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Cisco Systems ASA 5580 Webcam User Manual

1. Highlight the route you wish to delete with the arrow keys Press CLR The Route Definition Page is displayed with the gt Clear action highlighted Press ENT to delete the route Building Routes with AutoStore The GPS 75 s AutoStore feature is the quickest and easiest way to build a route as you go With autostore each time you turn on a new track pass a significant landmark or reach some location of interest you can save the location and create a route at the same time Each autostore waypoint can be added to the same route as you are traveling AUTOSTORE With the unit operating in 2D or HPT 888 e H 39 ES X BAB starting location HA9E Ae B BAR At this point you may change the AutoStore name if you wish see Append to Route RH Section 3 6 Select an empty route to store the waypoint by highlighting the Append to Route gt _ field and pressing CLR until the desired route number is displayed Press ENT to add the waypoint to the selected route Repeat these steps each time you arrive at a location you wish to add to the route up to a total of 20 waypoints per route 4 6 CHAPTER 5 ADVANCED WAYPOINT FEATURES 5 INEAREST WAYPOINTS An important feature of the GPS 75 is the ability to display up to nine nearest waypoints within 100 nautical miles of your present position In an emergency you may use the nearest waypoint feature to find the closest point of safety in yo
2. Press ENT A latitude and longitude location for the new waypoint should now be displayed 5 4WAYPOINT SCANNING Throughout this manual each time we have encountered a waypoint name field we have entered the waypoint name with the alphanumeric keys An alternative is to use the waypoint scanning feature To Scan for a Waypoint GO TO M As an example use the GOTO z waypoint field Press GOTO Tipe WU pnt Mame to change destination The waypoint name field is Fress HOE te reset man highlighted and may be blank or UEC kde position may already show a GOTO Fress ENT to activate destination If the waypoint name o TO nauigation field is not blank press CLR Press WPT A waypoint name is now displayed Scan for the desired waypoint with the arrow keys NOTE As you are scanning up to nine nearest waypoints will be shown first followed by the entire list in numeric and alphabetical order To limit the scanning range you may specify the first letter s or number s of the waypoint name To Perform a Limited Scan For this example select the Waypoint Definition Page with WPT and the WPT softkey if needed Highlight the waypoint name field with the arrow keys If this field is not blank press CLR Enter the first character of the waypoint name For this example enter the letter G Press WPT Use the arrow keys to scan through all waypoints that begin with the letter
3. 4 3 4 4EDITING ROUTES z To Edit an Existing Route Eteri Activate GAFMIH gt Select the Route Definition Page 178 1 83 e CLIFF FBS 3 51 Highlight the route number field FZFECE 336 5 65 and select the route you wish to MIDAME Wd2 3 Be edit To insert a waypoint into the route highlight the waypoint you want Etek Activate to place the new waypoint in front GARMIH y of Type in the new waypoint name ABE ro SJ A Press ENT The new waypoint is ESAF adt 29 3 added to the route CLIFF eb zal To delete a waypoint from the RERECE 338 5 05 route highlight the waypoint you LIST ACTU RTE wish to delete Press CLR and ENT If you attempt to add a waypoint to a route that already contains 20 waypoints you will be informed with the message Route is Full NOTE You may also edit a route from the Active Route Page see Section 4 6 4 5DELETING ROUTES You may delete an unwanted route from the Route Definition Page F kteri CRETE Highlight the route number field GARMIIH and select the route you wish to KAP delete with CLR To delete a route CLIFF PFEBCK Highlight the route action field MIRAME and select gt Clear with the CLR i F key Press ENT to delete the route 4 4 4 6ACTIVE ROUTE Active Leg Range Waypoint List TE 1 33 Cyclic Column EH 4 38 PEIE ETA oe A DTK The Active Route Page displays the waypoints of the act
4. Estimated time of arrival ETA is the estimated time you will reach the active to waypoint based on VMG This time is selectable as either UTC or local Estimated time enroute ETE is the time it will take to reach the active to waypoint based on VMG Direction terms DTK BRG CTS CMG TRK TRN Desired track DTK is the course between the from and to waypoints Bearing BRG is the direction from your position to the active to waypoint Course to steer CTS is the recommended direction to steer in order to reduce cross track error and stay on course see Section B 2 for an example using CTS Course made good CMG is the bearing from the active from waypoint to your position Track TRK is the direction of movement relative to a ground position Turn instruction TRN is the difference between BRG and TRK L indicates you should turn to the left R indicate you should turn to the right The degrees indicate the angle you are off course Distance terms RNG DMG XTK B 2 Range RNG is the great circle distance from your position to the active to waypoint Distance made good DMG is the distance from the active from waypoint to your position Crosstrack XTK is the cross track error or distance that you are off course If the crosstrack error exceeds the CDI scale setting ATD the XTK distance will also be displayed on the appropriate
5. G 5 3 CHAPTER 6 AUXILIARY FUNCTIONS Op Mode Plotting UnitstHdg Alarm i Ch Datei Time Audioi bsp Intrface Map batm Ben keur Sun Plan Trip Flan Messages SKY STAT u The GPS 75 s auxiliary pages allow you to do utility and setup functions to customize your unit The 11 auxiliary pages are accessible from the auxiliary menu see Section 3 2 by highlighting the page you want and pressing ENT The softkeys allow changing to previous PREV and next NEXT pages The AUX softkey takes you back to the Auxiliary Menu Page 6 10PERATING MODE AND FILTERS FERATING HODE From this page you may change F Simulator between various operating modes by highlighting the OPERATING FILTERS MODE field and pressing CLR You may select simulator mode normal mode or battery saver mode See Section 2 7 for a description of each mode Position automatic Velocity Fautomatic Also from this page the position and velocity filters may be changed Changing the filter settings will alter the GPS 75 s response time to changes in track or ground speed To change the filter settings highlight the appropriate field and cycle through the filter settings automatic fast medium and slow with CLR The Fast setting will provide instantaneous response three seconds maximum response time to changing conditions The Medium approximately 20 seconds or Slow approximately 120 seconds settings may be more des
6. annunciator remains on but does not flash in the lower left corner To view these messages select Messages from the Auxiliary Page See Appendix A for a description of available messages 6 11 APPENDIX A MESSAGES The GPS 75 uses the Message Page to communicate important information to you Some messages are advisory in nature others are warnings that may require your intervention This appendix provides a complete list of messages and their meanings Please pay careful attention to all messages Alarm Clock The alarm time for the alarm clock has been reached Anchor Drag Alarm Your craft has drifted outside the anchor drag radius set on the Alarm Page Approaching ____ You are less than one minute from reaching the indicated waypoint Arrival At Your craft has entered the arrival alarm circle for the indicated destination waypoint Battery Low The battery pack is low on power AA batteries should be replaced or the rechargeable battery pack should be recharged for continued operation Can t Chng Activ WPT An attempt has been made to modify the position of the active to or active from waypoint The GPS 75 will not allow the modifications Degraded Accuracy The accuracy of the GPS 75 position is degraded beyond 500 meters due to satellite geometry or data quality Additional cross checking should be performed by the user to verify the integrity of the GPS position Memory Battery Low T
7. 5 40 volt DC external power source for fixed mounted applications You can even use a 115 or 230 volt battery charger for planning trips at home This manual and accompanying quick reference guide provide complete information on safely operating the GPS 75 to its full potential A practice voyage has been planned for you to practice your navigation skills using the built in simulator Afterwards try a trip of your own to realize the value of the GPS 75 as your Personal Navigator If you have any questions or comments our Product Support Department is eager to serve you GARMIN is fully committed to your satisfaction as a customer GARMIN International Inc 9875 Widmer Road Lenexa KS 66215 1 800 800 1020 913 599 1515 CAUTION The GPS system is operated by the government of the United States which is solely responsible for its accuracy and maintenance The system is under development and is subject to changes which could affect the accuracy and performance of all GPS equipment Although the GPS 75 is a precision electronic NAVigation AID NAVAID any NAVAID can be misused or misinterpreted and therefore become unsafe Use the GPS 75 at your own risk To reduce the risk carefully review and understand all aspects of this Owner s Manual and thoroughly practice operation using the simulator mode prior to actual use When in actual use carefully compare indications from the GPS 75 to all available navigation sources including the i
8. Present Position Page Active Leg Is TU GARNI rERG LB Prec 16 5 b Cyclic Fields Cyclic Fields lt 126 18 68 D Bar Scale Setting Course Deviation Relative SIGE wal Indicator CDI Bearing Pointer 3 8 Navigation Summary The Navigation Summary Page displays direction distance and speed information to direct you along a route or a GOTO destination The active leg route waypoints or GOTO waypoint is shown at the top of the screen The CDI is at the bottom of the page Current CDI scale setting is shown at each end of the scale This is replaced by the cross track distance if the D Bar goes off the scale A relative bearing pointer at the center of the CDI indicates the bearing to the waypoint relative to the current track TRK Notice that this page has four cyclic fields available The field options are as follows J TU SAR FERG 187 FRAG 18 x 5 Field 1 top left provides a choice of a bearing to destination PTRK 126 ras 18 8 waypoint BRG b course to steer 1 0 i 1 0 CTS c desired track DTK d ELLES MAL ground track TRK or e turn TRN Y Press te softkey hy Field 2 top right provides a choice under CDI of of a range to destination waypoint 1 RNG b cross track error XTK c along track distance ATD or d distance made good back to starting point DMG Field 3 bottom left provides a choice of a ground track TRK b course
9. W142 5 to W127 5 9 W127 5 to W112 5 8 W112 5 to W097 5 7 W097 5 to W082 5 6 W082 5 to W067 5 5 W067 5 to W052 5 4 W052 5 to W037 5 3 W037 5 to W022 5 2 W022 5 to W007 5 1 W007 5 to E007 5 0 E007 5 to E022 5 1 E022 5 to E037 5 2 E037 5 to E052 5 3 E052 5 to E067 5 4 E067 5 to E082 5 5 E082 5 to E097 5 6 E097 5 to E112 5 7 E112 5 to E127 5 8 E127 5 to E142 5 9 E142 5 to E157 5 10 E157 5 to E172 5 11 E172 5 to E180 0 12 NOTE The time zone boundaries given above may be different depending on your area Consult your charts for more accurate information concerning time zones APPENDIX F A Active from waypoint Active route Active Route Page Active to waypoint Alarm Clock Alarm CDI Page Alarms alarm clock anchor drag arrival proximity Along Track Distance ATD Alphanumeric field Altitude GPS manual entry units Anchor drag alarm Arrival alarm Audio Display Setup Page AutoLocate Automatic magnetic variation AutoStore Auxiliary Page B Backlighting adjusting timeout Bar Graph Satellite Status Battery Pack AA size Rechargeable Removing Battery Saver mode Beacon Log Page INDEX 1 2 1 2 C 10 2 5 6 8 Beacon Receiver Page Bearing BRG C CDI Page CDI Scale Clock alarm Confirmation field Contrast changing Coordinate entry Count down timer Count up timer Cou
10. g if there are two route waypoints this sentence will be transmitted once every six seconds GPWPL transmits all route waypoints in of route waypoints 1 2 seconds e g if there are two route waypoints this sentence will be transmitted twice every six seconds RTCM SC 104 version 2 0 January 1990 Decoded messages Type 1 Type 2 Type 3 and Type 9 6 of 8 byte format required Communication Parameters 300 600 1200 2400 4800 9600 Baud 1 Start 1 Stop Bit 8 data Bits No Parity Except that RTCM NMEA 0180 and RTCM NMEA 0182 interface selections require 1200 Baud with odd parity and RTCM NMEA 0183 requires 4800 Baud C 2 NOTES All specifications are subject to change without notice Subject to accuracy degradation to 100m 2DRMS under the United States Department of Defense imposed Selective Availability program Due to satellite geometry altitude error is typically two to three times the horizontal position error C 2 ELECTRICAL WIRING Power Data Cable NEG POS 10 1 RED 4 to 40 VDC Power Input es 2 BLACK Ground sui 3 BLUE External Alarm T 12 24 VDC 30 4 iol 4 BROWN Data Output eA sO 5 WHITE Data Input 7 6 RED BLK No Connect a sO ALARM OR RELAY BEN ees IO AMN AUTOPILOT A PLOTTER B LINE ETC SHIELD GROUNDED THRU THE GPS The GPS 75 po
11. made good CMG or c ground speed GS Field 4 bottom right provides a choice of a ground speed GS b estimated time enroute ETE c estimated time of arrival ETA or d velocity made good VMG See Appendix B for a description of navigation terms Course Deviation Indicator The CDI Page shows a graphic highway display The active waypoint is shown at the top of the screen Navigation values for Track TRK Ground Speed GS Bearing BRG Range RNG and Estimated Time Enroute bottom right are _ s ERG O96 ENG G TNH 45 25 CMH 07 Press the softkey hn under PLOT shown The center line of the highway represents the desired 5 track The outer lines give a perspective view of the distance to a waypoint As the waypoint comes into range it will be displayed and the outer lines will become parallel Plot Page The Plot Page shows a graphic top view of your course The destination waypoint is shown at the top right of the screen Your present position is shown as a plus sign in the middle of the page The track history and or the active route are shown as a solid line Plotting of ground track and active route is user selectable see Section 6 2 Nearby waypoints are displayed as diamonds You may view the waypoint name by scrolling to the point with the arrow keys A GOTO may be performed by pressing GOTO while the cursor is on the waypoint Pr
12. navigation status Personalized Customize your unit by selecting distance and speed units Course Deviation Indicator CDI sensitivity keypad and display features map datums and interface options Low Power Consumption Battery Saver operation draws less than 1 1 watts provides up to 9 hours of continuous operation with the optional rechargeable battery pack Man Overboard This function sets an instantaneous course to the captured position for rapid response to an emergency situation Trip Planning Analyze distance time and fuel requirements for your trip Compute time of sunrise sunset at your destination Alarms An alarm clock and timer allow the GPS 75 to watch the clock for you Arrival and anchor drag alerts help you safely navigate your craft Interfaces Interface with marine autopilots and graphic plotters using NMEA 0180 0182 0183 outputs Differential Ready Differential input installed to accept future GARMIN DGPS components 1 1 1 2 OPERATIONS You may use your GPS 75 for both portable and fixed operations The unit may be operated from external AC power using an AC adapter external 5 40 volt DC power using the power data cable or cigarette lighter adapter or using a battery pack Handheld Operation For handheld operation the GPS 75 is powered by a AA battery pack which should be filled with four high quality alkaline batteries commonly found at retail stores A rechargeable nicad batter
13. number Press the key that is labeled with the desired number The numbers will fill in from the right side of the field and move to the left as each new number is entered For example if you wish to enter 51 in a three space field you must press the 5 and 1 keys in that order Press CLR if you enter an incorrect number Press ENT when you have filled all significant digits of the field with numbers To enter a letter Press the key that is labeled with the desired letter Press the right or left arrow key until the desired letter is displayed Press CLR if you enter an incorrect letter Press ENT when all the characters are entered The GPS 75 features a keypad feedback tone which will sound each time you press a key If you enter data which is not appropriate for the field the feedback tone will quickly sound three times indicating an error The keypad feedback tone can be turned off if you wish see Section 6 6 2 6 VIEWING MESSAGES From time to time the GPS 75 will use a message to tell you of conditions needing attention When the GPS 75 has a new message the MSG annunciator will flash When this occurs press PWR STAT to view the new message s Press PWR STAT again to see the page you were viewing prior to reading your message While the MSG annunciator is flashing the GPS 75 will also generate a tone to alert you of the message if your unit is connected to an external alarm it will also be act
14. provides the best positioning at a known point NOTE The GPS 75 is shipped from the factory with the WGS 84 datum selected 6 7 To change the pre defined datum Highlight the Change field and press ENT With the arrow keys find the desired datum and highlight it Press ENT The new datum is selected HAF CATUH The user defined datum option allows b you to custom tailor a datum reference rom which all position coordinates are User detined l hich all posit P al calculated All entries are defined as differences from the WGS 84 standard datum CAUTION Selection and use of T JF A SA amp K4AMMe MA the user datum function is for individuals Ga AUH NEUT experienced in the use of map datums If the pre defined map datums do not correspond to the chart you are using and you are unsure of the correct entries required to correspond to that chart contact the chart manufacturer Incorrect entries for a user defined datum may result in substantial position errors 6 9BEACON RECEIVER SETUP EEACOM RECELIER The ge pig ee emi you to control a eacon Tuned To SAd kHz Receiver for Differential GPS DGPS Bit Rate FIBA bps position corrections Before the beacon Distance _ th receiver can be controlled by the GPS 75 CNE __4E Tuning it must be connected to the I O port on W E L the back of the unit and the RTCM leh Deacon Lod NMEA 0183 mode must be selected on FREU AUN WEHT the Interf
15. the captured position see Section 3 9 auto Pressing AUTOSTORE allows you to capture your present STO position instantaneously see Section 3 6 g Pressing NAV selects the Navigation Pages which allow you NAV maa S to view navigation information and the Plot Page see Section 3 8 wer Pressing WPT selects the Waypoint Pages which allow you C J to create edit delete and rename waypoints In addition you may view nearest waypoints or proximity waypoints see Sections 3 4 3 5 and Chapter 5 E Pressing RTE selects the Route Pages which allow you to L J edit review activate and delete routes see Chapter 4 amp O Pressing either of the arrow keys allows you to move the cursor scroll through information lists and enter letters of the alphabet The alphanumeric keys allow you to enter letters and numbers Use the arrow keys to select the desired letter or number lt Q Pressing this key while the cursor is not on a numeric or 0 alphanumeric field allows you to change the backlight level There are two backlighting levels Pressing CLR erases information in the cursor field If the cursor is over a cyclic field pressing CLR will toggle through several available options A Pressing ENT confirms an entry or selection 2 3 2 5 ENTERING DATA To enter data you must first move the cursor under the desired field by pressing the right or left arrow key To enter a
16. 188 Parks E E nn softkey Now back 1 0 1 0 a a a L oe L L E a FOsNIFLOT COI ELLU Set the Simulation Speed GO TO GARMIH With the arrow keys move the rFERG 188 QT Cr 12 a 2 cursor to the ground speed field If this field does not currently indicate GS for ground speed highlight that field with the left arrow key and press CLR until it does Enter a ground speed of 15 knots GO TO GARMIH by pressing 1 5 and ENT The GPS 75 will accept speeds of up to FERG LBB r 12 2 90 knots The simulation speed is TRE 188 GE 15 a now set and the GPS 75 is it 10 simulating a trip from coordinates ao atone oe TL a oa wee N39 W95 to the GARMIN waypoint our Lenexa KS facility P sMIFLOT GOT Han Examine the Navigation Information At this point you can explore the capabilities of the GPS 75 While you are on the Navigation Summary Page you may want to examine other information not currently displayed see Section 3 8 As the unit is navigating you will notice the Range RNG to GARMIN decreasing If you wish to see the distance back to where you started from highlight this field top right with the arrow keys and press CLR until distance made good DMG is displayed Highlight the ground speed GS field bottom right and press CLR until the estimated time enroute ETE is displayed Highlight the ground track TRK field bottom left and press CLR until gro
17. 927 Canada including Newfoundland Island NORTH AMERICAN 1927 Canal Zone NORTH AMERICAN 1927 Caribbean Barbados Caicos Islands Cuba Dominican Republic Grand Cayman Jamaica Leeward Islands Turks Islands NORTH AMERICAN 1927 Central America Belize Costa Rica El Salvador Guatemala Honduras NORTH AMERICAN 1927 Mean Value CONUS NORTH AMERICAN 1927 Cuba NORTH AMERICAN 1927 Greenland Hayes Peninsula NORTH AMERICAN 1927 Mexico NORTH AMERICAN 1927 San Salvador Island NORTH AMERICAN 1983 Alaska Canada Central America CONUS Mexico Nahrwn Masirah Ilnd Nahrwn Saudi Arbia Nahrwn United Arab Naparima BWI Observatorio 1966 Old Egyptian Old Hawaiian Oman Ord Srvy Grt Britn Pico De Las Nieves Pitcairn Astro 1967 Prov So Amricn 56 Prov So Chilean 63 Puerto Rico Qatar National Qornoq Reunion Rome 1940 RT 90 Santo Dos Sao Braz Sapper Hill 1943 Schwarzeck South American 69 South Asia Southeast Base Southwest Base Timbalai 1948 Tokyo Tristan Astro 1968 Viti Levu 1916 Wake Eniwetok 60 WGS 72 WGS 84 Zanderij 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 Old Hawaiian Mean Value Oman Oman Ord Srvy Grt Britn England Isle of Man Scotland Shetland Islands Wales Pico De Las Nieves Canary Is
18. 957 Bogota Obsrvatry Campo Inchauspe Canto Astro 1966 Cape Cape Canaveral Carthage Chatham 1971 Chua Astro Corrego Alegre Djakarta Batavia Dos 1968 Easter Island 1967 European 1950 European 1979 Finland Hayford Gandajika Base Adindan Ethiopia Mali Senegal Sudan Afgooye Somalia AIN EL ABD 1970 Bahrain Island Saudi Arabia Anna 1 Astro 1965 Cocos Islands 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 Island Astro Dos 71 4 St Helena Island Astronomic Stn 52 Marcus Island Australian Geod 66 Australia Tasmania Island Australian Geod 84 Australia Tasmania Island Bellevue IGN Efate and Erromango Islands Bermuda 1957 Bermuda Islands Bogota Obsrvatry Colombia Campo Inchauspe Argentina Canto Astro 1966 Phoenix Islands Cape South Africa Cape Canaveral Florida Bahama Islands Carthage Tunisia Chatham 1971 Chatham Island New Zealand Chua Astro Paraguay Corrego Alegre Brazil Djakarta Batavia Sumatra Island Indonesia Dos 1968 Gizo Island New Georgia Islands Easter Island 1967 Easter Island European 1950 Austria Belgium Denmark Finland France Germany Gibraltar Greece Italy Luxembourg Netherlands Norway Portugal Spain Sweden Switzerland European 1979 Austria Finla
19. D 1 6 7 2 4 6 11 A 1 6 3 6 2 6 4 6 6 6 6 2 1 3 10 3 10 6 2 3 4 2 2 3 1 3 3 C 12 Proximity alarm Proximity Waypoint Page R Range RNG Relative Bearing Pointer Resolution track storing Route Definition Page Route List Page Routes activating building with AutoStore clearing copying creating deleting editing active routes editing storage routes navigating S Satellite Status bar graph table Satellite Status Page Scale Plot Page Searching the sky Self test Setup operations Simulator mode Skyview Display Statute units Steer to CDI Sunrise Sunset Planning T Time local UTC Timers count down WwW W U i ak i es AS A D DO 1 1 OO OUR RFR ONN ND 6 5 6 5 6 5 count up Track TRK Track storing Trip planning True heading Turn TRN U Units Heading Page Units selecting Universal mount User defined magnetic variation UTC time UTM coordinates V Velocity Made Good VMG W Waypoint Definition Page Waypoint List Waypoints creating deleting modifying nearest proximity renaming scanning Wiring WPT RTE Transfer B 2 Ww w 1 1 1 1 1 Su a Gi amp En Un Ur ww I O U m mt a Un F 3 COMMUNICATION amp NAVIGATION GARMIN International Inc 9875 Widmer Road Lenexa Kansas 66215 USA 1 800 800 1020 913 599 1515 190 00046 00 Rev C
20. GPS 75 Personal Navigator BUOY1 BU0Y2 BRIDGE OPOINT xS Owner s Manual GARMIN COMMUNICATION amp NAVIGATION GPS 75 Personal Navigator OWNER S MANUAL Software Version 2 20 or above 1992 1993 GARMIN 9875 Widmer Road Lenexa KS 66215 USA Printed in Taiwan All rights reserved No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical 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 the right to change or improve their products and to make changes in the content without obligation to notify any person or organization of such changes or improvements October 1993 190 00046 00 Rev D PREFACE GARMIN thanks you for selecting our high performance full featured Personal Navigator M The GPS 75 represents our continued commitment to provide you with a portable navigation unit that is versatile extremely accurate and easy to use We are confident you will enjoy using your unit for many years to come The GPS 75 s rugged construction and quality components offer the reliability demanded by the harshest operating environments It may be used in marine and land vehicles as well as by hunters hikers and military forces The unit may be operated portably using its own battery pack or it may use a
21. HIH ith the arrow keys p ace the KRULL EYGF cursor on the desired waypoint MICAME MOB Press CLR and ENT ReRBCK WIDMER The Confirmation Page is displayed Press ENT to confirm or CLR to cancel NOTE If you attempt to delete a proximity or route waypoint a message will be displayed You must delete the proximity alarm or the route before you can delete the waypoint To rename a waypoint With the arrow keys place the cursor on the desired waypoint Type in a new name for the waypoint and press ENT The Confirmation Page is displayed Press ENT to confirm the name change or CLR to cancel To delete all waypoints With the arrow keys place the cursor over the Delete All field and press ENT The Confirmation Page is displayed Press ENT to confirm the deletion of all waypoints or CLR to cancel NOTE The Delete All selection will delete all routes and proximity waypoints as well 3 6AUTOSTORE The AutoStore function allows you to capture your position at the touch of a button for future reference This function saves your current position in a waypoint Additionally you may record your navigation path by inserting the captured waypoints into a route see Section 4 6 3 6 The AutoStore Page displays the waypoint name captured position and optional storage route An AutoStore waypoint name is pre assigned as a three digit number You may change this to any name you desire Autos
22. If the User Mag Var option is selected the magnetic variation is then entered To enter a user defined magnetic variation Highlight the HDG field and select User Mag Var with CLR Press ENT The variation direction is highlighted To change the direction press CLR Press ENT Enter the variation degrees and press ENT 6 4ALARMS AND CDI SETUP ALARME 4 GOI From the Alarms CDI Page you may Anchor 4 145 define three alarms and turn them Arrival A Sra j on or off and configure the graphic Clock AA AA CDI to your preference Alarms are CHI Scale 1 44 available for anchor drift arrival at Steep To keenter a destination waypoint and an alarm clock To set the anchor alarm Highlight the anchor alarm distance and enter the maximum allowable drift CAUTION Setting the anchor alarm to its smallest value 01 unit may result in a false alarm Please note that under certain circumstances below average satellite geometry degraded reception etc the position error of the GPS 75 may be greater than the lowest scale settings available for this alarm Press ENT The on off cyclic field is highlighted If the alarm is not turned on press CLR To set the arrival alarm Highlight the arrival alarm distance and enter the distance from a destination at which you want the alarm to sound 6 4 Press ENT The on off cyclic field is highlighted If the alarm is not t
23. PS 75 is supplied with a sealed 4 cell alkaline battery pack The battery pack must be removed from the unit in order to replace the cells To remove the battery pack Push down on the spring tab on the right side of the battery pack Pull the battery pack off the right side of the unit To replace the alkaline batteries GRIP HERE GRIP HERE N Grip the battery pack around the outside edge not the bottom Push the top of the battery pack against the edge of a hard surface which will not mar the plastic The outer sleeve will slide off the cage revealing the batteries inside Replace the batteries observing the polarity diagram engraved in the plastic Slide the sleeve over the cage until it snaps into place taking care that you do not tear the gaskets which seal the battery pack C 6 MAINTENANCE The GPS 75 is constructed of high quality material and should not require user maintenance Please refer any repairs to an authorized GARMIN service center The unit contains no user serviceable parts do not attempt repairs yourself Never allow gasoline or solvents to come into contact with your unit Damage to the case may occur which is not covered by your warranty The waypoints routes custom settings and other data stored in the GPS 75 are maintained by an internal battery This data will not be lost even if you remove the AA or rechargeable battery pack for separate storage C 11 The inte
24. Searching the Sky The GPS 75 is in the search the sky mode Allow the unit to complete its data collection before turning it off This process takes approximately 15 minutes Stored Data Lost Stored user data including waypoints routes and satellite orbital data has been lost due to a low memory battery Timer Expired The count down timer has expired Track Memory Full The track memory is full Go to the Plotting Setup Page and clear the memory WPT Exists You have entered a waypoint name on the AutoStore Page that already exists in memory Enter a waypoint name that does not exist WPT Memory Full The waypoint memory is full You should delete unused waypoints to make room for new waypoints WPT RTE RX Started The GPS 75 has received the first data transmission in a waypoint route upload or transfer operation WPT RTE TX Complete The GPS 75 has transmitted the last information in a waypoint route transfer operation APPENDIX B GLOSSARY AND NAVIGATION TERMS B 1 DEFINITIONS This section provides an illustration of and definitions for the terms used in this manual WPT 2 lt gt WPT 1 Velocity time terms GS VMG ETA ETE Ground speed GS is the speed measured relative to a ground position also known as velocity over ground VOG Velocity made good WMG is velocity in the direction of the desired course It is the speed at which you are closing on the active to waypoint
25. TE Repeat this process for each waypoint you want to add up to a total of 20 4 2 To copy a route Select the Route Definition Page GARMIN eae EVAF Highlight the route number field CLIFF and select the route number to RZEECK copy from with CLR MIDAME Highlight the route action field with the arrow keys and press CLR until gt Copy To gt is displayed A third field now appears in the top right corner Highlight this field and select the destination route number with CLR Press ENT The route is now copied 4 3ACTIVATING ROUTES Routes are activated on the Route Definition Page also You may activate any route in the displayed order or in reverse order NOTE Remember when a new route is activated the previous contents of route 0 will be overwritten If you wish to save route 0 be sure to copy it to an empty route first To activate a route Select the Route Definition Page GARMIN ___ _ RTE KWAP Highlight the route number field CLIFF and select the route number to RZRBCK activate with CLR MIDAME Highlight the route action field and with CLR select gt Activate Ptok1 DRE Press ENT to activate the route GHETIIH E To invert a route aus pa Follow the same steps as above for activating a route but select rs A SInvert at the route action field LIST Al TU RTE Press ENT to activate the route in an inverted order
26. a E left and press CLR to select GARMIN GARMIH WPTS SPD 25 Flow F DTK REM 6 3 Highlight the waypoint name field FHG fm ETE 34 22 second line and enter the first FREN fl WEHT waypoint name followed by ENT The second waypoint name field is now highlighted Enter the second waypoint name followed by ENT The speed SPD field is highlighted Enter the intended speed and press ENT The fuel flow Flow field is highlighted Enter the estimated fuel flow followed by ENT The GPS 75 will now display the calculated figures To perform a Trip and Fuel Plan for a route TRIF amp FUEL FLANNING HAIPTS AM GARMIH SPD 18 Flow F DTK 114 REG 4 4 RAGE SIN ETE 37353 FREU HU WENT Highlight the first cyclic field top left and select RTE with CLR Highlight the next cyclic field and select the desired route number by pressing CLR Highlight the Leg gt field and select the desired leg or select AI for the entire route using CLR Highlight the SPD field and enter the intended speed followed by ENT Highlight the Flow field and enter the estimated fuel flow followed by ENT The GPS 75 will now display the calculated figures 6 12 MESSAGES HESSAGES Approaching GHEMIH Timer Expired You may recall from Section 2 6 that some messages will remain on the Message Page after being viewed When this occurs the MSG
27. ace Setup Page If this interface mode is not selected the GPS 75 will only display the message No RTCM NMEA 0183 interface selected on the Beacon Receiver Setup Page Once the correct interface is chosen the Beacon Receiver Setup Page will display as shown above The Tuned To field is the frequency in kHz to which the beacon receiver is currently tuned or is attempting to tune Below this field is a bit rate cyclic field which allows you to choose between bit rates of 25 50 100 and 200 bps by pressing the CLR key which the Bit Rate field is highlighted When you first select the Beacon Receiver Setup Page from the Auxiliary Menu after selecting an RTCM NMEA 0183 input output interface mode the GPS 75 will automatically try to tune the last 6 8 frequency and bit rate which you selected or the default frequency of 304 0 kHz and bit rate of 100 bps if no previous beacon has been tuned You may enter you own frequency between 283 5 kHz and 325 0 kHz in 0 5 kHz increments and bit rate if you desire A message of Tuning will then be displayed near the bottom of the page directly after the SNR field If the Tuned To frequency cannot be received within the timeout period the unit will stop trying to tune the Tuned To field will display all blanks and a status message of No Status will display after the SNR signal to noise field You must provide the unit with another fre
28. al between stored positions starting with hours then minutes then seconds Press ENT after entering data in each numeric field To store the Ground Track by Distance Highlight the storage frequency field and select Distance with CLR Press ENT Enter the distance and press ENT When your position moves this distance in any direction a new position is added to the stored ground track NOTE Distance storage may be preferable to Resolution storage if the ground track will include a large number of turns 6 2 If the planned course will be primarily straight line travel you should select Resolution storage In this application considerably less memory is used for the same distance traveled To store the Ground Track by Resolution Highlight the storage frequency field and select Resolution with CLR Press ENT Enter the resolution range and press ENT When your position moves this defined range off a projected courseline a new position is added to the stored ground track The track storing function may be turned on and off by highlighting the Track gt field and pressing CLR From this same field the track may be set to wrap around through available memory deleting the oldest track information and using the memory to store the new track position The amount of memory used at any given moment is shown on the bottom line When available memory is filled or the t
29. aypoint as the active to waypoint 4 1 There are 3 route pages in the GPS 75 The softkeys at the bottom of each page allow cycling through each page RTE route definition ACTV active route and LIST route list 4 2CREATING AND COPYING A ROUTE The Route Definition page allows you to create change review copy and activate routes Remember that route 0 is always the active route If you create a route in route 0 you should copy it into an empty storage route 1 9 When you activate a storage route 1 9 it will be copied to route 0 for activation Route Definition Route Field Route Action Field Ete Activate Desired GARFIIH Track Waypoint List Eag E FEFECE 354 MIDAMR 42 5 44 ere ETS RTE eg Distance Press the RTE key If you are not already on the Route Definition Page press the RTE softkey On the route number field you may choose between routes 0 through 9 with CLR Next to this is another cyclic field which allows you to activate the route clear the route copy the route to another location or invert the order of the waypoints in a route and activate it The arrow keys allow you to scroll through the list of waypoints in a route To Create a Route Move the cursor to the route Fte Activate number field and press CLR until you find an empty route Scroll to the first blank waypoint name field and type in a waypoint you wish to put in the route Press ENT LIST A TU R
30. aypoint is not HPT mn listed you must add it to the GPS H 75 s memory before you can E TTT T TTN activate the GOTO function Press the WPT softkey IATE TIHE Move the cursor over the waypoint name field with the arrow keys Enter S A R M a Gass N Press ENT Remember to use the arrow keys to select the letter you 3 13 want e g to get the letter G press the 3 key and then the left arrow Enter the coordinates for the GARMIN waypoint using the same method described for setting the present position see Section 3 3 Note however that depending on the unit setups Lat Lon coordinates will be entered in one degrees only two degrees minutes or three degrees minutes seconds fields These setups are covered later in Chapter 6 Refer to the table below for the proper location numbers to enter Setup Latitude Longitude Degrees Only N38 94992 W94 74638 Degrees Minutes N38 56 995 W94 44 782 Degrees Min Sec N38 56 59 7 W94 44 46 9 With the coordinates entered you are ready to proceed with the Press HOE te reset mah au rb ard position Fress ENT te activate GO TO nauiaation GOTO function GOTO GARMIN Press GOTO MOB The GOTO Page is displayed with the cursor GO TO M under the GOTO waypoint name Type Waypoint name to change destination Enter the waypoint name GARMIN with the al
31. ction of each page WPT waypoint definition NRST nearest waypoints PROX proximity waypoints and LIST waypoint list To start the waypoint pages press WPT The Nearest and Proximity Waypoint Pages are covered in Chapter 5 Waypoint Definition If you are not already on this page HPT GARMIH press the WPT softkey It allows you H 35 S 6 995 to review create and modify Wad4 d4 Fes waypoints The cyclic field allows DATE TIHE you to display one of the following 1 71 DQEC 89 AHA the date and time the waypoint location was last modified 2 a one EHA HFT line comment of the waypoint up to 20 characters or 3 range and bearing from a reference waypoint To create modify or review a waypoint Move the cursor to the waypoint name field then enter the desired waypoint name To create or modify position enter the waypoint latitude and longitude as described in Section 3 3 on the previous page NOTE If a waypoint is being used for navigation its position cannot be modified An attempt to modify the position of such a waypoint will result in the message Can t Chg Activ WPT 3 5 3 5SWAYPOINT LIST The Waypoint List Page allows viewing of the stored waypoints in the unit The list may be scrolled with the arrow keys to view all the waypoints From this page waypoints may be selected for deletion renaming or to activate a direct GOTO See Section 3 7 DEEE AE SUP pee pce th CLIFF GAR
32. d at GARMIN s Lenexa Kansas facility is also provided Just for fun let s go to GARMIN Turn on your GPS 75 The power on notices will be displayed followed by the Satellite Bar Graph The GPS 75 is ready to accept your commands 3 11 p Plotting UnitstHdg Alarni CEI Datel Time Audiot bsp Intrface Map Datm Ben Rewer Sun Plan Trip Flan Messages SKY STAT BAR iu ibe Plotting UnitstHdg Alarm i CET Date Tine Audioi spl Interface Map Datm Ben Rewer Sun Flan Trip Plan Messages FSimulator FILTER Position Fautomeatic Velocits Fautomatic Pius POSN Softkey if needed TRE 288 Gch BS H 39 66 660 W695 68 686 Hime 18 22 46 FLAT cor NAU GOEL 3 12 Select the simulator mode Press PWR STAT to select a Status Page If the Auxiliary Page is not displayed press the softkey underneath the AUX banner to select it Use the right arrow key to highlight Op Mode press ENT If the operating mode field does not already display Simulator move the cursor with the arrow keys to that field and press CLR until it does followed by ENT The unit is now ready to start the simulation Check the present position Press NAV to display a navigation page If the Present Position Page is not displayed press the POSN softkey to select it Note the present position We will change the position to N39 W95 If the unit is set to display UTM coord
33. de or Greenwich Mean Time date and Local Ofst GHA time The local offset or time Display local time difference is shown on the next line TIHER For time zones west of the UTC kcount up 1 37 45 zone enter a negative onset The minus sign is on the 9 key Appendix E contains a list of time offsets The cyclic field for Display options determines which time UTC or Local will be displayed on other GPS 75 pages To change this option highlight this field and press CLR 6 5 The timer field can be selected as Count Up or Count Down by highlighting and pressing CLR To clear the count up timer highlight each time field press CLR then ENT To set the count down timer enter the hours minutes then seconds to count down from The Timer Expired message will be displayed when the timer reaches zero 6 6AUDIO AND DISPLAY SETUP AUDIO DISFLAY From the Audio and Display Page Tone FSG and kes you can turn the message and or Change Contrast keypad tones on and off change the display contrast and change the Backlight Timeout timeout for the display backlighting 34 seconds Select the desired tone option by highlighting the Tone gt field and pressing CLR To change the display contrast Highlight Change Contrast and press ENT The contrast bar is highlighted Press the left or right arrow key to change the contrast level When the desired contrast level is reac
34. e If a softkey satellite is visible but not tracked underneath the the signal quality will be blank If STAT banner differential corrections are available for a satellite a D will appear at the bottom of the signed strength bar for that satellite See Section 6 7 for DGPS setup instructions Satellite Status Page imulating Navigation The Satellite Status Page shows the ID azimuth elevation and signal DOP 2 8 EFE 435 quality of each visible satellite in a 13178 29 Slea 13e table format The receiver status 12 i27 10 1 26 045 26 again is displayed at the top of the 17 113 73 8 28 300 screen as well as the dilution of 2i 282 36 5j precision DOP and estimated CACHET TAT position error EPE For more information about unfamiliar terms Press SKY Softkey see Appendix B To display Satellite Skyview 3 2 Press AUX be Softkey to display the Ss Auxiliary Menu Page Op Mode Plotting UnitsiHda Alarm CDI Date Time Audioi spl Interface Map Pati Ben Ecur Sun Flan Trip Flan Messages ARY SL 3 3 PRESENT POSITION TRE 338 Gs 18 H 38 53 329 H694 46 582 rAltitude 1881 FLOTI GDI NU HER Satellite Skyview The Satellite Skyview Page shows the azimuth and elevation of each visible satellite in a graphic skyview format Additionally the DOP and EPE are displayed The azimuth and elevation are useful in determining whether a satellite
35. e NMEA A line of a two wire shielded cable Connect the BLACK harness lead to the NMEA B line of the shielded cable Connect the BLACK harness lead to the shield of the shielded cable The opposite end of the shield should not be grounded To connect the GPS 75 to an electronic device supplying RTCM SC 104 data Connect the WHITE harness lead to the output pin of the RTCM device Connect the BLACK harness lead to the ground pin of the RTCM device If the GARMIN Beacon Receiver is used the Beacon Receiver Page see Section 6 9 will tune the beacon frequency Connect the BROWN harness lead to the input pin RS 232 RXD of the GARMIN Beacon Receiver Refer to GARMIN Beacon Receiver Operating Manual for connection instructions C 4 C 3 UNIVERSAL MOUNT INSTALLATION The GPS 75 is equipped with a universal mount for fixed installations The universal mount may be installed above the dash or attached to a surface as shown below Although your GPS 75 is designed to withstand the marine environment it is recommended that it be mounted in a location which provides protection from sun and spray Before permanent mounting you may wish to apply power to the unit and look at the display in the desired mounting location to ensure you have the desired viewing angle C 5 To install universal mount above dash The universal mount is completely assembled and ready for fixed installation abov
36. e dash Mount the base to the boat dash using appropriate screws 8 flat head screws are recommended To install universal mount on a surface SCREWS KL COINSLOT SCR C 6 NW Pa FLATHEAD 3 ea W POWER DATA j CABLE EW Remove the E ring from the special screw under the base using a pair of pliers Remove the lever A spring and detent pin are contained within a recess on this lever Unscrew the special screw and remove it from the base The base lever detent pin detent spring plastic spacer and wave washer may be set aside these parts are not used for surface installation Loosen the coinslot screw and slide the cradle to mid position revealing 3 countersunk holes as shown in the figure at the bottom of page C 5 Mount the surface mount to the dash using appropriate screws 8 100 flat head screws are recommended To adjust the universal mount EE LL nent a eee O O C 7 The universal mount is designed to allow the GPS 75 to be installed either with or without the battery pack attached To adjust the universal mount to accept the GPS 75 with the battery pack attached C 4 Loosen the coinslot screw Raise the connector plate to its tallest position Tighten the coinslot screw When adjusted properly the coinslot screw should fit completely into the counterbore in the cradle so that all
37. er the unit in vehicle applications CHAPTER 2 GETTING STARTED 2 1 FRONT PANEL GPS 75 ra S Page Options TRHAO09 GARHIN GSB THT Page Annunciator RG 108 RAG AIMN ia _ Softkeys Ahi CRE GUN eer a MNT 4 AR Message Amacai DACE WAAMA GED GARMIN gt The front panel consists of a 20 key keypad with a 85 x 64 pixel LCD display Both the display and keypad may be illuminated for nighttime operation 2 2 SOFTKEY OPERATION Information displayed on the LCD is commonly referred to as a page The GPS 75 works with softkey operation At the bottom of the screen is a list of page options To select a different page press the appropriate softkey below the desired menu option Please note that the menu options must be highlighted in order to use the softkeys On the bottom line extreme right is the page annunciator which indicates the current page you are viewing 2 1 2 3 CURSOR AND FIELDS Cyclic Field Confirmation Field Bar Field Fte Activate AUDIO DISFLAT GARMHIH Tone FASG and Key Change Contrast EVAF 178 1 53 EE CLIFF 263 3 51 l HARECK 2338 5 65 Backlight Timeout MIDAME B42 5 66 38 seconds Ta ATE RU AU HEAT The area of the page which is highlighted in reverse video is called the cursor The cursor may be moved to locations on the page called fields which allow you to enter data or change opt
38. ess the POSN softkey The scale distance for the screen distance represented by height of screen is at the lower left corner of the screen The scale number directly above the scale distance may be changed by moving the cursor to the scale number and pressing CLR or by entering a new number 0 9 Finally the Plot Page can be oriented as a North up Ground Track Up or Desired Track Up display see Section 6 2 Position Page TEE 128 GS 18 The Position Page is described in N 3a 58257 con ro further information W694 5 7 466 Altitude 18814 FLOTI GDI WAU LAE 3 9MAN OVERBOARD The Man Overboard function allows you to set an instantaneous course to a captured position providing rapid response to an emergency situation GO TO 0 Tupe Ldup int name to change destination Press MOE te reset Man auecbodrd position Press ENT te activate GO TO nad tion To activate the Man Overboard function Press MOB twice The above page will be displayed and the present position will be captured in a waypoint named MOB Press ENT to navigate to the Man Overboard waypoint A navigation page will be displayed select the desired page with the softkeys 3 10 SAMPLE TRIP Now that you have gained a basic understanding of the GPS 75 you are ready to embark on a sample trip Your GPS 75 is factory initialized with a position of N39 W095 A waypoint named GARMIN locate
39. h the power off the unit may go into the Autolocate mode This process can take up to ten minutes Alternatively you may enter a more accurate initial position to speed up the acquisition process You may also change the position at any time while you are in simulator mode To enter the latitude longitude Use an arrow key to place the cursor on the latitude hemispheric designation far left Check the hemispheric designation N or S of the latitude If it is correct go to the next step If it is incorrect press CLR until the correct hemispheric designation is displayed Place the cursor on the latitude field and enter the latitude Depending on the position format selected see Section 6 3 you will enter the latitude in one field degrees only two fields degrees minutes or three fields degrees minutes seconds or UTM You must press ENT for each field to confirm the data entry Check the hemispheric designation E or W of the longitude in the same manner as above for latitude Enter the longitude remember to complete the data entry by pressing ENT 3 4 3 4 WAYPOINTS The GPS 75 allows you to create store and use 250 alphanumeric waypoints A waypoint consists of a name up to six letters and or numbers its latitude longitude location last time date of modification and a one line comment There are four waypoint pages The softkeys at the bottom of each page allow the sele
40. he battery that sustains user memory is low and should be replaced by an authorized GARMIN service center as soon as possible Failure to do so may result in loss of stored data including all waypoints and routes No DGPS Position Not enough DGPS data is available to compute a corrected position No RTCM Input A beacon receiver is improperly connected to the input port on the back of the GPS 75 a connected beacon receiver is not transmitting in an RTCM SC 104 version 2 0 format or the baud rates do not match between the GPS 75 and the beacon receiver Osc Needs Adjustment The GPS 75 has detected excessive drift in its internal crystal oscillator which may result in longer acquisition time The unit should be taken to an authorized GARMIN service center as soon as possible Poor GPS Coverage The GPS 75 cannot acquire sufficient satellites necessary to provide navigation Pwr Down and Re init The GPS 75 is unable to compute a position due to abnormal satellite conditions Power down the unit and verify that the position on the Position Page is within a few degrees of your actual position Proximity Alarm Your craft has penetrated the alarm circle of a proximity waypoint Proximity List Full An attempt to upload more than nine proximity waypoints has been made Proximity Overlap _ The circles defined by two proximity waypoints overlay When entering the area of the overlap the GPS 75 will alert you of the closest prox
41. hed press ENT The Backlighting Timeout determines the length of time the display and keypad backlighting will remain on If no keys are pressed for the specified time the backlighting will automatically shut off Set the timeout interval by highlighting that field entering the desired timeout and pressing ENT 6 7INTERFACE SETUP INTERFACE From the Interface Page you may Input Output select the input or output format HOHE HHEA needed to connect your GPS 75 to KHMER 4153 other equipment plotter autopilot another GPS 75 a PC etc You may select no input output NONE NONE NMEA output GARMIN input output or RTCM input by highlighting the cyclic field and pressing CLR When the NMEA 6 6 output is selected a second cyclic field appears From this second field you may select the desired NMEA format NMEA 0180 NMEA 0182 or NMEA 0183 A second cyclic field also appears when the GARMIN input output is selected The GARMIN option allows you to exchange data such as waypoints routes track logs and satellite almanac data with another GPS 75 or with a PC compatible computer You may select between acting as a HOST to data exchanges REQUESTing data or SENDing data by highlighting the cyclic field and pressing CLR When the HOST option is selected all interface operations are controlled by another GPS 75 or PC compatible computer When the REQUEST or SEND options are selected the GPS 75 will control the data exchange Wi
42. hrough Set 165635 2089 FREU AUR CE 6 9 To calculate the sunrise sunset times for a waypoint Highlight the waypoint name field and enter the desired waypoint name Press ENT The date field is highlighted Enter the day then month then year to calculate the sunrise sunset times Press ENT on each alphanumeric field Once the year is selected and ENT is pressed the calculated sunrise and sunset times will be shown Please note that the times shown will be either UTC or local depending on the selection made on the Date Time Page See Section 6 5 6 11 TRIP AND FUEL PLANNING THIF FUEL FLANNLHG The Trip and Fuel Planning Page eee Ce HT Bane requirements between any two SPC 4 4 Flow A allows you to calculate time and fuel waypoints or for any programmed route On the first cyclic field you DTK Bde FEU B A will choose between waypoint WPT ENG AGr ETE 8 88 or route RTE planning by highlighting and pressing CLR If route planning is selected you would then select the desired route number and the portion of the route a given leg or all of the route to calculate for The final step is to enter speed and fuel flow rates The GPS 75 will then calculate the desired track DTK fuel requirements REQ range RNG and estimated time enroute ETE To perform a Trip and Fuel Plan waypoint to waypoint TRIF amp FUEL FLANHIHNU eai os Highlight the first cyclic field top FETE HA Le
43. imity waypoint but not both You should be certain this condition is desirable Proximity Waypoint An attempt has been made to delete a waypoint for which a proximity alarm has been defined You must remove the waypoint from the proximity list before the waypoint can be deleted Received Invalid Wpt A waypoint was received in an upload transfer operation that has an invalid identifier or position Receiver Failed The GPS 75 has detected a failure in the receiver hardware If the message persists the GPS 75 is unusable and should be taken to an authorized GARMIN service center ROM Failed The GPS 75 has detected a failure in its permanent memory If this message occurs the unit is unusable and should be taken to an authorized GARMIN service center Route is Full An attempt has been made to add more than 20 waypoints to a route The GPS 75 will not allow more than 20 waypoints per route Route Not Empty An attempt has been made to copy a route to a non empty route The GPS 75 will not allow you to copy a route to a non empty route Route Waypoint An attempt has been made to delete a waypoint which is a member of one or more routes You must remove the waypoint from all routes before the waypoint can be deleted Route Wpt Deleted waypoint in a transmitted route does not exist in the database and has been deleted from the route RTCM Input Failed RTCM data was being received but the connection has been lost
44. inates refer to Section 6 3 to change the coordinates to latitude and longitude Move the cursor to the latitude hemispheric designator with the arrow keys Press CLR if you need to change this designator from S to N Press ENT With the cursor on the latitude degrees press 3 and 9 then ENT You may need to enter 0 for minutes and or seconds to clear these fields if they are shown Move the cursor to the longitude hemispheric designator Follow the same sequence as above to complete longitude entry NOTE The sample illustrations in this section assume that the factory default settings including the selection of nautical units knots nautical miles have not been changed If these settings have been changed the unit may display slightly different data than presented here Changing the unit set ups is covered later in Chapter 6 Check the GARMIN waypoint wr To verify that the GARMIN waypoint is in memory press WPT to select a waypoint page j LIST softkey if needed CLIFF Eee ve EYF MT OOM If the Waypoint List Page is not MOB R RECE displayed press the LIST softkey to select it Verify that the WLOCAT WPT 1 waypoint GARMIN is on the list If it is you may skip the next three steps NOTE If the Waypoint List Page is full use the arrow keys to scroll through the rest of the list until you locate the GARMIN waypoint If the GARMIN w
45. ions You will encounter five types of fields Numeric fields accept numbers only Alphanumeric fields accept numbers as well as letters Cyclic fields allow selection from several available options A cyclic field is preceded by a prompt You may cycle through the choices by pushing CLR Confirmation fields allow you to indicate your approval For example you will be asked to confirm that you want to delete a waypoint Confirmation fields always end with a character Press ENT to approve the confirmation field Bar fields allow an adjustable scale entry with the length of the 2 4 2 PWR bar representing the minimum to maximum setting Use your arrow keys to make adjustments in bar fields KEYPAD OPERATION gt The PWR STAT key is a dual function key that controls unit STAT power and system status Pressing this when the unit is off will 2 2 turn the unit on To turn the unit off press and hold PWR STAT until the display is blank Pressing PWR STAT momentarily while the unit is on will take you to the status pages see Section 3 2 If the message annunciator is flashing and the tone sounds you may push PWR STAT to view the message Goto Pressing GOTO MOB once allows you to initiate the GOTO MOB function setting an instantaneous course to any waypoint see Section 3 7 Pressing GOTO MOB twice allows you to initiate the Man Overboard function setting an immediate course to
46. irable for slow speed operation where frequent ground track changes will occur e g sailing or hiking It is highly recommended that you select the Automatic setting for most applications 6 1 6 2PLOTTING SETUP The Plotting Setup Page is used to rientation Horth UE configure the Plot Page and select Foute and Track the types of information that will be displayed The first cyclic field internal BABES pan X Track rury Chery defines the orientation of the plot H map The top of the plot map may be Memory Used a North North Up the direction of your current ground track TRK Up or the direction of the active leg of a route DTK Up To select the desired option highlight this field and press CLR Your present position and nearby waypoints are displayed on the plot map at all times The second cyclic field determines what additional information will be displayed on the plot map You may display the active route and a stored ground track showing where you have been only the active route only the ground track or neither The ground track is stored at a frequency that you can define either by Time Interval Resolution or Distance Select the desired frequency unit by highlighting this field and pressing CLR To store the Ground Track at selected time Intervals Highlight the storage frequency field third line and select Interval with CLR Press ENT Enter the time interv
47. ivated Messages that demand immediate attention such as an arrival alarm generate a quick tone that will not stop until you view the message All other messages generate a slow tone that will cease after 15 seconds The message tone may be turned off if you 2 4 wish see Section 6 6 Important messages will remain on the Message Page after being viewed If this occurs the MSG annunciator will be in view but will not flash if no messages exist the MSG annunciator will not be visible To review these messages press PWR STAT to reveal the status menu options Then press the key underneath the AUX page option With the arrow keys scroll to Messages and press ENT Refer to Appendix A for a complete list of GPS 75 messages 2 7 OPERATING MODES Three modes are available which will allow you to operate your GPS 75 in the way which best suits your needs see Section 6 1 Normal mode is most suitable for high dynamics applications The GPS 75 will typically operate up to 5 hours on a single pack of alkaline batteries or 6 hours using the rechargeable battery pack Battery Saver mode is suitable for most applications and will extend the battery life to 7 hours on a single pack of alkaline batteries or 9 hours using the rechargeable battery pack Simulator mode allows you to simulate the operation of the GPS 75 while at home or in your office The simulator mode can be used while learning to use your GPS 75 and is ideal fo
48. ive route starting with the active from and active to waypoints on the top line Press the ACTV softkey to select this page The Waypoint List displays route waypoints starting with the active to waypoint For each waypoint additional information is available The first column displays Range RNG The second column is a cyclic field that displays Estimated Time Enroute ETE in hours minutes or minutes seconds as appropriate Estimated Time of Arrival ETA or Desired Track DTK You may scroll through the waypoint list with the arrow keys To edit the active route To insert a waypoint highlight the waypoint you want to place the new waypoint in front of Type in the new waypoint name Press ENT The new waypoint is added to the route To delete a waypoint highlight the waypoint you wish to delete Press CLR and ENT 4 7ROUTE LIST The Route List Page displays a list of all routes currently stored in memory Press the LIST softkey to select this page The Route List Page displays the route numbers far left beginning waypoint and final destination waypoint You may also activate or delete a route from the Route List Page 4 5 AGARTMIH G ERNMIH To Activate a Route 1 Highlight the route you wish to activate with the arrow keys Press ENT The Route Definition Page is displayed with the gt Activate action highlighted Press ENT to Activate the route To Delete a Route
49. lands Pitcairn Astro 1967 Pitcairn Island Prov So Amricn 56 Bolivia Chile Colombia Ecuador Guyana Peru Venezuela Prov So Chilean 63 South Chile Puerto Rico Puerto Rico Virgin Islands Qatar National Qatar Qornoq South Greenland Reunion Mascarene Island Rome 1940 Sardinia Island SWEDEN Santo Dos Espirito Santo Island Sao Braz Sao Miguel Santa Maria Islands 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 Madeira Islands Southwest Base Faial Graciosa Pico Sao Jorge and Terceira Islands Azores Timbalai 1948 Brunei and East Malaysia Sarawak and Sabah Tokyo Japan Korea Okinawa Tristan Astro 1968 Tristan da Cunha Viti Levu 1916 Viti Levu Island Fiji Islands Wake Eniwetok 60 Marshall Islands WORLD GEODETIC SYSTEM 1972 WORLD GEODETIC SYSTEM 1984 Zanderij Surinam APPENDIX E UTC TIME TO LOCAL TIME OFFSET Reference the chart below to find the UTC to local time offset for your longitude zone If you are in a daylight savings time zone add one hour to the offset For example if you are at longitude W081 00 00 and UTC time is 16 00 local time is 11 00 standard time Longitude Zone Offset W180 0 to W172 5 12 W172 5 to W157 5 11 W157 5 to W142 5 10
50. lot Page with the PLOT Altitude 1081 CN cor uan DOEL The Plot Page will plot your ground track and or an active route The setups for this page are covered in Section 6 2 The top left corner indicates a Track Up display A North Up display would be shown H s 000 and a Desired Track Up To display is also available The top EEE LAT right corner shows the destination waypoint GARAIA The scale setting is shown in the bottom left corner GHRAIA Highlight the scale setting field with the arrow keys and change the scale setting with CLR You a may also change the scale settings with the number keys 0 9 HAU FOSH FL T Finally you may identify waypoint shown on the Plot Page 100 Select a scale setting that allows you to see the destination waypoint GARMIN With the arrow keys highlight the E waypoint shown on the Plot Map CDI HAN F ZH FL T Once highlighted the waypoint name is shown CLR Experiment with your GPS 75 You are on your way to mastering the GPS 75 If you let the simulator run you will eventually get a message Approaching GARMIN just prior to reaching the waypoint Press PWR STAT to view the message and again to return to the Plot Page You may also want to Press NAV WPT GOTO or any other key to become more familiar with the available pages Practice using the softkeys and cyclic fields to display new informati
51. nd Netherlands Norway Spain Sweden Switzerland Finland Hayford Finland Gandajika Base Republic of Maldives Geodetic Datum 49 Guam 1963 Gux 1 Astro Hjorsey 1955 Hong Kong 1963 Indian Bangladesh Indian Thailand Ireland 1965 ISTS 073 ASTRO 69 Johnston Island Kandawala Kergulen Island Kertau 1948 L C 5 Astro Liberia 1964 Luzon Mindanao Luzon Philippines Mahe 1971 Marco Astro Massawa Merchich Midway Astro 1961 Minna NAD27 Alaska NAD27 Bahamas NAD27 Canada NAD27 Canal Zone NAD27 Caribbean NAD27 Central NAD27 CONUS NAD27 Cuba NAD27 Greenland NAD27 Mexico NAD27 San Salvadr NAD83 Nicaragua Geodetic Datum 49 New Zealand Guam 1963 Guam Island Gux 1 Astro Guadalcanal Island Hjorsey 1955 Iceland Hong Kong 1963 Hong Kong Indian Bangladesh India Nepal Indian Thailand Vietnam Ireland 1965 Ireland ISTS 073 ASTRO 69 Diego Garcia Johnston Island Johnston Island Kandawala Sri Lanka Kergulen Island Kerguelen Island Kertau 1948 West Malaysia Singapore L C 5 Astro Cayman Brac Island Liberia 1964 Liberia Luzon Mindanao Island Luzon Phillippines excluding Mindanao Island Mahe 1971 Mahe Island Marco Astro Salvage Islands Massawa Eritrea Ethiopia Merchich Morocco Midway Astro 1961 Midway Island Minna Nigeria NORTH AMERICAN 1927 Alaska NORTH AMERICAN 1927 Bahamas excluding San Salvador Island NORTH AMERICAN 1
52. nformation from other NAVAIDs visual sightings charts etc For safety always resolve any discrepancies before continuing navigation NOTE This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation CHAPTER 1 TABLE OF CONTENTS INTRODUCING THE GARMIN GPS 75 1 1 1 2 Capabilities Operations GETTING STARTED 2 1 252 23 2 4 2D 2 6 2 7 Front Panel Softkey Operation Cursor and Fields Keypad Operation Entering Data Viewing Messages Operating Modes BASIC OPERATION Power On Satellite Status Pages Present Position Waypoints Waypoint List Autostore Getting There Fast GOTO Navigating To A Waypoint Man Overboard 3 10 Sample Trip ROUTES 4 1 4 2 4 3 4 4 4 5 4 6 4 7 Navigating Using Routes Creating and Copying A Route Activating Routes Editing Routes Deleting Routes Active Route Route List PAGE 2 1 2 1 2 1 2 2 2 2 2 4 2 4 2 5 W 1 OU LU OU WwW Ww Ww 1 1 00 J ON ON Li D FE 1 pmi Ww Ww T a 4 1 4 2 4 3 4 4 4 4 4 5 4 5 iii ADVANCED WAYPOINT FEATURES 5 1 Nearest Waypoints 5 2 Proximity Waypoints 5 3 Reference Waypoints 5 4 Waypoint Scanning AUXILIARY FUNCTIONS 6 1 Operating Mode and Filters 6 2 Plot
53. on Change the simulation speed faster or slower Read Chapter 6 on Unit Customization and set up the unit to your preference Stop the simulation You can stop the simulation by turning the unit off press and hold PWR STAT or go to the OP Mode set up and change to the Normal or Battery Saver modes see Section 6 1 3 19 CHAPTER 4 ROUTES 4 1 NAVIGATING USING ROUTES POINT BUOY2 af BUOY1 Active to Waypoint Active Leg HOME Active from Waypoint The GPS 75 offers a route navigation feature for you to navigate along a pre defined sequence of waypoints The GPS 75 route capability allows you to create and store ten routes numbered 0 through 9 containing up to 20 waypoints each Routes 1 to 9 the storage routes can be activated to travel either in the order you defined the waypoints or in reverse order Route 0 the active route is the route you are navigating The waypoint toward which you are navigating is called the active to waypoint The waypoint immediately behind you is called the active from waypoint The line that connects the active from and active to waypoints is called the active leg The GPS 75 features automatic leg selection which will select the route segment closest to your position as the active leg The GPS 75 also features automatic leg sequencing As you pass a waypoint in the route the unit will automatically select the next w
54. phanumeric keys and the arrow keys Press ENT navigation page is then Enter GARMIN with displayed alphanumeric and arrow keys If the Navigation Summary Page is not shown select it with the NAV softkey ENT y Plus NAV softkey if needed GO TO GARMIH ens EBr 12 2 TRIBE 8 8 3 14 i 0 A Faster GOTO At this point we will take a very brief detour You may recall from Section 3 7 that there is an alternative to typing all those letters in Let s try it First we must cancel the existing GOTO by pressing GOTO MOB CLR and ENT This calls up the GOTO Page clears the destination and then confirms that no GOTO destination is desired ARM IM MIDAMR CLIFF E KAP MIDAMR MOE RERBCK WLOCAT WPT1 Tup Wp t name to change destination Press MOE te reset Man auecbodrd position Press ENT te activate GO TO nation CENT Select the Waypoint List Page by pressing WPT and then the LIST softkey if needed With the right arrow key move the cursor to the GARMIN waypoint Press GOTO MOB The waypoint GARMIN is automatically carried over to the GOTO Page You can import waypoints to the GOTO Page from several other pages including the Nearest Waypoint Page and the Plot Page simply by highlighting the desired waypoint Press ENT A navigation page is 3 15 G TO GAFMIH then displayed HERG 1AB rns 12 i Fa Select the NAV Summary Page ITRE
55. quency and bit rate before it will attempt to tune again The last field on the Beacon Receiver Setup Page is the View Beacon Log confirmation field Pressing ENT on this field will display the Beacon Log Page The Beacon Log Page displays the last five frequencies tuned by the user z or the default frequency if no user Fre stn ID Dist frequencies have been tuned The most LL A Aan BR recently tuned frequency is at the top of the list If the tuned frequency station identifier and position were available when the frequency was last tuned the list will also display the Stn ID number and the distance to the transmitting beacon You can tune any frequency in this list by pressing the left or right arrow key until the desired frequency is highlighted and then press ENT The display will immediately return to the Beacon Receiver Setup Page with the selected frequency from the Beacon Log Page as the Tuned To frequency and the bit rate as the last bit rate used with the selected frequency If you view the Beacon Log Page and decide that you do not want to tune any of the frequencies in the log simply press CLR on any field to return to the Beacon Receiver Setup Page Fress GLE to cancel 6 10 SUNRISE SUNSET PLANNING SUNRISE SUNSET The Sunrise Sunset Page allows you WPT GARMIN to calculate the sunrise and sunset Date 18 LEC 92 times for a given waypoint location Rise Wii on a selected date from 1990 t
56. r planning routes and entering waypoints Keep in mind that the GPS 75 is not tracking satellites in the simulator mode YOU SHOULD NEVER ATTEMPT TO USE THE SIMULATOR MODE FOR ACTUAL NAVIGATION If you are using your GPS 75 for the first time you are encouraged to review Chapter 3 which introduces the GPS 75 s basic features and Chapter 6 on custom setups Afterward you may want to read through the rest of this manual and make further use of the built in simulator to practice with the advanced features 2 5 CHAPTER 3 BASIC OPERATION 3 1 POWER ON After you turn your GPS 75 on it will conduct a series of self tests and display the following notice Welcome to GARMIN GPS 75 Global Havigator SOFTHARE VERSION 1 24 COPYRIGHT 1992 GARHIH ORF Following completion of the tests the Satellite Bar Graph Page see Section 3 2 will be displayed and the GPS 75 will begin acquiring satellites After a position is found and if no keys have been pressed the Position Page see Section 3 3 will be displayed and the unit is ready for normal operation When four or more satellites with good geometry are available the GPS 75 will automatically operate in the 3D mode in which latitude longitude and altitude are computed If only three satellites are available the unit will operate in 2D mode in which only latitude and longitude are computed When operating in the 2D mode the unit will use the last computed altitude or yo
57. rack is no longer needed it may be cleared by highlighting Clear and pressing ENT 6 3UNITS HEADING SETUP The Units Heading Page is used to select the units to display for Posh Fhadd tam mmm position distance speed and Hau ene tice heading information Select the Hdg Fauto mag var desired position units by E4AA highlighting the POSN field and pressing CLR You may choose between degrees only hddd ddddd degrees and minutes hddd mm mmm degrees minutes and seconds hddd mm ss s UTM UPS or various regional grid coordinates Select the desired distance and speed units by highlighting the NAV field and pressing CLR You may choose between nautical nautical miles knots feet statute statute miles miles per hour feet or metric kilometers kilometers per hour meters units Heading information can be displayed referencing magnetic north automatically calculated or user defined referencing true north or referencing calculated grid headings Select the desired heading reference by highlighting the HDG field and pressing CLR When the Auto Mag Var iation option is selected heading information will reference the 6 3 automatically calculated magnetic variation shown For most applications the Auto Mag feature will provide accurate heading information If the auto magnetic variation is not correct you may define the magnetic variation by selecting User Mag Var
58. rnal memory battery should typically last three to five years If the GPS 75 detects a low memory battery you will be informed with the message Memory Battery Low You should return your unit to an authorized GARMIN service center as soon as possible for service Failure to do so may result in loss of data each time you turn your unit off indicated by the message Stored Data Lost Your GPS 75 contains a highly accurate crystal oscillator which should provide many years of reliable operation If the unit detects excessive oscillator drift you will be informed with the message Osc Needs Adjustment You should return your unit to an authorized GARMIN service center as soon as possible Failure to do so may result in degraded acquisition performance C 7 PRODUCT SUPPORT Should you require additional assistance please call our Product Support Department Customers in the continental United States may use our toll free number 1 800 800 1020 Customers outside the continental United States may call 1 913 599 1515 C 12 APPENDIX D MAP DATUMS The following is a list of the GPS 75 map datum selections and the corresponding map datum name including the area of application Adindan Afgooye AIN EL ABD 1970 Anna 1 Astro 1965 ARC 1950 ARC 1960 Ascension Island 58 Astro B4 Sorol Atoll Astro Beacon E Astro Dos 71 4 Astronomic Stn 52 Australian Geod 66 Australian Geod 84 Bellevue IGN Bermuda 1
59. rse made good CMG Course to steer CTS Crosstrack XTK Cursor Cyclic field D Data entry Date Time Page Desired Track DTK Differential GPS DGPS Dilution of Precision DOP Display Distance Made Good DMG Distance track storing E Estimated Position Error EPE Estimated Time Enroute ETE Estimated Time of Arrival ETA B 2 2 2 2 2 2 4 6 5 B 2 6 7 B 3 2 1 B 2 6 2 B 3 B 2 B 2 F Field alphanumeric bar confirmation cyclic numeric Filters position velocity Fuel Planning G GOTO waypoint Ground Speed GS H Heading Selection HDG I Installation Interface format Interface Page Interval track storing K Keypad using tone L Local date time M Magnetic variation automatic true north user defined Maintenance Man overboard MOB F 2 2 2 C 5 6 6 6 6 6 2 2 2 6 6 6 5 Manual altitude entry Map datum Map Datum Page Message annunciator Message Page Messages description Metric Units N Nautical units Navigation 2D 3D Navigation pages Navigation Summary Page Navigation units Nearest Waypoint Page NMEA output Normal mode Numeric field O Offset local time Operating mode Operating Mode Page Orientation Plot CDI Output NMEA WPT RTE Transfer P Page Plot Page Plot Page Scale Plot Page Setup Position entry Power off operation Power on operation Present Position Page Product Support 3 4
60. side of the CDI Along track distance ATD is the along track distance to the active to waypoint It is measured from the point on the course closest to your position Satellite terms DOP EPE Dilution of precision DOP is a measure of the satellite geometry quality and hence the relative accuracy of your position one meaning the best and ten meaning poor Estimated Position Error EPE which is computed using the satellite geometry DOP signal and data quality receiver tracking status and other factors is an overall measure of your position accuracy B 2 COURSE TO STEER CTS Course To Steer is a GARMIN exclusive that recommends an optimal direction to steer that will guide you to the course and proceed efficiently along your route WPT 2 WPT 1 r B 3 As an example suppose you activate the route illustrated above The GPS 75 chooses the closest leg with a desired track of 45 degrees but your position happens to be two nautical miles off course The unit will automatically compute the optimal course to steer which is due north in this example Press the NAV key until the Nav Summary Page is displayed then select CTS on line two Using the CTS direction 000 turn so that the track TRK and CTS direction match WETISWPT2 Ts BR 1 99 AdS 5 13 8 2 0 1 0 hu L L L L L L CENE DUT As you approach the course CTS will slowly change and once on course will be identical to the de
61. signal is blocked by buildings mountains or other obstructions If a satellite is not currently being tracked it will be displayed in reverse video on the screen Auxiliary Menu The Auxiliary Menu Page enables the selection of various setup and utility functions by moving the cursor to an item with the arrow keys and pressing ENT Each setup and utility page is described in detail in Chapter 6 Position Page As mentioned earlier the Position Page is automatically displayed once a position is obtained This page displays track ground speed latitude and longitude relative to the selected map datum see Section 6 8 as well as a choice of altitude above mean sea level MSL or time cyclic field Note Time information will not be displayed when the GPS 75 is acquiring satellites 3 3 When the GPS 75 is performing 2D navigation the last known altitude will be used in the latitude longitude computation If the altitude is not accurate within a few hundred feet you should manually enter your altitude To enter the altitude 2D only Use an arrow key to move the cursor under the altitude Enter the altitude If your antenna is mounted on a high mast make sure you add the mast height Remember to complete the data entry by pressing ENT During initial satellite acquisition the displayed position is the last computed position stored in the GPS 75 If your position has moved several hundred miles or more wit
62. sired track B 4 APPENDIX C INSTALLATION AND MAINTENANCE C 1 SPECIFICATIONS GPS 75 SPECIFICATIONS PHYSICAL Case Size Weight POWER Input Consumption ENVIRONMENTAL Temperature Humidity PERFORMANCE Receiver Acquisition Time typical Accuracy Waterproof Portable 3 23 w x 6 26 h x 1 46 d 82mm x 159mm x 37mm Fixed 3 23 w x 4 87 h x 1 46 d 82mm x 124mm x 37mm 14 ounces 0 4 kg without battery pack 19 ounces 0 54 kg with battery pack Alkaline battery pack 4 AA size Rechargeable battery pack 12 or 24 volt DC with power cable 5 40 VDC 115 or 230 volt AC with battery charger 1 3 watts in Normal mode without backlighting 15 C to 70 C 45 F to 158 F operating 40 C to 70 C 40 F to 158 F storage 95 non condensing MultiTrac tracking up to 8 satellites 2 minutes 2D 2 5 minutes 3D 15 seconds Warm Start with ephemeris Position 15 meters 49 ft RMS C 1 Velocity 0 1 knots RMS steady state Dynamics 90 knots velocity 3g dynamics INTERFACES NMEA 0180 NMEA 0182 NMEA 0183 Version 1 5 December 1987 Approved sentences GPBWC GPGLL GPRMB GPRMC GPR00 GPWPL GPXTE Proprietary sentences PGRMZ Altitude sentence PGRMM Datum sentence Transmission rate GPBWC GPVTG GPGLL GPRMB GPRMC GPXTE and PGRMZ transmitted once every two seconds GPROO transmitted once every of all waypoints 1 2 seconds e
63. surfaces are flush UNIVERSAL MOUNT OPERATION The universal mount has been designed for easy insertion and removal of your GPS 75 if you wish to use the unit in another boat or vehicle plan at home or prevent theft To insert the GPS 75 into the universal mount C 8 PIVOT POINT 7 Tilt the top of the GPS 75 into the universal mount as shown Engage the slot in the top of the GPS 75 into the raised bump in the universal mount Rotate the bottom of the GPS 75 into the universal mount until the unit latches securely into place Connect the antenna or antenna cable No other electrical connections are required all power and data connections are made through the 6 pin connector installed in the universal mount To remove the GPS 75 from the universal mount PIVOT POINT fr FE DEPRESS mE TAB amp DY Disconnect the antenna or antenna cable Apply enough force to the release tab to allow the unit to pass as shown above Pull the bottom of the GPS 75 out then rotate the top downward and out To adjust the universal mount angle Loosen the mount by turning the lever counter clockwise Rotate and or tilt the unit to the desired position Tighten the lever C 9 C 5 BATTERY PACK OPERATION The G
64. th the REQUEST or SEND options a third cyclic field appears where you may define the type of data to be exchanged routes track log waypoints almanac or proximity waypoints Select the desired type of data by highlighting this field and pressing CLR Press ENT to begin the data transfer During the data transfer process the number of data packets being exchanged will be displayed Note When exchanging data between two GPS 75s one should be set to HOST and the second should be set to the desired data transfer option REQUEST or SEND The GPS 75 can use Differential GPS DGPS corrections in RTCM SC 104 version 2 0 format DGPS corrections in this format can be received from an external device capable of output in 6 of 8 byte format as specified by RTCM SC 104 version 2 0 by connecting the device to the input port on the back of the GPS 75 and selecting an RTCM input interface mode Two RTCM input modes are available one which allows no output and another which allows NMEA output in 0180 0182 or 0183 format 6 8MAP DATUM SELECTION HAF DATIH Select the desired map datum Fre defined reference from the Map Datum Page UGS 84 You may choose from 102 pre defined Change map datums or you may define your own If the map chart you are using specifies a reference datum select that datum on your GPS 75 If the map chart does not specify a reference datum you may select each datum applicable to your region until you find the datum that
65. ting Setup 6 3 Units Heading Setup 6 4 Alarms and CDI Setup 6 5 Date Time 6 6 Audio and Display Setup 6 7 Interface Setup 6 8 Map Datum Selection 6 9 Beacon Receiver Setup 6 10 Sunrise Sunset Planning 6 11 Trip amp Fuel Planning 6 12 Messages APPENDICES MESSAGES GLOSSARY AND NAVIGATION TERMS B 1 Definitions B 2 Course To Steer CTS INSTALLATION AND MAINTENANCE C 1 Specifications C 2 Electrical Wiring C 3 Universal Mount Installation C 4 Universal Mount Operation C 5 Battery Pack Operation C 6 Maintenance C 7 Product Support MAP DATUMS LOCAL TIME TO UTC TIME OFFSET 6 1 6 2 6 3 6 4 6 5 6 6 6 6 6 7 6 8 6 9 6 10 6 11 CHAPTER 1 INTRODUCING THE GARMIN GPS 75 1 1 CAPABILITIES The GPS 75 provides a host of powerful capabilities which were previously found only in much larger systems Performance MultiTrac receiver tracks and uses up to eight satellites with high sensitivity fast first fix and continuous navigation updates Portability Goes anywhere on sea or land Built in simulator for trip planning or honing up on navigation skills anywhere Ease of Use Graphic screens and intuitive guidance from the display offer ease of operation Navigation Stores 250 alphanumeric waypoints 10 reversible routes of 20 waypoints each GOTO function sets instantaneous course to waypoint of your choice AutoStore function builds routes as you go A flashing message annunciator updates
66. tore waypoints may be used for any waypoint operation and will be part of the 250 available waypoints AUTOSTORE Waypoint Name HPT 898 H 39 AA BAB Longitude H 695 Ha BAR Latitude Append to Route Hie Route Storage Number To capture present position Press AUTOSTO The pre assigned waypoint name is on line 1 NOTE The AutoStore location is captured as soon as you press AUTOSTO This allows you all the time you need to change the waypoint name and or confirm the Autostore If you wish to give the waypoint a different name move the cursor to the waypoint name field and enter the name of your choice If you enter a waypoint name already used you will be informed with the message WPT Exists name Enter a different name if this occurs Press ENT Press ENT on a blank route storage number field to save the waypoint If the route storage number field is not blank the waypoint will be added to the route shown In Chapter 4 we will discuss building a route with AutoStore 3 7GETTING THERE FAST GOTO The GOTO function allows you to quickly set a course from your position to any waypoint GO TO AA Tupe Want name to change destination Frese AOE to reset man herbed position Fresz ENT to octwgte GO TO navigation 3 7 To activate the GOTO function Press GOTO The above page will be displayed with the cursor on the GOTO waypoint field If the GPS 75 is currentl
67. undspeed GS is displayed Highlight the bearing BRG field top left and press CLR until ground track TRK is displayed You now have an entirely different Navigation Summary Page that should look something like this GO TO GARMIN oo LBB 1 58 os Beereq2 35 a y Let s Look at a Different Navigation Page Move the cursor to the page options FTRR 188 DHG 3 g with the arrow keys z Select the Graphic CDI Page with ras Reeve 3455 the CDI softkey the 3 key in 1 0 1 0 this case The Graphic CDI Page shows the highway display Note the ground track TRK destination waypoint and ground speed GS on the top line On the bottom line bearing BRG range RNG and ERG 100 ENoT TNH 30 57 7 estimated time enroute ETE are HAU 7 a displayed 2 3 17 TEE 188 G5 15 e a the Present N 38 99 662 Select the Present Position Page WA94 53 7HR with the POSN softkey Note that a ground track TRK and ground Hime 15 25 58 speed GS are shown on the top wA Fon line followed by the current latitude and longitude on the next two lines Highlight the cyclic field at the t H 30 58 7A bottom of the page and toggle between current time and altitude WA94 56 675 with CLR 18814 FLOT CDI HAU F SH The Plot Page last one Ce k TRE 188 GS 15 Move the cursor to the page options N 38 57 949 with the arrow keys Hagg 4g 593 ana A P
68. ur area As was discussed in Section 3 4 you may access the waypoint pages by pressing the WPT key 1 MOE arr Be If the Nearest Waypoint Page is not 2 PFRECE 267 a an currently displayed press the NRST Fi 3 MIRAME 883 3 oth ppnkey Taip page displays the d GARMIN 181 3 75 waypoint names including bearing and range from present position You can scroll through the waypoints a CLIFF 188 4 6m E EYAP 146 5 Bra listed by using the arrow keys To GOTO a Nearest Waypoint Move the cursor to the desired waypoint name with the arrow keys Press GOTO and ENT 5 2PROXIMITY WAYPOINTS The Proximity Waypoint Page allows you to define an alarm circle around a waypoint This feature is useful in defining an area around a rock reef or restricted waters When you approach one of these waypoints the GPS 75 will notify you with an alarm tone and the message Prox Alarm waypoint name if you enter the alarm circle The GPS 75 allows you to define a 1 GARMIH maximum of nine proximity 2 RZEBCK waypoints Scroll through the 3 WLOECAT proximity waypoint list using the arrow keys 5 1 To set a proximity waypoint Select the Proximity Waypoint Page with the PROX softkey Select a blank waypoint name field with the arrow keys Enter the waypoint name NOTE If neither the waypoint name nor the location exists in memory the Waypoint Definition Page will be displayed You must then enter the wa
69. ur last entered altitude Section 3 3 describes how you may enter the altitude Your GPS 75 will automatically update satellite orbital data as it operates If you have not operated your unit for a period of six months or longer it will take approximately 15 minutes to search the sky and collect new orbital data You will be informed when your unit is searching the sky with the message Searching the Sky Once satellite orbital data is collected it will be stored in memory The memory is maintained by an internal battery therefore the data will not be lost when you turn your GPS 75 off 3 1 3 2 SATELLITE STATUS PAGES There are four status pages available by pressing PWR STAT Three pages display satellite tracking status and the fourth is a menu of auxiliary functions messages setups and utilities The softkeys at the bottom of each page allow selecting pages BAR bar graph STAT status SKY skyview and AUX auxiliary menu You may also cycle through these pages by repeatedly pressing PWR STAT Satellite Bar Graph The Satellite Bar Graph shows the signal quality of each visible satellite graphically The receiver status is also shown at the top of the screen In this example the unit is simulating navigation The satellite numbers 1 32 are represented To view the Fa along the bottom of the graph signal Satellite Status quality 1 weakest to 9 strongest is Page press T represented along the sid
70. urned on press CLR To set the alarm clock Highlight the alarm clock time and enter the desired alarm time NOTE The alarm time may be either UTC or local time depending on the setting on the Date Time Page See Section 6 5 Press ENT The on and off cyclic field is highlighted If the alarm is not turned on press CLR The graphic CDI may be configured to the desired scale and steering orientation Scale settings of 10 50 1 00 5 00 10 0 or 50 0 units nautical miles statute miles or kilometers are available The scale setting represents the distance from center of the CDI to either end You may change the scale setting by highlighting the CDI Scale field and pressing CLR The CDI Steer To orientation determines how you interpret the D Bar when it moves You may select Steer to gt Center or Steer to gt D Bar by highlighting that field and pressing CLR A Steer to Center orientation in effect displays your position as the D Bar and the center of CDI is the desired track Thus when you are off course you would steer towards the center of the scale A Steer to D Bar orientation is just the opposite The D Bar represents the desired track and the center of the scale represents your position When you are off course you then steer towards the D Bar 6 5DATE TIME The Date Time Page displays the DATE TIHE UTC Coordinated Universal Time B3 DEC 92 s
71. wer data cable allows you to connect the unit to vehicle power systems other marine electronics a remote alarm beeper or an external DGPS device that outputs RTCM SC 104 version 2 0 data The harness will plug into the connector located on the rear panel of the GPS 75 To connect to vehicle power systems Connect the RED harness lead with fuse to the positive side of a 5 40 volt DC power source Connect the BLACK harness lead to the negative side of the 5 40 volt DC power source The GPS 75 will drive a remote alarm or relay that requires no more than 100 milliamps of current WARNING Devices which draw current in excess of 100 milliamperes may damage your unit and will void your warranty Consult the instructions included with the remote alarm or relay for current drain information To connect to a remote alarm system Connect the BLUE harness lead to the negative side of a transistor alarm or relay switch Connect the positive side of the alarm or relay to the positive side of the 5 40 volt DC power source The GPS 75 may be connected to other marine electronics such as an autopilot or plotter which use an NMEA 0180 NMEA 0182 or NMEA 0183 data interface The unit can provide data for up to three NMEA listeners simultaneously Refer to installation instructions of these devices for further information To connect the GPS 75 to an NMEA electronic device Connect the BROWN harness lead to th
72. y navigating to a waypoint that waypoint will be offered as the default GOTO waypoint If the waypoint field is blank or the waypoint shown is not the desired destination type the new name right over the old name NOTE If a non existent waypoint name is entered the Waypoint Definition Page will appear to give you the opportunity to create the waypoint see Section 3 4 Confirm the default GOTO waypoint by pressing the ENT key The NAV Page will be displayed The D Bar on the CDI will be re centered at this point see Section 3 8 below Alternatively the GOTO function may be quickly activated from many pages e g the Nearest Waypoint Page or the Waypoint List by placing the cursor over the desired waypoint name and pressing the GOTO key The GOTO Page will be displayed with the cursor on the GOTO waypoint name The GOTO function will be activated when the ENT key is pressed To cancel the GOTO function Press GOTO Press CLR The GOTO waypoint name will become blank Press ENT The GPS 75 will start to navigate using the active route if it has been programmed see Chapter 4 Otherwise the GPS 75 will stop computing waypoint navigation data 3 8NAVIGATING TO A WAYPOINT There are four navigation pages available from the NAV key You may cycle through the following with softkeys at the bottom of each page NAV navigation summary CDI graphic course deviation indicator PLOT graphic plotter and POSN
73. y pack is also available for handheld operation In order to track GPS satellites the unit must be situated with the antenna pointed straight up and should not be blocked by objects or people signal reception through thin fabric such as canvas may be adequate but degraded A lanyard is provided to prevent accidental dropping of your GPS 75 Connect the lanyard to the eyelet on the back of the unit Fixed Mount Operation A universal mount is supplied for swivel or surface mount installation in a boat The unit may be operated using vehicle power through the power data cable or the battery pack While using vehicle power you may wish to leave the battery pack in the unit In the event of vehicle power failure the GPS 75 will automatically switch to battery power In addition to supplying power to the unit the power data cable allows you to interface your GPS 75 with other marine electronic devices such as plotters or autopilots Amarine RV remote antenna is available for installations which require an external antenna for an unobstructed view of the sky This weather proof antenna includes 30 feet of low loss antenna cable The antenna has been constructed to thread onto a standard 1 antenna mount which is readily available from your local marine accessories dealer A magnetic mount antenna is also available This weather proof antenna includes 10 feet of low loss antenna cable A cigarette lighter adapter cable may be used to pow
74. ypoint location See Section 3 4 to create a waypoint Press ENT Enter the proximity alarm distance Press ENT to enable proximity alarm If the newly created proximity alarm circle overlaps with an existing proximity alarm circle you will be informed of the overlap with the message Proximity Overlap As long as the overlap remains this message will be displayed each time the GPS 75 is turned on WARNING If you enter the overlap area the unit will only inform you of the nearest waypoint 5 3REFERENCE WAYPOINTS In section 3 4 we discussed creation of waypoints by entering the latitude and longitude position Another way to create a waypoint is by referencing an existing waypoint By indicating the bearing and range from a reference waypoint the GPS 75 is able to compute a latitude and longitude location for the new waypoint To create a waypoint by HPT EHCI referencing another H 39 17 S68 Select the Waypoint Definition WHS4 43 BSE Page with the WPT softkey REF GARMIM ERG BAB RAG 21 Am RETANA HFT Press ENT Highlight the WPT name field and enter the new waypoint name Highlight the gt Ref field and enter the existing waypoint that will be used as reference If the reference field is not currently shown highlight that cyclic field and press CLR until it is displayed Press ENT 5 2 Enter the bearing and distance from the existing waypoint to the new waypoint

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