name listed You may select which items are shown through the map setup submenu page see pages 51 52 for more information The four corners of the Map Page are used to dis play various navigation data including the bearing and distance to a destination waypoint and your curren ack and speed over the ground The two fields at the op corners of the map show your bearing and distance o one of three selectable destinations an active destina ion waypoint a highlighted on screen waypoint or the panning target crosshair If you are not navigating to a waypoint or using the panning function the top da ields will not be displayed The bottom corners of the display always show your current track and speed fo Zooming Panning and Pointing There are three main functions you can perform rom the Map Page zooming panning and pointing Zooming is increasing or decreasing the display scale of he map Panning is using a target crosshair and the arrow keypad to slide the map window in any direc ion including diagonally to view the surrounding area Pointing is the act of highlighting a waypoint on he map in order to find out more about the waypoint and condu
80. t initializing the unit is only neces sary under the following cond First time use from the If If itions actory he receiver has been moved over 500 miles from the last calculated he receivers memory position with power off has been cleared and all stored data has been los GETTING STARTED Initialization 9 HELCOHE TO THE GPS 120 SOFTHARE 2 02 COPYRIGHT 1334 1337 GARHIN CORF Welcome Page The welcome page will appear as soon as the GPS 120XL is turned on and remain while the unit con ducts a brief self test Initialization FROH LIST AUTOLOCATE 3 HO RKE IHIT CONTINUE ACQUIRING The EZinit prompt will automatically appear if the receiver needs to be initial ized The prompt may also appear during normal use if the antenna is shaded COUHTRY LIST USA ID USH IL USH IM USA KS Use the arrow keypad to highlight the region or state of your pre sent position from the list and press ENTER If the country is not listed select the closest country instead country Initializing the Receiver The receiver is shipped from the factory in AutoLocate mode which enables the GPS 120XL to determine its location anywhere in the world To speed up the initialization process we recommend using the graphic initialization described below which will usual ly provide a fix in 7 5 to 15 minutes Before you initial
81. t to use fixed mount GPS on the water The GPS 120XL represents GARMINS continuing commitment to provide mariners with quality navigation information in a versatile accurate and user friendly design which will be useful for years to come To get the most from your new GPS unit it is important that you take the time to read through the operators manual to understand the operating features of the GPS 120XL The manual is organized into four sections for your convenience Introduction gives a quick overview of the manual and contains the table of contents and glossary of navigation terms Getting Started takes you through step by step instructions to initialize the receiver for first time use and introduces you to the basic features of the unit with a quick start orientation to the GPS 120XL This section has been designed to acquaint you with the unit and provide a basic working knowl edge necessary to use the unit in typical conditions Reference provides detailed explanations of the advanced features and operations of the GPS 120XL in a topical format This allows you to concen trate on a specific topic quickly without reading through entire sections o text that you may not need The Appendix section contains installation instructions and items with multiple listings such as map datams time offsets and the index Packing List Before getting started with your GPS receiver check to see that your GARMIN GPS 120XL package c
82. th the tracking number clearly marked on the outside of the package and sent freight prepaid and insured to a GARMIN warranty service station A copy of the original sales receipt is required as the proof of purchase for warranty repairs GARMIN retains the exclusive right to repair or replace the unit or software at its sole discretion amp GARMIN 1997 GARMIN Corporation 1200 E 151st Street Olathe KS USA 66062 GARMIN Europe Ltd Unit 5 The Quadrangle Abbey Park Romsey UK SO51 9AQ Part Number 190 00136 00 Rev B Printed in Taiwan
83. the 2D mode the last known altitude will be used to compute your position If the altitude shown is off by several hundred feet you can manually enter your altitude for greater accuracy Note that GPS alti tudes can fluxuate due to errors 1 Press the w key until the altitude field is highlighted and press Ez 2 Use the arrow keypad to enter the altitude and press ENTER Marking and Saving Waypoints Knowing your present position is only part of any navigation equation You also need to keep track of where you ve been and where you are going Waypoints serve as electronic markers that let you keep track of starting points destinations navaids and any other important position The GPS 120XL allows you to mark store and use up to 250 waypoints A waypoint position can be entered by taking an instant electronic fix or by manu ally entering a coordinate or range and bearing in refer ence to an existing waypoint If you try to mark a way point without having a position fix you ll be notified with a No GPS Position message To mark your present position 1 Press the key to capture your position The mark position page will appear showing the captured position and a default 3 digit waypoint name To change the default position name 1 Press the key twice to move the field highlight from the save field to the name field 2 Press to begin entry of the name Pressing the key will clear any existing dat
84. the GPS 120XL 6 Connect the power data and antenna cables to the back of the unit making sure the locking rings are fully tightened on both connectors APPENDIX A To flush mount the GPS 120XL Eua Installation The GPS 120XL can be mounted flush with a flat panel of 08 52 thickness using the cam lobe feature on its mounting bracket 1 Cut a 4 15 W x 4 67 H hole in panel 2 Place GPS 120XL into hole from the front until its flange rests against the mounting surface 3 From the back side of the panel loosely attach the bracket such that the slot in the ratchet area points away from the mounting panel 4 Rotate the bracket downward until the panel is pinched tightly between the units flange and bracket lobe 5 Tighten knobs and connect the power data and antenna cables Note If the panel is too thick to allow use of the knobs supplied use two M6 screws to secure the bracket 57 APPENDIX B Connecting the power data cable 58 The power data cable connects the GPS 120XL sys Wiring amp tem to a 10 40 volt DC power source and provides inter Spec ifica ane face capabilities for connecting NMEA devices and an external alarm The diagram below indicates the appropri ate harness connections To connect the GPS 120XL to a power source 1 Connect the RED harness lead to the positive side of a 10 40 volt DC power source Make sure the power lead has an in line 1 amp fuse installed 2
85. tions and signal strength Satellite positions are displayed using two circles and a center point The outer circle shows satellites on level with the horizon the inner circle is 45 above the horizon and the center point represents satellites directly overhead Knowing satellite positions will show you the direction of any blocked signals The bottom of the page contains a row of signal Satellite Page strength bars corresponding to each satellite being used The Satellite Page will allow you to monitor satel lite signal reception and The Position Page shows you where you are what strength direction you re heading and how fast you re going The top of the page contains a compass tape which DEEE is a graphic representation of your heading Your track TRACK SPEED and speed are indicated immediately below aro 3 04 TRIP ALT 0 6m 10815 Position Page The graphic compass tape reflects your head F sITIOH B H 33700 349 ing only while you are moving W 34 53 717 TIHE 8 28 43 The rest of the page shows your current position in three dimensions latitude longitude and altitude A trip odometer and 12 24 hour clock are also provided Position Page Map Page The Map Page acts as a window It allows you to view your position the path you have traveled over and nearby waypoints E A diamond icon in the center of the screen repre sents your current position As you move
86. utes CLEAR ROUTE HAaRHIHG all was points will be remoued from this route Are vou sure EET or Ho Clearing a route only removes the waypoints from the route selected The way points used for the route will still remain in memory individually ROUTE amp Dock To DD1 MO HHYFMT DTK 1 Doch B FUEL 3 FISH 6 d DUE TOTAL DET 2 86 COrFY TO CLR IHU To activate a route high light the ACT prompt and press ENTER Clearing Routes continued The clear route warning will appear asking you to confirm that you want to remove all waypoints from the route 1 Highlight the Yes field with the key 2 Press to confirm your action 3 Press GSB to return to the Menu Page Activating and Inverting Routes After a route has been entered it can be activated in its defined sequence or inverted from the route defini tion page The process of activating or inverting a stored route takes a storage route routes 1 19 and copies it into the active route route 0 for navigation This system allows you to have an active route that you may edit during navigation and save as an entirely new route from the original You will have to copy the active route to an unused storage route to save it since new route or TracBack activation overwrites route 0 To activate a route 1 Select the route definition page and press the key to activate the route number field 2 Enter the route
87. ww keys to highlight the comment field 2 Press to begin entry of your comment 3 Enter the comment and press the key to confirm Renaming and Deleting Waypoints REHRHE HAYEHT From 00i To Ccu v a Are vou sure Yeo or Ho The rename and delete function fields are located at the bottom left of the waypoint definition page you ll need to use the key to move the field highlight out of its standard up and down scrolling sequence To rename a stored waypoint 1 Highlight the RENAME field and press Gig 2 Enter the new waypoint name and press EJ 3 Press the key to confirm your changes To delete a stored waypoint HRYFOIHT HAHE FISH 3 H 3r30 719 W ds 20 048 g3 FEE HT 00 18 ERG l v 1 5325 KEHRHHE MEH ee COME 1 Highlight the DELETE field and press Cg 2 Press the q key to select the YES prompt 3 Press to delete the waypoint Scanning Waypoints As you manually enter a waypoints name the GPS 120XI5 waypoint scanning feature will automatically display the first numerical or alphabetical match of the character you have entered to that point This helps eliminate the need to always enter a waypoints com plete name To scan waypoints from a waypoint field 1 Highlight the waypoint name field and press zl 2 Press the 4 key to clear the name field 3 Use the and w keys to scroll through way points 4 If you have more than one waypoint that b
88. you will see a thin line called a trach log appear along the path you have just covered Names of stored waypoints can also be shown on the map The bottom corners of the screen will always dis play your current track and speed When going to a waypoint highlighting an on screen waypoint or using the panning target crosshair the corresponding dis tance and bearing are shown at the top corners of the screen Navigation Page A navigation page gives you steering guidance when going to a waypoint The GPS 120XL has two navigation page choices the Highway Page and the Compass Page The Highway Page is the default and will be briefly explained here The Compass Page is covered on pages 35 and 37 The Highway Page uses a graphic highway to show your movement in relation to your desired course The upper section shows bearing and distance to the waypoint and your current track and speed The middle portion contains the actual highway The high way indicates the crosstrack error or distance and direction your are off course from your waypoint Always turn in the direction the highway is pointing For example if the highway points straight up no turn is required If the highway points right you need to turn right until the highway points straight up The emainder of the page contains the estimated time enroute ETE and your velocity made good VMG Menu Page The last primary page is the Menu Page The Menu Page
89. ypoint 1 Press the key to capture the position 2 Enter a new name and route number and press Eg You can also use the target crosshair as an instant GOTO destination This function will mark and instant ly set a course for a new waypoint called MAP To GOTO the target crosshair 1 Press the key to capture the position 2 Press the key to confirm the MAP GOTO To save the MAP waypoint rename it as it will be overwritten the next time a map GOTO is executed Menu Page The GPS 120XL Menu Page provides access to sub menu pages that are used to select and customize oper ation and navigation setup The 11 submenus are divided into categories by function See pages 19 34 for a discussion of waypoint and route management sub menus We ll now address the rest of the submenus in the order they appear on the Menu Page To select a submenu page from the Menu Page 1 Highlight the submenu page you want to view 2 Press the key to display the submenu page 3 To return to the Menu Page press the key Distance and Sun Calculation The distance and sun calculation page will give you the distance and bearing between any two waypoints and will calculate the sunrise and sunset in local time at a destination waypoint for a particular date To perform a distance and sun calculation 1 Highlight the from field and enter the desired way point Press to move to the next field 2 Highlight the to field an
90. ypoints and routes while using the simulator mode never attempt to use the simulator mode for actual navigation APPENDIX A Installation The GPS 120 XL must be properly installed accord ing to the following instructions to get the best possible performance Installation To complete the standard installation you will need the following pieces amp in line fuse may be included with Power Datacable Four 1 4 6mm diameter mounting screws l x14ma Several optional accessories are also available to provide flexible installation on any vessel See your GARMIN dealer for more information on these items AC Adapte Antenna Cable Extension e antenna mount and screws B Cigarette Lighter Adapter To begin installation you ll need to select a suitable ounting position for the antenna and the unit Once you ve identified the best mounting location install the antenna and cable first then the unit and wiring harness Mounting the GPS antenna The antenna should be mounted in a location that has a clear unobstructed view of the sky in all direc ions to ensure the best reception in all conditions Avoid mounting the antenna where it will be shaded by he boats superstructure a radome antenna or mast Most marine VHF and loran antennas will not seriously degrade the GPS antennas reception Never paint the antenna or clean it with harsh solvents To install the GPS antenna
91. zing the Receiver lesse 5 7 Primary Page OVERVIEW jose eece ath tunes a ex ora ee i ae Ed 8 9 Marking a Posiflon i e secos s E RREUER EUER ea he 10 11 Position and Map Page Basics 0 0 eee 11 12 Going To a Waypoint s cims uy aeaee e 13 Using the Highway Page 14 Cancelling a GOTO and Clearing Maps sese 15 SECTION THREE Reference Satellite Page cos vase pu VIRI px Re Wie EO ERE 16 17 Position Page sss ess eb p SEE Rn RO Ead se egi 8 Marking Saving and Using Waypoints 0 19 26 TracBack Navigation 2e cess det wien bert epi ers 27 28 Creating and Using Routes 00 00 esses 29 34 Using the Compass and Highway Navigation Pages 35 37 Map Plotting Zooming and Cursor Movement 38 40 Menu Page and Distance Sun Calculation 0 00 000 41 Track Log Setup and TracBack 2 naaa 42 Interface Setup and DGPS Interface isses 43 45 System Setup x eadeni rerba ai bird bed oben gtd 46 47 AVISAUION Setup fase tay tai ea eee erben EPI dads 48 50 Map Page Setup i wat iie obere em eere Loong ds 51 52 Alarms Setup ia sexa eios Eee ees t DOS RO e penat tes 53 avigation Simulator 6 e 54 Appendix A Unit and Antenna Installation 55 57 Appendix B Specifications and Wiring 000 58 59 Appendix C Messages Time Offsets 0 000000 e eee 60 61 Appendix D Map Datums 0 00 00 cece eee 62 64 Appendix E Index 2 0 ss

Garmin GPS 120XL GPS Receiver User Manual

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