Lowrance M56 S/Map Installation And Operation Instructions Manual Download

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Pub. 988-0152-021

www.lowrance.com

M56 S/Map

Fish-finding Sonar & Mapping GPS

Installation and Operation

Instructions

Summary of Contents for M56 S/Map

Page 1: ...Pub 988 0152 021 www lowrance com M56 S Map Fish finding Sonar Mapping GPS Installation and Operation Instructions ...

Page 2: ...nd it necessary to change or end our policies regulations and special offers at any time We reserve the right to do so without notice All features and specifications subject to change without notice All screens in this manual are simulated For free owner s manuals and other information visit our web site www lowrance com Lowrance Electronics Inc 12000 E Skelly Dr Tulsa OK USA 74128 2486 Printed in...

Page 3: ...nsducer Orientation and Fish Arches 17 Shoot Thru Hull Preparation and Installation 18 Power and Cable Connections 22 Mounting the Sonar Unit In Dash or Bracket 23 Portable Sonar Installation 27 Portable Transducer Assembly 29 Sec 3 Basic Sonar Operation 31 Keyboard Basics 31 Memory 32 Menus 32 Main Menu 32 Sonar Menu 33 Pages 35 Basic Sonar Quick Reference 37 Sonar Operations 38 Fish Symbols vs F...

Page 4: ...board 73 Power Lights Turn Unit On and Off 74 Main Menu 74 Pages 76 Sonar Page 76 Satellite Status Page 76 Navigation Page 78 Full Map Page 80 GPS Quick Reference 82 Find your Current Position 83 Moving around the Map Zoom Cursor Arrow Keys 83 Selecting any Map Item with the Cursor 84 Set a Waypoint 84 Navigate to a Waypoint 86 Set Man Overboard MOB Waypoint 87 Navigate Back to MOB Waypoint 87 Nav...

Page 5: ...ip Up Timer 106 Waypoints 107 Delete a Waypoint 107 Edit a Waypoint Name Symbol and Position 107 Set a Waypoint by Average Position 108 Set a Waypoint by Projecting a Position 108 Sec 8 System GPS Setup Options 109 Alarms 109 Auto Satellite Search 110 Coordinate System Selection 111 Map Fix 112 Customize Page Displays 113 GPS Simulator 115 Simulating Trail or Route Navigation 116 Initialize GPS 11...

Page 6: ...TION INFORMATION CAUTION When showing navigation data to a position waypoint a GPS unit will show the shortest most direct path to the waypoint It provides navigation data to the waypoint regardless of obstructions Therefore the prudent navigator will not only take advantage of all available navigation tools when traveling to a way point but will also visually check to make sure a clear safe path ...

Page 7: ...content is coming up next If it s a concept you re already familiar with we ll show you how and where to skip ahead for the next important topic We ve also made it easy to look up any tips you may need from time to time Here s how The manual is organized into 10 sections This first section is an intro duction to the M56 sonar and GPS It tells you the basics you need to know before you can make the...

Page 8: ... index just flipping through Section 6 or scanning through the command portion of Section 7 This unit is ready to use right out of the box but you can fine tune and customize its operation with dozens of options Since sonar is the unit s key feature we put the main sonar options in Section 4 Some options such as screen brightness settings affect both sonar and GPS opera tions We describe how to us...

Page 9: ...u languages selectable by user Sonar Frequency 200 kHz Transducer A Skimmer transducer comes packed with your sonar unit Its 20 cone angle offers a wide fish detection area of up to 60º with high sensitivity settings Operates at boat speeds up to 70 mph 61 kts Transmitter 800 watts peak to peak 100 watts RMS Sonar sounding depth capability 600 feet 180 meters Actual capability de pends on transduc...

Page 10: ...covered by the warranty For more information contact the factory s Customer Service Department phone numbers are listed on the last page How Your Sonar Works Sonar has been around since the 1940s so if you already know how it works skip down to read about the relatively new technology of GPS But if you ve never owned a sonar fish finder this segment will tell you the underwater basics Sonar is an ...

Page 11: ... But instead of your favorite dance tunes this receiver tunes in to a couple of dozen GPS satellites circling the earth It will also listen in to the WAAS satellites in orbit but more about that in the upcoming segment introducing you to GPS and WAAS Your unit listens to signals from as many satellites as it can see above the horizon eliminates the weakest signals then computes its location in rel...

Page 12: ...tellites orbit 10 900 nautical miles above the Earth passing overhead twice daily A series of ground stations with precisely surveyed locations controls the satellites and monitors their exact loca tions in the sky Each satellite broadcasts a low power signal that identi fies the satellite and its position above the earth Three of these satellites are spares unused until needed The rest virtually ...

Page 13: ...do not yet receive robust WAAS coverage Continued WAAS development is planned to extend WAAS coverage in the years to come WAAS boosts the accuracy of land GPS navigation but the system is designed for aircraft The satellites are in a fixed orbit around the Equator so they appear very low in the sky to someone on the ground in North America Aircraft and vessels on open water can get consis tently ...

Page 14: ...on of some kind with the menu item Text that you may need to enter or file names you need to select are show in italic type such as trail name Instructions Menu Sequences Most functions you perform with this unit are described as a sequence of key strokes and selecting menu commands We ve written them in a condensed manner for quick and easy reading For example instructions for navigating a trail ...

Page 15: ...ower cable from the unit s location to an appropriate power source and connect it there 6 Connect the transducer power cable to the unit and mount the so nar GPS unit to the bracket Transducer Installation These instructions will help you install your Skimmer transducer on a transom on a trolling motor or inside a hull Please read all instruc tions before proceeding with any installation Your Skim...

Page 16: ...nd a paper plate or piece of cardboard to mix the epoxy on Supplies rubbing alcohol 100 grit sandpaper specially formulated epoxy adhesive available from LEI see ordering information on the inside back cover A sandwich hull also requires polyester resin Selecting a Transducer Location 1 The location must be in the water at all times at all operating speeds 2 The transducer must be placed in a loca...

Page 17: ... transducer cable away from other wiring on the boat Electrical noise from engine wiring bilge pumps and aerators can be displayed on the sonar s screen Use caution when routing the transducer cable around these wires Good and poor transducer locations How low should you go For most situations you should install your Skimmer transducer so that its centerline is level with the bottom of the boat hu...

Page 18: ... In a shoot thru hull installation the transducer is bonded to the inside of the hull with epoxy The sonar ping signal actually passes through the hull and into the water This differs from a bolt thru hull installa tion often called simply thru hull In that case a hole is cut in the hull and a specially designed transducer is mounted through the hull with a threaded shaft and nut This puts the tra...

Page 19: ... if you can move the transducer so that it s parallel with the ground 1 Assembling the bracket Press the two small plastic ratchets into the sides of the metal bracket as shown in the following illustration Notice there are letters molded into each ratchet Place each ratchet into the bracket with the letter A aligned with the dot stamped into the metal bracket This position sets the transducer s c...

Page 20: ...n for the ratchets assemble the transducer as shown in the fol lowing figure Don t tighten the lock nut at this time Assemble transducer and bracket 4 Drilling mounting holes Hold the transducer and bracket assembly against the transom The transducer should be roughly parallel to the ground The transducer s centerline should be in line with the bottom of the hull Don t let the bracket extend below...

Page 21: ...sducer to the transom Slide the transducer up or down until it s aligned properly with the bottom of the hull as shown in the preceding and following figures Tighten the bracket s mount ing screws sealing them with the sealant adhesive compound Adjust the transducer so that it s parallel to the ground and tighten the nut until it touches the outer washer then add 1 4 turn Don t over tighten the lo...

Page 22: ... seal the hole with the same marine grade above or below waterline seal ant adhesive used for the mounting screws 7 Make a test run to determine the results If the bottom is lost at high speed or if noise appears on the display try sliding the trans ducer bracket down This puts the transducer deeper into the water hopefully below the turbulence causing the noise Don t allow the transducer bracket ...

Page 23: ...e trans ducer is ready for use Transducer mounted on trolling motor side view TRANSDUCER ORIENTATION AND FISH ARCHES If you do not get good fish arches on your display it could be because the transducer is not parallel with the ground when the boat is at rest in the water or at slow trolling speeds Transducer angles and their effects on fish arches Transducer aimed too far back Transducer aimed to...

Page 24: ...chosen area See the figure below WARNING Do not remove any material from your inner hull unless you know the hull s composition Careless grinding or cutting on your hull can result in damage that could sink your boat Contact your boat dealer or manufacturer to confirm your hull specifications Epoxy the transducer to a solid portion of the hull For example some but not all manufacturers use a layer...

Page 25: ...f the boat Plug the transducer into the sonar unit turn it on then hold the transducer over the side of the boat in the water Adjust the sensitivity and range controls until a second bottom echo is seen on the display You ll need to turn off Auto Sensitivity Auto Depth Range and ASP Try a range setting that is two to three times the water depth The harder more rocky the bottom the easier it will b...

Page 26: ...ignal 4 Most people can get good results by following steps 1 through 3 so this step is optional If you want to make an extra effort to be absolutely sure that your selected location will work under all conditions make a test run with the boat on plane and observe the bottom signal You ll need to figure some way to prop the transducer into position while you make your test run A brick or two might...

Page 27: ... a thin layer of epoxy about 1 16 or 1 5 mm thick on the face of the transducer as shown in the previous figure Make sure there are no air pockets in the epoxy layer Then apply the remaining ep oxy to the sanded area on the hull 3 Press the transducer into the epoxy twisting and turning it to force any air bubbles out from under the transducer face Stop pressing when you bottom out on the hull Whe...

Page 28: ...nit s power socket In saltwater environments we recommend you connect the power cable to the auxiliary power switch included in most boat designs If that results in electrical interference or if such a switch is not available we recommend connecting direct to the battery and in stalling an inline switch This will let you shut off power to the power cable when the unit is not in use When you are no...

Page 29: ...al devices this unit could be damaged to a point that it is unrepairable and could even cause harm to the user when not properly fused CAUTION Failure to use the enclosed 3 amp fuse will void your warranty For a replacement use a type 3AG 3 amp fuse This unit has reverse polarity protection No damage will occur if the power wires are reversed However the unit will not work until the wires are atta...

Page 30: ...ing You may need to place a piece of plywood on the back side of thin pan els to reinforce the panel and secure the mounting hardware Drill a 5 8 15 9 mm hole in the dash for the power transducer cable The best location for this hole is immediately under the mounting bracket location This way the bracket can be installed so that it covers the hole holds the cable in position and results in a neat ...

Page 31: ...or tilting the unit and attaching the connector The snug fit of the push on water proof connector requires some force to attach Also be sure there is enough cable slack for rotation if you decide to use the optional GBSA 3 swivel base The swivel base lets you to rotate the sonar so it can be seen from different parts of the boat Align the bracket over the cable hole with the cable slots facing awa...

Page 32: ...f the bracket as you lower it into position As you push down the unit will lock into place with a distinct click To adjust the viewing angle pinch the ratchets with one hand then tilt the unit with your other hand Release the ratchets and the unit locks into the new position To dismount the unit for storage press the ratch ets and lift the unit off the bracket Mount the sonar slide the unit onto t...

Page 33: ...It includes a rechargeable gel cell battery and a transducer designed for stationary use The entire rig is contained in a carry bag that fits inside a five gallon plastic bucket The PPP 12 package includes the power pack battery adapter and a port able transducer The transducer can be stored inside the power pack The PPP 12 requires eight AA alkaline batteries Batteries are not included To use a p...

Page 34: ...ble Power Pack with a sonar unit stowed for transport Turn the unit on If it doesn t work make sure the battery terminals are making good contact against the battery contacts Also check the wiring connections on the battery adapter The red wire on the power cable should be attached to the red wire on the battery adapter and the power cable s black wire should be connected to the black wire on the ...

Page 35: ... the nut onto it Screw the suction cup onto the bracket using the supplied screw and flat washer Tie the nylon cord through the hole in the top of the bracket When using this transducer tie the other end of the nylon cord to the boat This will help prevent the loss of the transducer if it comes off the boat Portable transducer assembly rear view left and side view right Clean the chosen area of th...

Page 36: ...lled move on to Sec 3 Basic Sonar Operations There we ll present a series of step by step tutorials to teach you the basics of your sonar operation NOTE When you first turn the unit on the Map Page appears If you d rather start learning about GPS operation first turn over to Sec 6 Basic GPS Operations Remember you don t need to read this manual from cover to cover to get going We designed it so yo...

Page 37: ...of Sec 6 1 PWR Power Light The PWR key turns the unit on and off and activates the backlight 2 PAGES Pressing this and the arrow keys 4 switches the unit be tween the different page display screens There are four GPS Pages and four Sonar Page display options Each set of pages represents one of the unit s major operation modes 3 MENU Press this key to show the menus and submenus which allow you to ...

Page 38: ...lotter Page zooming in lets you see greater detail in a smaller geographic area on the display Memory This unit has permanent memory that saves all user settings even when power is removed It does not require nor does it use an internal backup battery so you never have to worry about replacement batteries Menus Your sonar unit will work fine right out of the box with the factory default settings Y...

Page 39: ... off the various navigation com mands Used to stop navigating after you have reached your destina tion waypoint or map cursor location or after you reach the end of a route or trail Sonar Setup command sets various sonar options GPS Setup command sets various GPS receiver options System Setup command sets general configuration options Sun Moon Calculations command finds the rising and setting time...

Page 40: ... actual bottom and defines bottom composition hardness Depth Range command manually sets the depth range shown on the sonar chart Auto Depth Range command automatically sets the depth range shown on the sonar chart to always keep the bottom in view Upper and Lower Limits command sets the upper and lower depth limits of the sonar chart Lets you zoom in on a specific portion of the water column Stop...

Page 41: ... and Flasher You access the various display modes by pressing the PAGES key then pressing to SONAR or to desired page ENT The Full Sonar Chart is the main Sonar display option This is a cross section view of the water column beneath the boat The chart moves across the screen displaying sonar signal echoes that represent fish structure and the bottom Sonar Page showing full sonar chart mode Surface...

Page 42: ...ayed in many ways We ll discuss all of those features and options in the Advanced Sonar Operation section but to show you how easy the sonar unit is to operate the following page contains a simplified 10 step quick reference that will cover most fish finding situations The quick reference describes how your unit will operate with all the sonar features in their automatic modes which are set at the...

Page 43: ...ll filter out some information but could omit important images We recommend adjusting sensitivity until the background is lightly peppered that is scattered dots ap pear but individual objects like fish arches or bottom structure can be easily picked out of the background 7 Watch the display for the appearance of fish arches When you see arches you ve found fish Stop the boat and get your lure or ...

Page 44: ...ncreasing the sensitivity a little at a time There are situations when too much clutter appears on the screen Decreasing the sensitivity can reduce the clutter and show the strongest fish ech oes if fish are present As you change the sensitivity setting you can see the difference on the chart as it scrolls These figures show results of different sensitivity levels on the same location Fig 1 Sensit...

Page 45: ...o turned on the unit will continue to track the bottom and make minor adjustments to the sen sitivity level with a bias toward the setting you selected Adjusting sensitivity in Manual Sensitivity Mode is similar to driving a car without cruise control you have complete manual control of the car s speed In the sonar unit manual mode allows you to set sensitiv ity at 100 percent maximum or zero perc...

Page 46: ...ish I D fish symbol feature Here s why Fish I D is an easier way for a sonar novice to recognize a fishy signal return when he sees it However locating fish by symbol only has some limitations Your sonar unit s microprocessor is remarkably powerful but it can be fooled Some of the echoes calculated to be fish could be tree limbs or turtles To see what s under your boat in maximum detail we recom m...

Page 47: ...makes a great supplement to this operation manual For the ultimate training aid be sure to download the free emulator software for your unit Aside from being just plain fun this program can help you learn both basic and advanced operations without burning boat fuel Lowrance is the first sonar manufacturer to provide this type of training tool for customers This PC application simulates the actual ...

Page 48: ...42 Notes ...

Page 49: ...of the transducer even vibration from the engine In all cases noise can produce unwanted marks on the display The ASP feature has four settings Off Low Medium and High If you have high noise levels try using the High ASP setting However if you are having trouble with noise we suggest that you take steps to find the interference source and fix it rather than continually using the unit with the high...

Page 50: ...arms The depth alarms sound a tone when the bottom signal goes shallower than the shallow alarm s setting or deeper than the deep alarm s set ting For example if you set the shallow alarm to 10 feet the alarm will sound a tone if the bottom signal is less than 10 feet It will continue to sound until the bottom goes deeper than 10 feet The deep alarm works just the opposite It sounds a warning tone...

Page 51: ...n press ENT 4 Press to DEEP ALARM ENABLED ENT EXIT 5 To turn off the alarm press MENU MENU to ALARMS ENT to SONAR ALARMS ENT to DEEP ALARM ENABLED ENT EXIT To switch to a different depth setting open the Sonar Alarms menu and repeat the instructions in step 3 above Zone Alarm The zone alarm is triggered when any echo passes inside the zone alarm bar shown on the right side of the screen To adjust ...

Page 52: ...D ENT EXIT EXIT EXIT To switch to a different depth setting open the Sonar Alarms menu and repeat the instructions in steps 3 and 4 above Fish Alarm Use the fish alarm for a distinctive audible alarm when fish or other suspended objects are detected by the Fish I D feature Fish I D must be turned on for the Fish Alarm to work A different tone sounds for each fish symbol size shown on the display S...

Page 53: ... fish swims through the sonar signal cone the image appears on the screen as a long line instead of a fish arch Reducing the chart speed may result in a shorter line that more closely resembles a regular fish return At left Sonar Page menu with Chart Speed command selected At right Chart Speed Control Bar If you do experiment with chart speed remember to reset it to maxi mum when you resume trolli...

Page 54: ...rsor line press to raise the cursor line 3 To clear the depth cursor press EXIT Depth Range Automatic When turned on for the first time the bottom signal is automatically placed in the lower half of the screen This is called Auto Ranging and is part of the automatic function However depending upon the bottom depth and the current range you can change the range to a different depth To do this 1 Fro...

Page 55: ...ear the menu To turn Auto Depth Range on again 1 From the Sonar Page press MENU to AUTO DEPTH RANGE ENT EXIT NOTE The sonar s depth capability depends on the transducer installa tion water and bottom conditions and other factors Depth Range Upper and Lower Limits Virtually any segment of the water column can be displayed by using the upper and lower limit feature This lets you pick the shallow and...

Page 56: ...t is correct then to move to the second digit Repeat until the depth is correct then press EXIT 3 To set the lower limit press to LOWER LIMIT ENT Press or until the first digit is correct then to move to the second digit Repeat un til the depth is correct then press EXIT EXIT EXIT Normal display in auto depth range mode left At right display zoomed with Upper and Lower Limits focusing on the porti...

Page 57: ...nes and other signals that are undesirable In most instances remaining targets are fish The Fish I D feature displays fish symbols on the screen in place of the actual fish echoes There are several fish symbol sizes These are used to designate the relative size between targets In other words Fish I D displays a small fish symbol when it thinks a target is a small fish a medium fish sym bol on a la...

Page 58: ...nar Page press MENU to SONAR FEATURES ENT 2 Press to FISH ID SYMBOLS ENT EXIT EXIT To turn off Fish I D repeat these instructions FishReveal When displaying actual sonar returns the FishReveal feature uses 16 levels of gray tones to show fish targets hidden by surface clutter thermoclines weed beds and other cover The normal mode of operation with FishReveal turned off shows the weakest echoes as ...

Page 59: ... or close to it then press EXIT If you reach the maximum limit a tone sounds Sonar chart in regular grayscale mode left and in FishReveal mode right Notice how several fish formerly hidden in the heavy clutter be come visible in FishReveal mode NOTE Water conditions vary greatly and that affects sonar performance Under certain conditions FishReveal will show you more fish than normal grayscale mod...

Page 60: ... box to the left is checked the feature is on At right Sonar Page show ing Fish I D symbols and FishTrack depths turned on Grayline Grayline lets you distinguish between strong and weak echoes It paints gray on targets that are stronger than a preset value This al lows you to tell the difference between a hard and soft bottom For ex ample a soft muddy or weedy bottom returns a weaker signal which ...

Page 61: ...he desired level press EXIT HyperScroll See the entry on Ping Speed which controls the HyperScroll feature Noise Rejection See the entry on Advanced Signal Processing in this section Overlay Data To change the digital data shown on top of the sonar page 1 Press MENU to OVERLAY DATA ENT 2 Press or to select Data Type ENT Overlay Data command on the Sonar Menu at left Overlay Data Shown selection me...

Page 62: ...e selected data type disappears If you wish you may now use or to select other Data Types to turn off 3 To return to the previous page press EXIT EXIT To change displayed data font size 1 Press MENU to OVERLAY DATA ENT 2 Press or to select Data Type The DATA SIZE displayed in the bot tom of the Overlay Data Shown window can be changed using or When the size is right press EXIT The selected data ty...

Page 63: ...ge the Ping Speed to any setting greater than 50 per cent the unit automatically enters HyperScroll mode These faster ping rates allow you to maintain a high detail picture on the screen and the screen refresh rate and chart scroll speed can keep pace with the boat as it moves quickly over the bottom terrain When using HyperScroll you may also need to manually decrease the sensitivity for optimum ...

Page 64: ...a tone sounds To turn off HyperScroll 1 From the Sonar Page press MENU to PING SPEED ENT 2 The Ping Speed Control Bar appears Press to decrease ping speed to 50 percent When it s set at the desired level press EXIT When you boost ping speed and switch into HyperScroll the width of the FasTrack bar graph display doubles in width at the right side of the screen This allows you to better see the virt...

Page 65: ... will filter out some information but could omit important images We recommend adjusting sensitivity until the background is lightly peppered that is scattered dots ap pear but individual objects like fish arches or bottom structure can be easily picked out of the background Automatic Sensitivity The default sensitivity mode is automatic The unit bases the sensitiv ity level on water depth and con...

Page 66: ...manual the unit will continue to use that exact sensitivity set ting until you change it or revert to auto mode To adjust sensitivity in auto mode 1 Press MENU ENT 2 The Sensitivity Control Bar appears Press to decrease sensitivity press to increase sensitivity When it s set at the desired level press EXIT When you reach the maximum or minimum limit a tone sounds At left Sonar Menu with Sensitivit...

Page 67: ...ucer installation and the keel or lower engine unit can be several feet In those cases an inexact depth reading could result in grounding or striking underwater structure The Keel Offset feature eliminates the need for the navigator to mentally calculate how much water is under his keel Keel Offset lets you calibrate the digital depth indicators chart depth scale chart cursor depth and fish symbol...

Page 68: ...ENU to SONAR FEATURES ENT 2 Press to SONAR CHART MODE ENT 3 Press or to Mode Name ENT 4 Press EXIT EXIT to return to the Sonar Page Sonar Page Sonar Chart Display Options The M56 offers four Sonar chart display options To choose among them press EXIT to clear any menus then press PAGES and use the ar row keys to select the desired mode Full Sonar Chart This is the default mode used when the Sonar ...

Page 69: ... zoom range shows at the bottom left corner of the screen Split Zoom Sonar Chart Image at left shows the left window zoomed to 2X The right image shows the left window zoomed to 4X The depth overlay data is set to the default large text size the water temperature is set to the medium text size Digital Data Chart This mode shows nine digital boxes or windows containing by default Water Depth Water ...

Page 70: ... Flasher page Sonar Simulator This unit has a built in simulator that lets you run it as if you were on the water All sonar features and functions are useable When in simulator mode you will see Simulator Mode in the Sonar Page title bar To use the simulator 1 From the Sonar Page press MENU MENU to SONAR SETUP ENT to SONAR SIMULATOR ENT 2 Turn off Sonar Simulator by pressing MENU MENU to SONAR SET...

Page 71: ...g across the screen Surface Clarity The markings extending downward from the zero line on the chart are called surface clutter These markings are caused by wave action boat wakes temperature inversion and more The surface clarity control reduces or eliminates surface clutter signals from the display It does this by changing the sensitivity of the receiver decreasing it near the surface and gradual...

Page 72: ...bar on the far right side of the screen this shows which echoes will be dis played on the screen when the Zoom commands are used For example turning on the 2X zoom will show all echoes that are be tween the top and bottom of the 2X zoom bar The 4X zoom will show only the echoes between the top and bottom of the 4X zoom bar To switch the zoom 1 Press ZIN to increase the zoom display to 2X Press ZIN...

Page 73: ...he touch of an arrow key The Zoom Pan feature lets you rapidly move the zoomed area up and down to different depths By pointing your zoom at different portions of the chart as it scrolls you can get a good close up look at structure or cover below you To use Zoom Pan switch to a manual depth Range setting see page 49 and turn on 2X or 4X Zoom Then simply press or to pan up and down the water colum...

Page 74: ...68 Notes ...

Page 75: ...ical wiring on the boat may help Route the sonar unit s power cable directly to the battery instead of through a fuse block or ignition switch 2 Inspect the transducer cable for breaks cuts or pinched wires 3 Check the transducer and power connector Make sure it s securely plugged in to the unit Weak bottom echo digital readings erratic or no fish signals 1 Make sure the transducer is pointing str...

Page 76: ...unit to eliminate weaker signals such as fish or even structure from the display Try using resis tor spark plugs or routing the sonar unit s power and transducer cables away from other electrical wiring on the boat No fish arches when the Fish I D feature is off 1 Make sure the transducer is pointing straight down This is the most common problem if a partial arch is displayed 2 The sensitivity may...

Page 77: ...ar s wires away from it You may need to route the sonar unit s power cable directly to the battery to isolate it from other wiring on the boat If no noise displays on the sonar unit from electrical equipment then make sure everything except the sonar unit is turned off then start the engine Increase the RPM with the gearshift in neutral If noise ap pears on the display the problem could be one of ...

Page 78: ...72 Notes ...

Page 79: ...all work together BUT if you just can t wait to get outside turn to the one page Quick Reference on page 82 Keyboard Lowrance M56 close up of unit s keyboard 1 PWR Power The PWR key turns the unit on and off and activates the backlight 2 PAGES Pressing this and the arrow keys 4 switches the unit be tween the different GPS Page screens Satellites Navigation Digital Data and Full Map Each page repre...

Page 80: ...you zoom the screen in On the Sonar Page this key enlarges fish signals and bottom detail On the Full Map display zooming in lets you see greater detail in a smaller geographic area on the display Power lights on and off To turn on the unit press PWR As the unit powers up the Full Map GPS Page is displayed first To switch to another page press PAGES or to Page Name or to Display Mode EXIT To turn ...

Page 81: ...avigate a route My Trails command shows hides creates and deletes plot trails Also used to navigate or backtrack a trail Cancel Navigation command turns off the various navigation com mands Used to stop navigating after you have reached your destina tion waypoint or map cursor location or after you reach the end of a route or trail Sonar Setup command sets various sonar options GPS Setup command s...

Page 82: ...the bottom The Sonar Page is discussed in detail in Sec 3 To get to the Sonar Page Press PAGES to SONAR EXIT Satellite Status Page The Satellite Status GPS Page shown in the following images provides detailed information on the status of the M56 s satellite lock on and position acquisition To get to the Satellite Status Page Press PAGES to MAP or to SATELLITES EXIT No matter what Page display you ...

Page 83: ...er is black therefore it isn t being used to solve the position Beneath the circular graph are the bar graphs one for each satellite in view Since the unit has twelve channels it can dedicate one channel per visible satellite The taller the bar on the graph the better the unit is receiving the signals from the satellite The Estimated Position Error horizontal position error shown in the upper righ...

Page 84: ... northwest Page looks like this when the unit is not navigating to a waypoint following a route or backtracking a trail When navigating to a waypoint the Navigation screen looks like the one in the following figure Your ground speed track distance and bearing to waypoint and course are all shown digitally on this screen NOTE Remember when the Speed Track and Position information dis plays are flas...

Page 85: ...ginary line drawn from your position when you started navigating to the destination waypoint The course line is shown on the Navigation Page screen and the Map Page screen as a dotted line The cross track error range is shown on the compass rose as a wide white corridor enclosing the course line The outer edges of this white corridor represent lines that show the current cross track error range Th...

Page 86: ... from a bird s eye view By default this unit shows the map with north always at the top of the screen This can be changed See the topic Map Orientation in Sec 8 If you re navigating to a waypoint the map also shows your starting location present position course line and destination You don t have to navigate to a waypoint however to use the map Full Map is the default screen that appears when you ...

Page 87: ...boundaries some major city streets Inter state U S and state highways lakes and streams and more than 60 000 navigation aids and 10 000 wrecks and obstructions in U S coastal and Great Lakes waters The Map Page has its own menu which is used for several functions and for setting various options To access the Map Page Menu from the Map Page press MENU The Pages Menu also offers several map display ...

Page 88: ...ter detail press ZIN zoom in key Zoom out to see more area less detail press ZOUT zoom out key Scroll display north south east or west using arrow keys To stop scrolling clear cursor and return to current position press EXIT 6 Set a waypoint Wpt 001 at your current position so you can navi gate back here press WPT WPT Waypoint symbol and 001 appears 7 If you ve already made some waypoints or event...

Page 89: ... in the lower left corner of the screen 1 Press the ZIN key zoom in to move in closer and see greater detail in a smaller geographic area 2 Press the ZOUT key zoom out to move farther away and see less map detail but a larger geographic area When you are traveling the map will automatically move as you move This keeps your current location roughly centered on the screen You can manually pan or scr...

Page 90: ...can be stored in memory then be recalled and used later on for navigation purposes You can create a waypoint at the cursor position on the map or at your current position while you are navigating You can create a waypoint at any location by manually entering the position s latitude and longitude To create and save a Waypoint These first two techniques use the Quick Save method the fastest and easi...

Page 91: ...fault waypoint symbol until you edit an existing waypoint and change its symbol Edit Waypoint Symbol is described in Sec 7 After you have changed a waypoint symbol the unit will remember the one you chose and use it the next time you quick save a waypoint To revert back to the default symbol edit a waypoint and choose it or use the Reset Options command described in Sec 8 Create Waypoint on Map 1 ...

Page 92: ...he map and in the waypoint list Navigate To a Waypoint You can select any waypoint visible on the Map Page with the cursor then use the Navigate to Cursor command we ll describe how later in this section However you can avoid scrolling the map to pick your waypoint if you use the Find Waypoint commands 1 Press WPT ENT To look up the nearest waypoint press ENT or to look by name and scroll through ...

Page 93: ...ZOUT and ZIN keys at the same time Your position at the time these keys are pressed is used as the man overboard position Caution Saving a new Man Overboard waypoint will overwrite and erase the previous Man Overboard waypoint Navigate Back to MOB Waypoint Find your way back to the accident position with the Navigation Page or Map Page When MOB is activated the Navigation Page automati cally shows...

Page 94: ...on Navigate to Cursor Position on Map The GO TO CURSOR command navigates to the current cursor position on the map It s a quick and handy way to navigate to anything you can see on the map display 1 Use the cursor controlled by the arrow keys with the zoom in and zoom out keys to maneuver around the map until you find a location you want to go to 2 Center the cursor over the location to select it ...

Page 95: ...vigation information to your destination See the following examples The 30 mile zoom figure at left clearly shows the dotted course line con necting your current position to your destination The 30 mile zoom cen ter shows both current position and direction to destination on screen The Navigation Page right will also show navigation information To stop navigating to the cursor use the Cancel Navig...

Page 96: ...trying to retrace your trip and go back the way you came On the screen trails are represented by a flashing line extending from the back of the current position arrow The M56 is set at the factory to automatically create and record a trail while the unit is turned on The unit will continue recording the trail until the length reaches the maximum trail point setting default is 2 000 but the unit ca...

Page 97: ...IT EXIT EXIT As you left the Edit Trail menu you will notice that a new trail was started with a new sequential number In the example figure below the new trail is number 3 showing zero points Trail 3 also has an arrow beside it showing it is the active trail Note that Trail 1 is inactive no arrow beside it but it is still visible on the map Only one trail at a time can be active but several trail...

Page 98: ...urn off trail display 1 Press MENU MENU to MY TRAILS ENT 2 Press to enter the Saved Trail list then use or to select the de sired Trail Name ENT 3 Press to VISIBLE ENT To return to the previous page press EXIT EXIT EXIT To turn on trail display 1 Press MENU MENU to MY TRAILS ENT 2 Press to enter the Saved Trail list then use or to select the de sired Trail Name ENT 3 Press to VISIBLE ENT To return...

Page 99: ...er so that your current position arrow traces along the trail you have just made Tip Generally when using this method the smaller the zoom range the more accurately you will be able to steer along the trail Navigate a Trail forward The following figures illustrate the menu sequence for navigating a trail 1 Press MENU MENU to MY TRAILS ENT 2 Press to enter the Saved Trail list then use or to select...

Page 100: ...if the visible trail option is on The course you are following the trail converted to a route is represented by a dotted line The Navigation Page and the Position Page will also show the course in the same way The bearing arrow on the compass rose points to the next waypoint on the trail As you travel the arrival alarm will go off when you near a trail way point and the bearing arrow on the compas...

Page 101: ...llow the trail Arri val alarm goes off and bearing arrow swings around to say turn right south toward the next waypoint trail point 4 The M56 now shows navigation information to point 4 which is 0 55 miles away Navigate a Back Trail backtrack or reverse 1 Press MENU MENU to MY TRAILS ENT 2 Press to enter the Saved Trail list then use or to select the de sired Trail Name ENT 3 Press to NAVIGATE ENT...

Page 102: ...er Just press EXIT to clear the alarm and proceed 5 Now begin moving and follow your M56 6 When you reach your destination be sure to cancel your navigation press MENU MENU to CANCEL NAVIGATION ENT The M56 asks if you re sure press ENT Cancel Navigation You can turn off any of the navigation commands after you reach your destination or at any other time by using the Cancel Navigation com mand Pres...

Page 103: ...s current position to the cove is 5 78 miles At right the distance from Houston to New Orleans is 316 9 miles Find Distance From Point to Point You can also measure distance between two other points on the map 1 While on the Map Page press MENU to FIND DISTANCE ENT 2 Center your cursor over the first position A rubber band line ap pears connecting your current position to the cursor s location Pre...

Page 104: ...avigate to any icon on the map You can create an icon at the cursor position on the map or at your current position while you are navigating Create Icon on Map 1 Use the arrow keys to move the cursor to the place where you want to make an icon 2 Press ENT and the screen shows a Select Icon Symbol menu 3 Press or or or to select your icon symbol then press ENT The icon appears on the map Cursor sel...

Page 105: ... will launch the Select Symbol menu Press or or or to select the icon symbol to delete then press ENT A message appears saying all icons with the selected symbol have been deleted The Delete From Map command will prompt you to move the cursor over an icon to select it After selecting the icon press ENT and it disap pears from the map Navigate to an Icon Use the Navigate to Cursor command and use t...

Page 106: ...ce programmed into the GPS unit a route provides the option of navigating forward through the route waypoints or in reverse order you can even begin navigating in the middle of a route Create and Save a Route You can create a route by selecting existing waypoints from the way point list or you can set a series of route waypoints on the map with cursor arrows and the Enter key In this example we ll...

Page 107: ... example we moved to the entrance of the cove where our boat was docked to start our route to a promising fishing spot next to an oil platform Creating this example route is illustrated in the following figures Route creation sequence from left Fig 1 Set route waypoint 1 at the cove entrance Fig 2 Move cursor northeast to set point 2 at channel entrance Fig 3 With point 2 set move cursor southeast...

Page 108: ...your destination 7 To save your route press EXIT The M56 reverts to the Edit Route screen with the route automatically named Route 1 and stored in the M56 s internal memory You can edit the route and run other commands but if you are finished with the route for now return to the last page displayed by pressing EXIT EXIT EXIT EXIT Delete a Route 1 From the NAVIGATION PAGE press MENU ENT or from the...

Page 109: ...MENU ENT or from the MAP PAGE press MENU MENU to ROUTE PLANNING ENT 2 Press to route name ENT to ROUTE WAYPOINTS LIST Use and to select a waypoint then press ENT Edit Route Waypoints menu 3 Use and to select a command from the Edit Route Waypoints menu and press ENT Add From Map lets you insert a waypoint in the route by clicking on a map location with the cursor Add Waypoint calls up the Waypoint...

Page 110: ...GATION ENT to YES ENT The following figures show what the Navigation Page and Map Page look like while navigating a route Navigating along a route Fig 1 shows the Navigation Page at the start of a route heading straight for the first waypoint Wpt 1 In Fig 2 the traveler has arrived at Wpt 1 the arrival alarm has been triggered and the bearing arrow on the compass rose has turned to point toward Wp...

Page 111: ...MENU MENU to ROUTE PLANNING ENT 2 Press to select route name ENT to REVERSE ROUTE ENT to NAVIGATE ROUTE ENT 3 Upon arrival at your destination cancel navigation press MENU MENU to CANCEL NAVIGATION ENT to YES ENT Trails Delete a Trail This is the command used to erase or delete a trail Press MENU MENU to MY TRAILS ENT to trail name ENT to DELETE TRAIL ENT to YES ENT Tip You can also delete all tra...

Page 112: ...and bearing from current position to the se lected point on the trail At right the Edit Trail menu Utilities Utilities are useful tools for traveling or for outdoor activities Alarm Clock To get to the alarm clock menu press MENU MENU to TIMERS ENT to ALARM CLOCK ENT Sun Moon Rise Set Calculator To get to the Sun Moon menu press MENU MENU to SUN MOON CALCULATIONS ENT Trip Calculator To get to the ...

Page 113: ...aracter then press to the next character and repeat until the name is correct Press ENT then EXIT EXIT EXIT EXIT to return to the previous page display Waypoint Symbol To edit waypoint symbol 1 Press WPT ENT ENT ENT to waypoint name ENT to EDIT WAYPOINT ENT then to CHOOSE SYMBOL ENT 2 Use arrow keys to select desired symbol and press ENT To return to the previous page press EXIT EXIT EXIT EXIT Way...

Page 114: ... or you can edit the waypoint Set a Waypoint by Projecting a Position This feature sets a waypoint at a point located a specific distance and bearing from a reference position The reference position can be se lected from your waypoint list or from the map features 1 Press WPT to NEW ENT 2 Press to PROJECTED POSITION ENT to CREATE ENT 3 Press to CHOOSE REFERENCE ENT Use and to select a waypoint or ...

Page 115: ...set to 0 1 mile then the alarm flashes a message if you drift 0 1 of a mile or more to the right or left of the line to the waypoint The anchor alarm is triggered when you drift outside of a preset radius Again using the 0 1 mile as an example if you re anchored and your boat moves more than 0 1 mile the alarm will flash a message and sound a tone Alarms command left Alarm menu right To change ala...

Page 116: ... time and or date are incorrect you can set it using the Set Local Time menu The unit begins searching for the satellites using the above data that it acquired the last time it was turned on This probably was at the fac tory Since you almost certainly aren t at our factory it s probably looking for the wrong satellites If it doesn t find the satellites it s looking for after approximately one minu...

Page 117: ...0 Map Fix Loran TD British Irish Finnish German New Zealand Swedish Swiss Taiwan Greek and Military grids UTM s are marked on USGS topographic charts This system divides the Earth into 60 zones each 6 degrees wide in longitude British Irish Finnish German New Zealand Swedish Swiss Taiwan and Greek grid systems are each the national coordinate system used only in their respective countries In order...

Page 118: ...r a reference position in latitude longitude which you take from a marked location on the map It then shows the present position as distance on the map from that reference point For example if it shows a distance of UP 4 00 and LEFT 0 50 you then measure up four inches and to the left a half inch from the refer ence point on the map to find your location To configure a map fix To use this format y...

Page 119: ...unit returns to the Configure Map Fix screen Configure a map fix so the M56 can find your position on a printed chart or topographical map Press to SELECT ORIGIN ENT ENT ENT to bring up the waypoint list Select the waypoint that you saved the reference point under and press ENT The unit displays a waypoint information screen with the com mand SET AS ORIGIN selected press ENT and the unit returns t...

Page 120: ...ater in this section Customize Map or Navigation Page While on the Map or Navigation pages press MENU to CUSTOM IZE ENT Press or to select a data box you would like to see on the page With the data option highlighted press ENT The selected data op tion is checked and moves to the top of the list After all options are set press EXIT to return to the page display Boxes at the bottom of the screen no...

Page 121: ...and speed in the dialog boxes provided on the simulator menu screen To get to the GPS Simulator 1 Press MENU MENU to GPS SETUP ENT 2 Press to GPS SIMULATOR ENT The GPS Simulator Menu appears GPS Setup Menu left GPS Simulator menu center Map Page showing Track and Speed steering arrow indicators right In this example you are traveling across Skiatook Lake on a track of 22º at a speed of 15 miles pe...

Page 122: ... 4 Press EXIT to turn off the steering and speed boxes The unit will now automatically steer along the trail or route When you arrive at your destination cancel navigation as you normally do Tip You can pick any spot on the map to begin your simulation session by using the Initialize GPS command This makes your unit think it s lo cated at the position you select See the following entry for details...

Page 123: ...eping the destination on the screen To turn this feature on from the MAP PAGE press MENU to AUTO ZOOM ENT EXIT Repeat these steps to turn it off Map Data This menu lets you turn the map off if desired which turns the map screen into a GPS plotter turn off or on the pop up map info boxes or fill land areas with gray You can also turn on or off Map Overlays which display latitude and longitude grid ...

Page 124: ...ameter same as the zoom range The sec ond smaller ring is 50 miles in diameter always 1 2 the zoom range The distance from your current position to the smaller ring the ring s radius is 25 miles always 1 4 the zoom range With the arrow keys and map cursor you can scroll the map to see the third and fourth rings In this example the distance to the third ring is 75 miles and distance to the fourth r...

Page 125: ...ge displayed press EXIT EXIT A list of the datums used by this unit is in the back of this manual GPS Setup Menu left Map Datum Menu right Map Detail Category Selection This menu determines which of the mapping features are shown on the screen This includes waypoints trails icons cities highways etc You can selectively turn on or off any of these items customizing the map to your needs To get to M...

Page 126: ...is fine if you re always traveling due north What you see to your left corresponds to the left side of the map to your right is shown on the right side of the map and so on However if you travel any other direction the map doesn t line up with your view of the world To correct this problem a track up mode rotates the map as you turn Thus what you see on the left side of the screen should always be...

Page 127: ...n press ENT Press EXIT EXIT to return to the page display Map Menu left Map Orientation menu with the North Up map orientation option selected right Overlay Data The Sonar Page and the Map Page can be customized to show many different types of navigation information as text that floats on top of the screen This is called overlay data and is controlled by the Overlay Data command Sonar Page with Ov...

Page 128: ... use or to select a Page Name then press EXIT To select data for display 1 From the Map or Sonar page press MENU to OVERLAY DATA ENT 2 Press or to select Data Type ENT Overlay Data command on the Sonar Menu at left Overlay Data Shown selection menu right In this example we scrolled down the data list to highlight Ground Speed When selected the data type shifts to the top of the data list and a che...

Page 129: ...e just follow the above steps but make all the needed changes be fore you press Exit to clear the menu Tip If you wish you can change the font size when you select a data type for the first time 1 From the Map or Sonar page press MENU to OVERLAY DATA ENT 2 Press or to select Data Type press or to select Data Size ENT The data will be shown in the new font size To return to the previ ous page press...

Page 130: ...SETUP ENT to RESET OPTIONS ENT to YES ENT NOTE Reset Options does not erase any waypoints routes icons plot trails or sonar logs System Menu with Reset Options command selected Screen Contrast and Brightness To access the Screen menu press MENU MENU ENT Once in the Screen menu To adjust the display s contrast The CONTRAST slider bar is already selected Press or to move the bar The left end of the ...

Page 131: ...t the screen s display mode Press to DISPLAY MODE ENT press or to select mode EXIT Display Mode menu Set Language This unit s menus are available in 10 languages English French Ger man Spanish Italian Danish Swedish Russian Dutch and Finnish To select a different language 1 Press MENU MENU to SYSTEM SETUP ENT 2 Press to SET LANGUAGE ENT 3 Use or to select a different language and press ENT All men...

Page 132: ...ly adjust with the time change caused by Daylight Sav ing Time you should only have to set it once You may select which set of rules matches DST in your region or simply accept the default Once you have each field set the way you want press EXIT repeatedly until you return to the previous page Show WAAS Alarm When the signal is available your unit will automatically use WAAS to boost the accuracy ...

Page 133: ...ut what software version is running in your M56 by using the Software Information command At left Main Menu with Software Information command selected At right the Software Information screen 1 Press MENU MENU to SYSTEM SETUP ENT to SOFTWARE INFO ENT 2 Read the information displayed on the screen 3 To return to the last page displayed press EXIT EXIT EXIT Sounds and Alarm Sound Styles Sounds trigg...

Page 134: ... press EXIT EXIT to return to the page display To set Alarm Style Press to ALARM STYLE ENT Press or to change the style then press ENT After the option is set press EXIT EXIT to return to the page display Track Smoothing This is a factory setting on the GPS Setup menu that should always be left on When stopped or traveling at slow speeds such as walking or trolling Track Smoothing prevents wanderi...

Page 135: ...ted press ENT to check it turn on and uncheck it turn off Update Trail Criteria Auto Time Distance The options are automatic time or distance When it s in the default automatic mode the unit doesn t update the plot trail while you re traveling in a straight line Once you deviate from a straight line the unit drops a plot point trail waypoint onto the trail This conserves plot trail points If a plo...

Page 136: ...he UPDATE RATE or UPDATE DISTANCE data entry boxes and press ENT Press or to change the first character then press to the next character and repeat until the entry is correct Press EXIT to return to the Trail Options Menu Trail Options menu Update Time Rate setting left and Update Dis tance setting right Specific Trail Options Delete Trail To delete a specific trail From the Trails Menu press to T...

Page 137: ...n the Edit Trail menu press or to highlight the section you wish to change then press ENT Make your changes then press EXIT to erase this menu Units of Measure This menu sets the speed and distance statute or nautical miles me ters depth feet fathoms or meters temperature degrees Fahrenheit or Celsius and heading true or magnetic units To change the units Press MENU MENU to SYSTEM SETUP ENT ENT Ma...

Page 138: ...132 Notes ...

Page 139: ... appears for streets and intersections Find Waypoint menu left and Map Page menu right NOTE You can search for items even if the unit hasn t acquired a position yet or start from a position other than your own When you do a search distance and bearing to the selected item will be calculated from the unit s current position If the unit hasn t acquired a posi tion it will use the last known position...

Page 140: ...s WPT press or to select a map place category then press ENT You will be given two options Search By Name or By Nearest Find Waypoint menu with Water category selected left and with the Lake River subcategory selected right 2 Search by nearest Press ENT The Find By Nearest menu will show a calculating screen then a list of the nearest map places will appear Press or to the selected map place and p...

Page 141: ...to the next letter and repeat until the name is correct then press ENT ENT B Jump down to the lower selection list by pressing ENT then press or to select a map place from the list then press ENT to call up the map place s Way point Information screen Find by Name option left Find by Name menu right 4 When the map place s Waypoint Information screen is displayed you can choose to Go To the map pla...

Page 142: ...street name in the First Street dialog box Press ENT to display the Find By Name menu There are two options A You can spell out the street in the top selection box Press or to change the first letter then press to move the cursor to the next letter and repeat until the name is correct then press ENT ENT B Or you can jump down to the lower box and pick a street from the selection list Press ENT the...

Page 143: ... it s I 35 To search for that street press to FIND FIRST STREET ENT A message appears asking you to wait while the unit finds the street When the Streets Found list appears press or to select the street you are searching for and press ENT At left the Find Streets menu with the Find First Street command highlighted At right Streets Found list 4 The Map Page appears with the cursor pointing to the f...

Page 144: ...ENT ENT B Or you can jump down to the lower box and pick a street from the selection list Press ENT then press or to select a street from the list and press ENT 3 The Find Streets menu reappears with the street you re searching for in the First Street box In this example it s I 35 4 Now fill in the second street Press to SECOND STREET ENT and the Find By Name menu appears again Just like before th...

Page 145: ...ess to FIND INTERSECTION ENT A message appears asking you to wait while the unit finds the intersection When the Intersections Found list appears press or to select the intersection you are searching for and press ENT In the previous example we selected the intersection of I 35 and I 44 7 The Map Page appears with the cursor pointing to the found inter section The intersection in our example is sh...

Page 146: ...ight 3 If you re looking for nearest the unit says it is calculating then a list of waypoints appears The closest is highlighted at the top of the list and the farthest at the bottom of the list Calculating message left and list of the nearest waypoints right 4 To see location information on the closest highlighted waypoint press ENT and the Waypoint Information screen appears If you wanted to you...

Page 147: ... left and the Find on Map command selected right To clear these menus and return to the previous page press EXIT re peatedly 5 If you re looking by name There are two options A You can spell out the name in the top selection box Press or to change the first letter then press to move the cursor to the next letter and repeat until the name is correct then press ENT ENT B Or you can jump down to the ...

Page 148: ...To navigate to the waypoint press ENT The Go To Waypoint command is already highlighted The unit will show navigation in formation to the waypoint B To find the waypoint press to FIND ON MAP ENT The Map Page appears with the cursor highlighting the found waypoint To clear these menus and return to the previous page press EXIT re peatedly ...

Page 149: ...enya Tanzania Ascension Island 1958 Ascension Island Astro Beacon E 1945 Iwo Jima Astro DOS 71 4 St He lena Island Astro Tern Island FRIG 1961 Tern Island Astronomical Station 1952 Marcus Island Australian Geodetic 1966 Australia Tasmania Australian Geodetic 1984 Australia Tasmania Ayabelle Lighthouse Djibouti Bellevue IGN Efate Erromango Islands Bermuda 1957 Bermuda Bissau Guinea Bissau Bogota Ob...

Page 150: ...orgia Islands ISTS 073 Astro 1969 Diego Garcia Johnston Island 1961 Johnston Island Kandawala Sri Lanka Kerguelen Island 1949 Kerguelen Island Kertau 1948 West Malaysia Singa pore Kusaie Astro 1951 Caroline Islands L C 5 Astro 1961 Cayman Brac Island Leigon Ghana Liberia 1964 Liberia Luzon Philippines Excluding Mindanao Luzon Philippines Mindanao Mahe 1971 Mahe Island Massawa Ethiopia Eritrea Merc...

Page 151: ...sula North American 1927 Mexico North American 1983 Alaska Canada CONUS North American 1983 Central America Mexico Observaorio Metereo 1939 Azores Corvo Flores Islands Old Egyptian 1907 Egypt Old Hawaiian Mean for Hawaii Kauai Maui Oahu Old Hawaiian Hawaii Old Hawaiian Kauai Old Hawaiian Maui Old Hawaiian Oahu Oman Oman Ordinance Survey Great Britain 1936 Mean for England Isle of Man Scotland Shet...

Page 152: ...alapa gos South American 1969 Guyana South American 1969 Paraguay South American 1969 Peru South American 1969 Trinidad Tobago South American 1969 Venezuela South Asia Singapore Tananarive Observatory 1925 Madagascar Timbalai 1948 Brunei East Malaysia Sabah Sarawak Tokyo Mean for Japan Korea Okinawa Tokyo Japan Tokyo Korea Tokyo Okinawa Tristan Astro 1968 Tristan da Cunha Viti Levu 1916 Fiji Viti ...

Page 153: ...ion against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the in structions may cause harmful interference to radio communica tions However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to ...

Page 154: ...148 Notes ...

Page 155: ...27 71 82 Sec 2 Installation Accessories 9 Introduction GPS and WAAS 5 Specifications 3 Typographical Conventions 7 K Keypad Description 7 L Languages 3 125 Lat Lon Grid Map Data option 118 M Main Menu 32 33 44 74 75 100 104 127 129 131 Man Overboard 4 87 88 Map Data 117 118 Map Datum 111 118 119 Selection 111 118 Map Detail 117 119 Map Fix Coordinate System 111 112 113 Map Menu 117 120 121 Map Ori...

Page 156: ... 137 138 Waypoints 140 Set Local Time 110 126 Simulator 64 115 116 Software Version Information 127 Sounds 127 Status Menu 110 Sun Moon Rise Set Calculator 106 T Track Smoothing 128 Trail 4 5 8 33 75 78 79 80 82 87 90 91 92 93 94 95 96 105 106 116 119 124 128 129 130 131 Delete 105 Delete All 129 Edit Name 105 Navigate 93 New Trail 92 131 Update Criteria 129 Update Rate 130 Trip Calculator 33 75 1...

Page 157: ...151 Notes ...

Page 158: ...152 Notes ...

Page 159: ...onexclusive nonassignable right to use these Databases for supplemental navigation reference purposes but only as long as you comply with the terms and conditions of this License Agreement We reserve the right to terminate this license if you violate any aspect of this License Agreement You are responsible for using official government charts and prudent navigation for safe travel 3 The Databases ...

Page 160: ...S BE LIABLE TO ANYONE FOR ANY SPECIAL CONSE QUENTIAL INCIDENTAL OR OTHER INDIRECT DAMAGE OF ANY KIND Some states do not allow the exclusion or limitation of incidental or consequen tial damages so the above limitations or exclusions may not apply to you This warranty does NOT apply in the following circumstances 1 when the product has been serviced or repaired by anyone other than us 2 when the pr...

Page 161: ...EMENT OR REFUND AS JUST DESCRIBED IS THE EXCLUSIVE REMEDY AVAILABLE TO YOU AGAINST US FOR ANY DEFECT MALFUNCTION OR NON CONFORMITY CONCERNING THE PRODUCT OR FOR ANY LOSS OR DAMAGE RESULTING FROM ANY OTHER CAUSE WHATSOEVER WE WILL NOT UNDER ANY CIRCUMSTANCES BE LIABLE TO ANYONE FOR ANY SPECIAL CONSEQUENTIAL INCIDENTAL OR OTHER INDIRECT DAMAGE OF ANY KIND Some states do not allow the exclusion or li...

Page 162: ...ange or end our ship ping policies regulations and special offers at any time We reserve the right to do so without notice in Canada If you re in Canada and you have technical return or repair questions please contact the Factory Customer Service Department Before any product can be returned you must call customer service to determine if a return is necessary Many times customer service can resolv...

Page 163: ...ry to send a product for repair or replacement you must first receive a return authorization number from Customer Service Products shipped without a return authorization will not be accepted When shipping we recommend you do the following 1 Please do not ship the knobs or mounting bracket with your unit 2 If you are sending a check for repair please place your check in an envelope and tape it to t...

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Lowrance M56 S/Map, Installation And Operation Instructions Manual

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