Lowrance-electronic LMS-520C User Manual

Pub. 988-0151-461 www.lowrance.com LMS-520C & LMS-525C DF Fish-finding Sonar & Mapping

viii Notes

90 3. The Sensitivity Control Bar appears. Press ↓ to decrease sensitivity; press ↑ to increase sensitivity. When it's set at the desired level,

91 Calculator, Time, Sonar Data and Miscellaneous Data. You can select items from any of these categories for display in any data box — the category d

92 Flasher The Flasher sonar page option represents a flasher style sonar com-bined with a scrolling chart. A circular dial shows all returning echoes

93 To customize digital gauge display: 1. Press PAGES, highlight SONAR WITH CUSTOM GAUGES and press ENT. 2. Press MENU, select OVERLAY DATA and press

94 To resize Sonar and Custom Gauge windows: 1. From the Sonar with Custom Gauges page, press MENU, select RESIZE WINDOW and press ENT. 2. Use ← → to

95 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.

96 Sonar Page, playing a recorded sonar chart in Sonar Simulator mode. Tip: The Sonar Simulator can use sonar charts that you or a friend have record

97 Select Browse MMC Files from the Main Menu. NOTE: If you turn on your unit before attaching a transducer, it may enter a demo mode. The words &qu

98 Surface Clarity The markings extending downward from the zero line on the chart are called "surface clutter." These markings are caused b

99 In the illustration at left, Surface Clarity is turned off. The right view shows Surface Clarity set at High. Transparency Use the transparenc

1 Section 1: Read Me First! How this manual can get you out on the road, fast! Welcome to the exciting world of digital sonar and GPS! We know you&apo

100 Upper and Lower Limits See the entry in this section for Depth Range - Upper and Lower Lim-its. Zoom & Zoom Bar "Zooming" the displa

101 Section 5: Sonar Troubleshooting If your unit is not working, or if you need technical help, please use the following troubleshooting section befo

102 3. The water may be deeper than the sonar's ability to find the bottom. If the sonar can't find the bottom signal while it's in the

103 In severe cases, it can completely cover the screen with black dots, or cause the unit to operate erratically, or not at all. To eliminate or mini

104 Notes

105 Section 6: Basic GPS Operations This section addresses the unit's most basic GPS operations. Before you turn on the unit and find where you a

106 3. MENU – Press this key to show the menus and submenus, which allow you to select a command or adjust a feature. This also accesses search funct

107 You can access the Main Menu from any of the four Page screens by pressing MENU|MENU. To clear the menu screen and return to the page display, pre

108 Timers: controls the up timer, down timer and alarm clock settings. Browse MMC Files: this allows you to view the installed MMC card and the files

109 Satellite Status Page (left). Custom Gauges (right). This screen will show a graphical view of the satellites that are in view. Each satellit

2 After you've gained some experience with your sonar, you'll want to check out Section 4, which discusses more advanced Sonar Options and O

110 5. Select the desired subcategory and press ENT, which will place a checkmark in the checkbox, showing the selected data is set for display. 6. I

111 The Navigation with Digital Data Page recording a trail, while travel-ing southwest. Page looks like this when the unit is not navigating to a w

112 It's the speed that you're making toward the waypoint. For instruc-tions, see the Customize Page Displays entry in Sec. 8.) Track is the

113 A circular symbol showing your destination (waypoint) appears on the screen as you approach the waypoint, as shown on the screen in the preceding

114 Map Page opening screen (left). Set to 100-mile zoom (center) and 10-mile zoom (right). Over Zoomed means you have reached the detail limits

115 and some major city streets. Also included are Interstate, U.S. and state highways, large- and medium-sized lakes and streams and more than 60,000

116 Tip: In some urban areas, businesses are so close to one another that their POI icons crowd each other on the screen. You can reduce screen clutte

117 Pages Menu with Two Map option selected (left). The windows are in a horizontal position. Map Page with two vertical windows (right). Resize

118 Map with Sonar highlighted on Pages menu (left). Resize Windows se-lected on Map with Sonar menu (center). Dual arrows are shown as windows a

119 4. Highlight the desired data category and press ENT, which will ex-pand the list, revealing several subcategories with checkboxes next to them. 5

3 Specifications: LMS-520c and LMS-525cDF General Display: ...5.0" (12.7 cm) diagonal high contrast color Film SuperTwis

120 Radar Page (left) with Radar menu display (right). To access Radar Page: 1. Press PAGES, highlight the RADAR tab and press ENT. 2. Press MENU

121 Basic GPS Quick Reference Start outdoors, with a clear view of the open sky. As you practice, try navi-gating to a location at least a few blocks

122 Find Your Current Position Finding your current position is as simple as turning on the unit. With-out obstruction from dense foliage, terrain or

123 The selected airport to the northwest is 4.2 miles away. Selecting Any Map Item with the Cursor 1. Use the zoom keys and the arrow keys to move a

124 After the unit has acquired a position: 1. Press WPT|↓ to POI-RESTAURANTS. 2. You could search the entire restaurant category, but in this example

125 6. The unit's map appears, with the cursor crosshairss highlighting the restaurant's POI symbol. A pop-up data box shows the POI's

126 Create Waypoint at Current Position While you are traveling, press WPT|WPT. The waypoint is saved and automatically given a name with a sequential

127 Create Waypoint on Map 1. Use the arrow keys to move the cursor crosshairs to the place where you want to make a waypoint. 2. Press WPT|WPT. The w

128 Of course, the first thing to do is remain calm and then use all standard safety procedures to rescue the person. This unit has a man overboard fe

129 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

4 Sonar sounding depth capability:...LMS-525cDF: 2,500 feet/762 meters. LMS-520c: 1,000 feet/305 meters. (Actual capability depends on transd

130 To stop navigating to the cursor, use the Cancel Navigation command: press MENU|MENU|↓ to CANCEL NAVIGATION|ENT|← to YES|ENT. The unit stops showi

131 By default, the trail flashes once a second, making it easier to see against the background map. With the default auto setting, this unit creates

132 New trail, named "Trail 2," is created when Trail 1 is made inactive. Any new travel will be recorded in this trail, which is active an

133 To turn on trail display: 1. Press MENU|MENU|↓ to MY TRAILS|ENT. 2. Press ↓ to enter the Saved Trail list, then use ↑ ↓ to select the de-sired Tra

134 3. Press → to DELETE TRAIL|↓ to NAVIGATE|ENT. 4. Press ↓ to NAVIGATE|ENT. The unit begins showing navigation infor-mation along the trail. NOTE: I

135 Navigate trail, map views: Driver is northbound heading straight to-ward trail point 6 (left). Northbound driver has reached point

136 NOTE If you are already located at or near the end of your trail, the arri-val alarm will go off as soon as you hit ENT. Press EXIT to clear the a

137 Transfer My Data highlighted (left). When transferring data (right) you will have the option of transferring the unit's data to a MMC car

138 These figures show the menu sequence for loading a GPS Data File from an MMC into the unit's memory. Cancel Navigat

139 Section 7: Advanced GPS Operations Find Distance from different Locations 1. While on the Map Page press: MENU|↓ to FIND DISTANCE|ENT. 2. Center

5 Mapping memory: ...Up to 1 GB on one MMC (or SD) card. Position updates:...Every second. Position points: ...1,000 waypoi

140 Icons Icons are graphic symbols used to mark some location, personal point of interest or event. They can be placed on the map screen, saved and r

141 1. Press MENU|↓ to DELETE MY ICONS|ENT. 2. Press ↓ to DELETE ALL ICONS, DELETE BY SYMBOL, or DELETE FROM MAP and press ENT. Delete icons me

142 The course from one waypoint to the next is a leg. Routes are composed of one or more legs. The legs of all GPS routes are based on straight lines

143 1. From the NAVIGATION PAGE, press MENU|ENT or from the MAP PAGE, press MENU|MENU|↓ to ROUTE PLANNING|ENT|ENT. 2. Press ↓ to (END OF ROUTE)|ENT|

144 4. Set the first route waypoint: press ENT. In this example, we started our route at the intersection of 11th Street and 145th E. Ave. The route e

145 Edit a Route Name 1. From the NAVIGATION PAGE, press MENU|ENT or from the MAP PAGE press MENU|MENU|↓ to ROUTE PLANNING|ENT. 2. Press ↓ to route na

146 Route Planning on Main Menu (left). Routes menu (center). Edit Route menu (right). Navigate is selected on Edit Route menu. Navigate a Route

147 Navigating along a route: Fig. 1 shows the Navigation Page at the start of a route, heading straight for the first waypoint (Wpt 1).

148 Edit a Trail Name To edit a trail name: press MENU|MENU|↓ to MY TRAILS|ENT|↓ to trail name|ENT|ENT. Press ↑ or ↓ to change the first character,

149 Edit Trail Menu with Pattern option selected (left). Edited trail with dotted line pattern (right). Utilities Utilities are useful tools for tr

6 also called sonar charts or sonar graphs.) You can replay this sonar log in the unit using the Sonar Simulator function, or play it back on a per-so

150 To delete a waypoint from the map: 1. Use the arrow keys to select the waypoint with the cursor. 2. Press WPT|↓ to DELETE WAYPOINT|ENT|← to YES|EN

151 Create Waypoint by Entering a Position 1. Press WPT|→ to SUBCATEGORY column|↓ to NEW|ENT. 2. Press ↓ to ENTERED POSITION|ENT|→ to CREATE|ENT. 3. P

152 Set a Waypoint by Average Position This feature sets a waypoint at the current position after taking several position readings and averaging them.

153 Section 8: System & GPS Setup Options Alarms This unit has several GPS alarms. The factory default setting has all of these but the anchor ala

154 3. To change distance settings, scroll ↓ ↑ to select the desired category, then press → |ENT to activate the distance dialog box. Use ↑ ↓ to chan

155 MMC File Browser. Check MMC Files and Storage Space To check MMC Files: 1. Press MENU|MENU|↓ to BROWSE MMC FILES|ENT. 2. Use↑ ↓ to browse throu

156 For connectors and wiring information for another device, see page 36. For assistance in configuring the unit to communicate with another device,

157 (Universal Transverse Mercator) projection; MGRS (Standard); MGRS (Standard + 10); Map Fix; Loran TD; British, Irish, Finnish, German, New Zealand

158 Configure Loran TD menu. Map Fix Map Fix is used with charts or maps. This system asks for a reference position in latitude/longitude, which you

159 4. Press ENT and enter the map's scale. This is generally at the bottom of the paper map. It is shown as a ratio, like 1:24000. Press EXIT an

7 icons, trails and routes. This lets you look back the way you came. Think of this data storage like the hard drive memory in a computer or a tape in

160 Customize Menu, with "GPS Data" and "Navigation" categories expanded. Selecting the category name and pressing ENT will show

161 The GPS Simulator menu. The GPS Simulator page will appear. The page has dialog boxes that allow you to change the Track, Speed, Altitude, Lat

162 return to the GPS Simulator menu, highlight the STEER WITH ARROWS command, press ENT. Press EXIT repeatedly to return to the previous page. Sim

163 To Initialize GPS: 1. Press MENU|MENU|↓ to GPS SETUP|ENT|ENT. 2. A message appears, prompting you to move the cursor to the desired location. Move

164 Map Menu (left). Map Data Menu (right). To access Map Data menu: From the Map Page, press MENU|↓ to MAP DATA|ENT. To show Map Data 1. From t

165 Map Overlays (Range Rings; Lat/Long Grid) The map screen can be customized with four range rings and/or grids that divide the plotter into equal s

166 The Map Datum Menu. Map Detail Category Selection This menu determines which of the mapping features are shown on the screen. This includes: wayp

167 Map page shown in North Up mode (left) Map page shown in Track Up mode (right). This is fine if you are always traveling due north. What you

168 Map Orientation menu with the North Up map orientation option selected. NOTE In North Up and Course Up, the present position arrow appears in the

169 To view Chart Note information: 1. Use the arrow keys to move the cursor over a Chart Note icon. When it's selected, a pop-up name box appear

8 on page 13, so you can mount your unit and plug in the power. Or you might want to see how our text formatting makes the manual tutorials easy to sk

170 NauticPath chart showing Port Services icon selected by cursor. When first highlighted, the Pop-Up name box appears. The Port Services inform

171 station at the present time. At larger zoom ranges, you can select the boxed "C" icon and it becomes an animated arrow with a pop-up nam

172 The velocity scale at the top left side of the graph changes dynamically based upon the maximum velocity of the current for that day. Slack water,

173 To view tide information: 1. Use the arrow keys to move the cursor over a tide station icon. When it is selected, a pop-up name box appears. 2. Pr

174 inserted into the unit. Navionics charts must be inserted into the unit, then selected as a Map Choice option in the Map Data menu. To display a N

175 Overlay Data with Navigation and Sonar Data categories expanded. To overlay information on your screen: 1. Press MENU|↓ to OVERLAY DATA|ENT. 2.

176 From Overlay Data Shown (left) press ENT to see Data Viewer (center). Select a category and press ENT. Next, select information to show on sc

177 NOTE: You also can remove data directly from the Data Viewer menu by repeating the steps used to add overlay data. Highlight the overlay data curr

178 Trip Distance set to small size in the Overlay Data Shown menu (left). Trip Distance set to Large size (right). To change displayed data font

179 Pop-up Help command highlighted on System Setup menu (left). Pop-up Help message for Sounds (right). Reset Options The Reset Options command

9 Remember, the unit must have a clear view of the satellites in order to receive their signals. Unlike radio or television signals, GPS works at very

180 Screen Contrast and Brightness To adjust Contrast: 1. Press MENU|MENU|ENT. 2. Highlight CONTRAST, then use ← → to move the contrast adjustment ba

181 To adjust the screen's display mode: 1. Press MENU|MENU|ENT. 2. Press ↓ to DISPLAY MODE|ENT, which will open the Display Mode menu with three

182 To set the Year: 1. Make sure your unit has acquired your position, then press MENU|MENU, highlight SYSTEM SETUP and ENT. 2. Highlight SET LOCAL

183 To turn on/off the WAAS Alarm: 1. Press MENU|MENU|↓ to GPS SETUP|ENT|↓ to SHOW WAAS ALARM. 2. With the option highlighted, press ENT to check it

184 Sounds and Alarm Sound Styles Sounds triggered by key strokes and alarms can be turned off or ad-justed to a desired level. The Sounds menu. To s

185 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 w

186 To create a New Trail: 1. Press MENU|MENU, highlight MY TRAILS and press ENT. 2. Highlight NEW TRAIL and press ENT. The Edit Trail menu will appea

187 You can have trail points placed at any distance between 0.01 mile/nm/km to 9.99 mile/nm/km. The default setting is 0.10 mi. WARNING: If you unche

188 To delete a Trail: 1. Press MENU|MENU, select MY TRAILS and press ENT. 2. Select the desired trail from the Saved Trails list and press ENT. The E

189 Transparency selected on main menu. To adjust Transparency level: 1. Press MENU|MENU|↓ to TRANSPARENCY|ENT. The TRANSPARENCY slider bar appears.

Copyright © 2006 Lowrance Electronics, Inc. All rights reserved. No part of this manual may be copied, reproduced, republished, trans-mitted or dist

10 of terrain! It only calculates position, it can’t know what’s between you and your destination, for example. It’s up to you to safely navigate arou

190 Units of Measure Menu. To set Temperature units: 1. Press MENU|MENU, select System Setup and press ENT. UNITS OF MEAS-URE will be highlighted,

191 To set Volume units: 1. Press MENU|MENU, select System Setup and press ENT. UNITS OF MEAS-URE will be highlighted, so press ENT. 2. Highlight VOLU

192 Notes

193 Section 9: Searching NOTE: The background map loaded in your unit's permanent memory lets you search for some land features, including cities

194 Find Streets 1. From a Map Page, press MENU|↓ to FIND STREETS|ENT. 2. Press ENT to search in the Street field. 3. To enter a street name, press ↓

195 Find By Name menu with list of cities. Find Any Item Selected by Map Cursor With a POI or map feature selected by the cursor, press WPT. To retur

196 The Find Exit menu. 2. First, select a highway name by pressing ENT, which calls up the Find By Name menu. There are two highway search options:

197 Find Exit menu with an exit selected in the Exit List. 4. In the Exit Information screen you have two choices. A. Press ENT to navigate or "

198 Exit Information screen (left). General location and amenities information (right). Find Map Places or Points of Interest (POI) 1. Press WPT,

199 Find by Nearest option, left, Calculating screen, center, POI list, right. 3. To search by the name of a POI: press ENT. There are two option

11 Keyboard The other keys perform a variety of functions. When the text refers to a key to press, the key is shown in bold, sans serif type. For exa

200 Go To Waypoint highlighted (left). Find on Map selected (right). Find Streets or Intersections Find a Street 1. From the Map Page, press MENU

201 for that street, press ↓ to FIND FIRST STREET|ENT. A message appears ask-ing you to wait while the unit finds the street. When the Streets Found l

202 2. You must fill in a street name in the First Street dialog box. Press ENT to display the Find By Name menu. There are two options: A. You can sp

203 ↑ or ↓ to select the intersection you are searching for and press ENT. (In our example, we selected the intersection of SW 80th Street and SW 71st

204 3. If you're looking for nearest, the unit says it is calculating, then a list of waypoints appears. The closest waypoint is highlighted at t

205 Find By Name menu (left). Waypoint Information screen (center). The found waypoint is highlighted by the cursor on the Map Page (right). A. T

206 Notes

207 Section 10: NMEA 2000 Device Configuration NMEA 2000 Menu The NMEA 2000 menu on your display unit's main menu allows you to configure, calib

208 The NMEA Diagnostics page displays information about the perform-ance of the network bus, keeping you updated on bus status, mode, er-rors and bus

209 Tank Select The Tank Select menu allows you to choose from up to three tanks (Port, Center and Starboard), depending on the Engine-tank configura-

12 Notes

210 7. Use ↓ ↑, ← → to input the capacity (gallons) of the tank you chose from the Tank Select menu and press ENT. 8. Repeat Steps 5-7 for each rema

211 The Device Data for an EP-10 Fuel Flow includes Fuel Rate (amount of fuel burned per hour), Fuel Used, Trip Fuel Used and Seasonal Fuel Used. NOT

212 Add Fuel After entering the amount of fuel added to a tank in the Fuel Added dialog, the Add Fuel command finalizes the entry of the data. Like t

213 To Reset Calibration: Choosing the Reset Calibration command will switch fuel flow calibra-tion settings back to factory defaults. 1. Press MENU|

214 The second tab at the top of the NMEA 2000 Alarms page is the Alarm Status Tab. When an alarm has been set for a device, the alarm and its current

215 To turn on/off Backlight Synchronization: 1. Press MENU|MENU, select NMEA 2000 and press ENT. 2. Highlight BACKLIGHT SYNCHRONIZATION and press EN

216 Advanced Options menu The Temp sensor Advanced Options menu contains two categories: In-stance and Restore Defaults. Instance The Instance comman

217 2. Highlight BUS SETUP and press ENT, which will open the Bus Configu-ration menu. A list of network devices will be at the top of the page. 3. Se

218 vanced Options menu, only the settings for the Port Fuel Flow will be reset to factory defaults. Other fuel flows on the network will not be affec

219 4. Highlight TANK INSTANCE and press ENT, which will open the Tank In-stance menu with the following options: Tank 1, Tank 2, Tank 3 and Unknown.

13 Section 2: Installation Preparations You can install the sonar and GPS systems in some other order if you prefer, but we recommend this installati

220 Advanced Options menu The Fuel Flow sensor Advanced Options menu contains two categories: Instance and Restore Defaults. Instance The Instance co

221 Suzuki Engine Interface Configuration To input Device Name: 1. Press MENU| MENU, use ↑ ↓ to select NMEA 2000 and press ENT. The NMEA 2000 menu wi

222 5. Select your engine type and press ENT. The following message will appear: Are you sure you wish to change this device's configuration? 6.

223 NOTE: The Suzuki Engine Interface Device Configuration menu contains two Engine Trim calibration commands, which will be addressed in the next seg

224 To calibrate an EP-10 Fuel Flow: 10. If calibration is necessary, press MENU|MENU, select NMEA 2000 and press ENT. 11. Highlight FUEL MANAGEMENT a

225 3. Select the EP-15 Fluid Level and press ENT. 4. Press ↓ to select CALIBRATE and press ENT. The Device Calibration menu will appear. Instructions

226 4. Press ↓ to select CALIBRATE and press ENT. The Device Calibration menu will appear. 5. Highlight NUM PTS, press ENT and select 3. Press ENT. 6.

227 1. Press MENU| MENU, use ↓ ↑ to select NMEA 2000 and press ENT. 2. Highlight BUS SETUP and press ENT, which will open the Bus Configu-ration menu

228 1. After selecting Fuel Used as overlay data, fill up your tank and press MENU|MENU. 2. Select NMEA 2000 and press ENT. 3. Highlight FUEL MANAGE

229 Highlight CALIBRATE TRIM and press ENT. The Device Calibration window will appear with a list of Calibration Instructions. 4. Highlight START CAL

14 Read these instructions carefully before attempting the installation. Determine which of the mounting positions is right for your boat. Re-member,

230 Reset Calibration highlighted (left). Reset Calibration confirmation window (right). To Reset Calibration: 1. Press MENU|MENU, select NMEA 2

231 Section 11: Supplemental Material Datums Used by This Unit WGS 1984 Default Adindan Mean for Ethiopia, Sudan Adindan Burkina Faso Adindan Came

232 Chua Astro Paraguay Corrego Alegre Brazil Dabola Guinea Djakarta (Batavia) Indonesia (Sumatra) DOS 1968 New Georgia Islands (Gizo Island) Ea

233 Naparima BWI Trinidad & Tobago North American 1927 Mean for Antigua, Barbados, Barbuda, Caicos Islands, Cuba, Dominican Republic, Grand Cayma

234 Point 58 Sweden Santo (DOS) 1965 Espirito Santo Island Sao Braz Azores (Sao Miguel, Santa Maria Islands) Sapper Hill 1943 East Falkland Island

235 FCC Compliance This device complies with Part 15 of the U.S. Federal Communi-cations Commission (FCC) Rules. Operation is subject to the fol-lowin

236 Notes

237 LOWRANCE DATABASES LICENSE AGREEMENT THIS IS A LEGAL AGREEMENT BETWEEN THE END-USER WHO FIRST PURCHASES THIS PRODUCT AS A CONSUMER ITEM FOR PERSON

238 DATABASES LIMITED WARRANTY "We", "our", or "us" refers to Lowrance Electronics, Inc., the manufacturer of this produ

239 LOWRANCE ELECTRONICS FULL ONE-YEAR WARRANTY "We," "our," or "us" refers to LOWRANCE ELECTRONICS, INC., the manufactu

15 at speeds faster than 35 mph. Typically, a good transom location on aluminum boats is between the ribs closest to the engine. 3. The transducer sho

240 How to Obtain Service… …in the USA: We back your investment in quality products with quick, expert service and genuine Lowrance parts. If you&apos

Accessory Ordering Information for all countries To order Lowrance GPS accessories such as power cables or MMC cards, please contact: 1) Your local ma

Visit our web site: Lowrance Pub. 988-0151-461 © Copyright 2006 All Rig

16 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

17 However, the shoot-thru-hull installation does have its drawbacks. First, some loss of sensitivity does occur, even on the best hulls. This varies

18 B. Two-piece bracket: Locate the four plastic ratchets in the trans-ducer's hardware package. Press two ratchets into the sides of the plas-ti

19 hold it against the transom. Looking at the transducer from the side, check to see if it will adjust so that its face is parallel to the ground. If

i Table of Contents Section 1: Read Me First! ... 1 Specifications: LMS-520c and LMS-525cDF...

20 Assemble transducer and bracket. 3. Assembling the transducer. A. One-piece bracket: Once you determine the correct position for the ratchets, ass

21 Position transducer mount on transom and mark mounting holes. Side view shown, left, and seen from above at right. 5. Attaching transducer to

22 Align transducer centerline with hull bottom and attach transducer to transom. Rear view of dual-frequency Skimmer shown. 6. Route the transduc

23 Trolling Motor Bracket Installation (single-frequency only) 1. Attach the optional TMB-S bracket to the transducer as shown in the following figure

24 Transducer angles and their effects on fish arches. If the arch slopes up – but not back down – then the front of the trans-du

25 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

26 To choose the proper location for shoot-thru-hull mounting, follow these testing procedures: (You may need a helper to complete these steps.) 1. An

27 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

28 WARNING: Use only the epoxy available from LEI. It has been for-mulated to work with these installation procedures. Other epoxy types may be too t

29 First find a location on the boat's transom where the water flow is smoothest. Don't mount the sensor behind strakes or ribs. These will

ii Map Page ... 51 Sonar Page ...

30 CAUTION: If you drill a hole in the transom for the cable, make sure it is located above the waterline. After installation, be sure to seal the hol

31 Caution: All of the wires in the power/data cable have bare ends for eas-ier installation. The bare ends on any unused wires could cause an electri

32 If possible, keep the power cable away from other boat wiring, especially the engine's wires. This will provide the best isolation from electr

33 to power even if your only NMEA 2000 device is the GPS module and it is connected to the display unit's Network socket. (However, never conne

34 If you do need to power your NMEA 2000 bus, attach the NMEA 2000 Power cable to an accessory switch as indicated in power diagram A on page 32. The

35 To use the module in an automobile, you may achieve good results by simply placing the external antenna on the top of the dash, at the base of the

36 LGC-3000 and display unit as an expandable NMEA 2000 network. The diagram has a double T connector with two 120-ohm terminators — one at each end

37 Com-1 wiring to receive NMEA position information from some other GPS receiver. Com-1 wiring to transmit NMEA position information to another NM

38 LMS-520c and LMS-525cDF cable connections. LMS-525CDF (rear view) LGC-3000Network socket Power/Data socket Display unit power cableSonar socket D

39 Mounting the Unit: Bracket, In-Dash or Portable You can install your unit on the dash with the gimbal bracket. It can also be installed in the dash

iii Map with Sonar Split Screen... 94 Sonar Simulator ...

40 Install the gimbal bracket. Orient the bracket so the arms slope to-ward the front of your unit. Drill a 1-inch (25.4 mm) hole in the dash for the

41 After drilling the hole, pass the transducer connector up through the hole from under the dash, followed by antenna connector. Pass the power cable

42 Portable Installation Like many Lowrance products, the unit is capable of portable operation by using an optional portable power pack. The power pa

43 Both of these solid-state flash memory devices are about the size of a postage stamp. An SD card is slightly thicker than an MMC. As this manual we

44 Other Accessories Cleaning Towel A lint-free microfiber towel is included for cleaning the unit’s screen. The towel is highly effective in clearing

45 Now that you have your unit installed, move on to Section 3, Basic So-nar Operations. There, we'll present a series of step-by-step tutorials

46 Notes

47 Section 3: Basic Sonar Operation This section addresses the unit's most basic sonar operations. Before you turn on the sonar unit, it's

48 3. MENU – Press this key to show the menus and submenus, which allow you to select a command or adjust a feature. This also accesses search functi

49 You can access the Main Menu from any of the four Page screens by pressing MENU|MENU. To clear the menu screen and return to the page display, pres

iv Icons ... 140 Create Icon on Map ...

50 Timers: controls the up timer, down timer and alarm clock settings. Browse MMC Files: this allows you to view the installed MMC card and the files

51 Satellite Status Page. Navigation Page This screen has a compass rose that not only shows your direction of travel, but also the direction to a r

52 Map Pages, showing position on Bull Shoals Lake, Arkansas. The full map option (left). Map with sonar option (right). Map Page is also the defa

53 Pages Menu (left) showing sonar chart display option commands. Sonar Page in full sonar chart display mode (right). Split Zoom page (left)

54 Sonar Page Menu. Sonar Page showing full sonar chart mode. You can customize how the Sonar Page displays its pictures and other data in many way

55 Basic Sonar Quick Reference 1. Depress the PWR key to turn on the unit. 2. Opening screen displays Map Page. Rotate through the four main Page scre

56 Sonar Operations As you can see from the quick reference on the previous page, basic operation is pretty easy, right out of the box. If you are a s

57 You can change the sensitivity level whether you are in Auto Sensitivity mode or Manual Sensitivity mode. The adjustment method works the same in b

58 NOTE: If you want to change the sensitivity in Manual Mode, first turn off Auto Sensitivity: from the Sonar Page, press MENU|↓ to AUTO SENSI-TIVITY

59 Other Free Training Aids The sonar options section discusses Fish I.D., fish alarms and other features in greater detail. If you or a friend has In

v Map Datum Selection... 165 Map Detail Category Selection...

60 Free training emulator is available for your unit on our web site. The emulator works exactly like your real sonar/GPS unit. Using the Sonar Simul

61 Section 4: Sonar Options ASP™ (Advanced Signal Processing) The ASP™ feature is a noise rejection system built into the sonar unit that constantly

62 Alarms This unit has three different types of sonar alarms. The first is the Fish Alarm. It sounds when the Fish I.D.™ feature determines that an e

63 3. Press ↑ or ↓ to change the first number, then press → to move the cursor to the next number and repeat until the depth is correct, then press EN

64 Sonar Alarms menu with Adjust Zone command selected (left). Adjust Zone Alarm selection box with Upper selected (right). 3. To set the upper b

65 Sonar Alarms menu with Fish Alarm selected. The check box to the left is blank, indicating the alarm is turned off. To turn on fish alarm: 1. Pres

66 The anchor alarm is triggered when you drift outside of a preset radius. Using the .1 mile as an example, if you're anchored and the boat move

67 NMEA 2000 Alarms highlighted on Alarms menu (left). NMEA 2000 Alarms menu (center). Alarm Status page (right). 3. To enable the Empty Alarm, h

68 A good way to gauge your speed sensor's performance is to compare its reading with the ground speed measured by your unit's GPS functions

69 If you do experiment with chart speed, remember to reset it to maxi-mum when you resume trolling or moving across the water at higher speed. To ch

vi Add Fuel... 212 Fill Tank...

70 To adjust Colorline level: 1. From the Sonar Page, press MENU|↓ to COLORLINE|ENT. 2. The ColorLine Control Bar appears. Press ↓ to decrease ColorLi

71 The cursor can be moved to any location on the screen, letting you pin-point the depth of a target. 1. From the Sonar Page, press MENU|↓ to DEPTH C

72 3. Press ↓ or ↑ to select a different depth range. A horizontal blue bar highlights the selected range. 4. When the new range is selected, press EX

73 3. To set the lower limit, press ↓ to LOWER LIMIT|ENT. Press ↑ ↓ to change the first number, then press → to move the cursor to the next number and

74 Sonar Page showing FasTrack. Fish I.D.™ (Fish Symbols & Depths) The Fish I.D. feature identifies targets that meet certain conditions as fish.

75 Sonar Features menu with Fish I.D. Symbols selected on dual-frequency menu (left); single-frequency menu (right). When the check box to the l

76 To turn the Fish I.D. feature on: 1. From the Sonar Page, press MENU|↓ to SONAR FEATURES|ENT. 2. Press → to FISH SYMBOLS|ENT|EXIT|EXIT. To turn off

77 The default frequency is 200 kHz, which is best for use in shallow wa-ter (about 300 feet or less). This frequency is the best choice for about 80

78 Log Sonar Chart Data If you have an MMC installed in the unit, the sonar data shown on the screen can be saved to the MMC. This can be played back

79 Noise Rejection See the entry on Advanced Signal Processing in this section. Overlay Data On any Page display except Satellite Status, you can &quo

vii NOTICE! The storage and operation temperature range for your unit is from -20 degrees to +167 degrees Fahrenheit (-28 degrees to +75 degrees C

80 Data Viewer menu (left). Sonar Data category expanded (right). 3. Expand any categories that might contain data you want to display. Then press

81 To remove overlaid data: 1. While on the Page that shows the item or items you want to remove, press MENU|↓ to OVERLAY DATA|ENT. 2. You'll see

82 screen, and Overlay Data changes only the information floating on the screen without a box. See Customize Page Displays, on page 90, for informatio

83 Sonar Menu with Ping Speed selected (left). Ping Speed Control Bar set to its default setting (right). To change Ping Speed: 1. From the Sonar P

84 3. All the menus are cleared and the unit reverts to the Map Page at the 4000 mile zoom range, just as if you had turned it on for the first time.

85 The Keel Offset feature eliminates the need for the navigator to men-tally calculate how much water is under his keel. Keel Offset lets you calibra

86 High sensitivity levels let you see this detail, but it can also clutter the screen with many undesired signals. Typically, the best sensitivity le

87 Sonar Menu with Sensitivity selected (left). The Sensitivity Control Bar (right). To adjust sensitivity in manual mode: 1. First, turn off Auto

88 To change the chart mode color scheme:+ 1. From the Sonar Page, press MENU|↓ to SONAR FEATURES|ENT. 2. Press ↓ to SONAR CHART MODE|ENT. 3. Press ↓

89 Full Sonar Chart. The Overlay Data (depth and water temperature) are both set to the small text size. Split Zoom Sonar Chart A split chart shows t