Directed Electronics NAV350 Specifications

Pub. 988-0152-32A www.eaglesonar.com Fish-finding Sonar & GPSInstallation and Operation Instructions

2 This section features a one-page Sonar Quick Reference. (If you'vealready jumped ahead and figured out how to install the unityourself, and you

92 The Satellite Page screen shows a graphical view of satellites the unit istracking. A satellite is shown on the circular chart relative to your pos

93 you've just taken — is depicted by the line extending from the arrow.The arrow pointing down at the top of the compass rose shows your cur-ren

94 Speed is the velocity you are making over the ground. If you wanted,you could customize the Speed window to display Closing Speed in-stead. Closing

95 Navigation Page, backtracking a trail while creating a new trail. In the example figure above, the driver is headed north (a 12º track)toward a w

96 To get to the Full Map press PAGES|← to MAP|ENT. When the MapPage is displayed, a screen similar to the following figures appears. The arrow in th

97 more than 60,000 navigation aids and 10,000 wrecks and obstructionsin U.S. coastal and Great Lakes waters NOTE: If you have a Cuda 350i, your unit

98 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 away. W

99 9. At destination, Arrival Alarm goes off; to clear it, press EXIT. Cancelnavigation: press MENU|MENU|↓ to CANCEL NAVIGATION|ENT|← to YES|ENT. 10.

100 When you are traveling, the map will automatically move as you move.This keeps your current location roughly centered on the screen. You can manua

101 Selecting Any Map Item With the Cursor 1. Use the zoom keys and the arrow keys to move around the map andfind the item you wish to select. 2. Use

3 It's important to us (and our power users), but, if you don't care howmany watts of power the unit has, or how many waypoints it can store

102 Sequence for setting a waypoint. Step 1: while traveling, quickly press WPT twice to call up Find Waypo

103 Create Waypoint on Map 1. Use the arrow keys to move the cursor to the place where you wantto make a waypoint. 2. Press WPT|WPT. The waypoint is s

104 3. If the list is short, you can jump directly to the FIND IN LIST box bypressing ENT. Use ↑ ↓ to select the waypoint name, press ENT and theway

105 cally shows the compass rose with its bearing arrow pointing towardthe man overboard position, and the destination name says "Going ToMan Ove

106 with a pop-up box. Other features, such as a river or a street intersec-tion will not appear highlighted, but the cursor will take you to thoseloc

107 To stop navigating to the cursor, use the Cancel Navigation command:press MENU|MENU|↓ to CANCEL NAVIGATION|ENT|← to YES|ENT. TheCuda stops showin

108 ates a trail by placing a trail point on the screen every time you changedirections. (The methods used for creating a trail and the trail updatera

109 New trail, named Trail 3, is created when Trail 2 is made inactive. Any new travel will be recorded in this trail, which is active and visible. T

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

111 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

4 depth capability:...600 feet (180 meters). Actual capability de-pends on transducer configuration and instal-lation, bottom composition and

112 Navigate a trail menu sequence: Fig. 1, My Trails command. Fig. 2, Trails Menu. Fig. 3, Edit Trail Menu

113 Navigate trail: driver is headed north toward trail point (2). Navigate a Back Trail (backtrack, or reverse) 1. Press MENU|MENU|↓ to MY TRAILS|

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

115 3. Move the cursor to the second position. The rubber band line reap-pears, connecting the first point you set to the cursor. The distancealong th

116 Cursor selects icon location (left); Select Icon Symbol menu (center); Boat Ramp icon on map (right). (Cursor has been moved for clarit

117 Delete icons menu. The Delete All Icons command will ask if you are sure. Press ← toYES|ENT. All icons will be deleted from the map. The Del

118 Routes A route is a series of waypoints, linked together in an ordered sequenceto mark a course of travel. You can visualize a route as a string o

119 2. To add to an existing route, use ↓↑ to route name|ENT. Press ↓ to(ROUTE END)|ENT|↓ to ADD FROM MAP|ENT. The Map Page appears withthe cursor s

120 Route creation sequence, from left: Fig. 1. Set route waypoint (1) at the cove entrance. Fig. 2. Move cursor northeast to set point (2)

121 5. Move the cursor to the next point in the route, a spot where you needto turn or change direction and press ENT to set the next waypoint. 6. Rep

5 -4 degrees to +167 degrees Fahrenheit (-20 degrees to +75 degreesCelsius). Extended storage or operation in temperatures higher orlower than speci

122 You can edit the route by adding and removing waypoints. 1. From the NAVIGATION PAGE, press MENU|ENT or from the MAP PAGE pressMENU|MENU|↓ to ROUT

123 Route Planning command on Main Menu (left). Routes menu (center); Edit Route menu (right). Navigate Route command is selected. 2. Press

124 In Fig. 3 the traveler has turned northeast on his new course and is heading straight for Wpt 2, which is 0.28 miles away. Fig. 4 shows rou

125 Tip: You can also delete all trails at once: 1. Press MENU|MENU|↓ to MY TRAILS|ENT. 2. Press → to DELETE ALL|ENT|← to YES|ENT. Edit a Trail Name T

126 Sun/Moon Rise & Set Calculator To get to the Sun/Moon menu press MENU|MENU|↓ to SUN/MOON CALCU-LATIONS|ENT. Trip Calculator To get to the Cal

127 character and repeat until the name is correct. Press ENT. To get backto the main page display, press EXIT repeatedly. Waypoint Symbol To edit way

128 1. Press WPT|→ to NEW|ENT. 2. Press ↓ to AVERAGE POSITION|ENT|↑ to CREATE|ENT. 3. Wait while the unit takes points to average the position. The gr

129 Section 8: GPS Setup Options Alarms This unit has several GPS alarms. The default setting has all thealarms turned on. You can turn the alarms off

130 To change alarm settings: 1. Press MENU|MENU|↓ to ALARMS|ENT. Select GPS ALARMS|ENT. 2. Use ↓ ↑ to select an alarm category and press ENT, which

131 GPS Auto Search on the Satellite Status Menu. You can force the unit to immediately kick into auto search mode. 1. Press PAGES|← to MAP|↓ t

6 You can replay this sonar log in the unit using the Sonar Simulator func-tion. You can save several different sonar log files, erase 'em and re

132 Menus for changing coordinate system used to display positions. This unit can show a position in degrees (36.14952°); degrees, minutesand th

133 NOTE: When the position format is changed, it affects the way all positionsare shown on all screens. This includes waypoints. To change the coord

134 Map Fix Map Fix is used with charts or maps. This system asks for a referenceposition in latitude/longitude, which you take from a marked location

135 Configure a map fix so the Cuda can find your position on a printed chart or topographical map. Press ↓ to SELECT ORIGIN|ENT|ENT|ENT to bring u

136 Repeat these steps to change other data boxes. If do not want to changeany other data boxes, press EXIT. Customize Map or Navigation Page While on

137 Input the desired settings, then turn on the simulator by highlightingthe SIMULATOR ON box and pressing ENT. Press EXIT repeatedly to getback to

138 Initialize GPS In simulator mode, this command allows the unit to operate as if youare somewhere other than your current location. You could be lo

139 Map Data This menu lets you turn the map off (which turns the map screen into aGPS plotter), turn off or on the pop-up map info boxes or fill land

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

141 By default, your position is shown using the WGS-84 datum. It, how-ever, can show your position using any of 191 different datums. Tochange the da

7 Think of this data storage like the hard drive memory in a computer or atape in a cassette tape recorder. You can save several different GPS datafil

142 Map Menu (left). Map Categories Drawn Menu (right). Map Orientation By default, this receiver shows the map with north always at the top oft

143 To correct this problem, track-up mode rotates the map as you turn.What you see on the left side of the screen should always be to yourleft, and s

144 Overlay Data command on the Sonar Menu (left). Overlay Data Shown selection menu (right). In this example, we scrolled down the data list to

145 2. Use ↓ ↑ to select a Data Type, then press ← → to turn off (uncheck)the data option. The selected data type disappears from the top of thelist a

146 Pop-up Help Help is available for most all menu items in this unit. By leaving amenu item highlighted for a few seconds, a pop-up message appearst

147 System Menu with Reset Options selected (left). Reset Options confirmation message (right). Screen Contrast and Brightness To access the Sc

148 To adjust the display's brightness: From the screen menu, press ↓ to BRIGHTNESS. Press ← → to move thebar. The left end of the scale is minim

149 To access the Set Local Time menu, acquire your position, then pressMENU|MENU|↓ to SYSTEM SETUP|ENT|↓ to SET LOCAL TIME|ENT. To set Local Time: Pr

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

151 Sounds and Alarm Sound Styles To access Sounds menu: press MENU|MENU|↓ to SOUNDS|ENT. Sounds command (left). The Sounds menu (right). To set

8 The system requires signal reception from three satellites in order todetermine a position. This is called a 2D fix. It takes four satellites todete

152 Track Smoothing option. Trail Options There are several options you can use with trails. Some affect all trails.Other options can be applied to a

153 Delete All Trails To remove all of the trails from memory: from the Trails Menu, press →to DELETE ALL|ENT|← to YES|ENT. To Update Active Trail Fr

154 Press ↑ ↓ to change the first character, then press → to the next char-acter and repeat until the entry is correct, the press EXIT. Trail Op

155 New Trail To manually start a new trail in the Trails Menu, make sure NEW TRAILis selected and press ENT. You will be directed to the Edit Trail s

156 Section 9: NMEA 0183 Connections NMEA is a standard communications format for marine electronicequipment. The Cuda 350 can send information to any

157 Recommended Tools and supplies Recommended tools for this job include: wire pliers or wire stripper and awire cutter. Required supplies for this j

158 Com port wiring to transmit NMEA information to a Uniden or similar VHF radio or other device. Twist the appropriate w

159 Wiring Diagram "B" If your VHF radio or other device requires true RS-232, you will need to re-move the diode and resistor built into th

160 After removing the adapter segment, prepare to connect by removing and taping off unneeded wires. Strip the end of the yellow wire. Strip about 1

161 Communications Port Activation Now that you have your devices connected, here's how to make themcommunicate. This unit can connect to either

9 beyond basic GPS. So, the FAA has developed a program to boost GPSperformance with its Wide Area Augmentation System, or WAAS. TheFAA commissioned t

162 Menus for changing Com Port settings. If you need additional assistance in configuring the unit to communicatewith another device, co

163 To activate NMEA Output: From the Communication Ports menu, press ↓ to highlight NMEA Out-put. Press ENT to turn on (check) or turn off (uncheck)

164 NOTE: The names of the NMEA sentences are abbreviated in this menu.These are the functions of the various selectable prefixes: • GLL transmits l

165 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

NAVICO LIMITED ONE-YEAR WARRANTY"We," "our," or "us" refers to EAGLE ELECTRONICS, a division of NAVICO,

How to Obtain Service……in the USA:We back your investment in quality products with quick, expert serviceand genuine Eagle replacement parts. If you&ap

Accessory Ordering Informationfor all countriesTo order Eagle accessories such as power cables or transducers,please contact:1) Your local marine deal

10 can skim the instructions and pick out what menu command to use byfinding the boldface command text. The following paragraphs explainhow to interpr

Visit our web site: www.eaglesonar.com Eagle Pub. 988-0152-32A © Copyright 2008

11 4. The wait message disappears and the unit begins showing navi-gation information along the trail. Now, begin moving and followyour unit's di

Copyright © 2008 Navico All rights reserved. No part of this manual may be copied, reproduced, republished,transmitted or distributed for any purpo

12 Notes

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

14 Your Skimmer transducer typically comes packaged with a one-piecestainless steel bracket for mounting it to the transom of your boat. Theoptional t

15 sandpaper, specially formulated epoxy adhesive available from LEI (seeordering information on the inside back cover). A sandwich hull alsorequires

16 5. If possible, route the transducer cable away from other wiring on theboat. Electrical noise from engine wiring, bilge pumps and aeratorscan be d

17 Align transducer centerline with hull bottom. However, there are times when you may need to adjust the transducerslightly higher or lower. (The sl

18 Typically, shoot-thru-hull installations give excellent high speed opera-tion and good to excellent depth capability. There is no possibility oftra

19 Align plastic ratchets in bracket. 2. Aligning the transducer on the transom. Slide the transducerbetween the two ratchets. Temporarily slide the

20 Insert bolt and check transducer position on transom. 3. Assembling the transducer. Once you determine the correct posi-tion for the ratchets, as

21 Mark the center of each slot for the mounting screw pilot holes. Youwill drill one hole in the center of each slot. Drill the holes using the #29 b

i Table of Contents Section 1: Read Me First!... 1 Capabilities and Specifications: Cuda 350 S/M

22 Adjust the transducer so that it's parallel to the ground and tightenthe nut until it touches the outer washer, then add 1/4 turn. Don'to

23 ant/adhesive used for the mounting screws. 7. Make a test run to determine the results. If the bottom is lost athigh speed, or if noise appears on

24 Transducer mounted on trolling motor, side view. TRANSDUCER ORIENTATION AND FISH ARCHES If you do not get good fish arches on your display, it cou

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

26 SHOOT-THRU-HULL PREPARATION Hulls With Floatation Materials The transducer installation inside a fiberglass hull must be in an areathat does not ha

27 air bubbles in the fiberglass or the epoxy will reduce or eliminate sonarsignals. Testing Determines Best Location Ideally, the shoot-thru transduc

28 Example of a second bottom signal. Unit is in 30 feet of water, with range set at 80 feet and sensitivity set at 87 percent. 2. Next, take the tr

29 4. Most people can get good results by following steps 1 through 3, so thisstep is optional. If you want to make an extra effort to be absolutelysu

30 Epoxy transducer to hull. WARNING: Use only the epoxy available from LEI. It has been for-mulated to work with these installation procedures. Oth

31 any air bubbles out from under the transducer face. Stop pressingwhen you bottom out on the hull. When you're finished, the face ofthe transdu

ii Main Menu... 45 Sonar Menu ...

32 Power and transducer connections for the Cuda 350 sonar units (direct battery connection shown). If possible, keep the power cable away from othe

33 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 polar

34 Bracket Installation Mount the unit in any convenient location, provided there is clearancewhen it’s tilted for the best viewing angle. You should

35 Front view (left) and side view (right) showing dimensions of the Cuda 350 when mounted on quick release bracket. If you wish, you can fill in th

36 Align the bracket over the cable hole with the cable slots facing awayfrom you and fit the cable through one of the slots. Fasten the bracketto the

37 Mount the sonar: slide the unit onto the bracket from above. Adjust viewing angle: use one hand to press and release the spring-loaded ratchets w

38 Portable Sonar Installation Like many Eagle products, the Cuda 350 sonar is capable of portableoperation. It uses the optional PPP-12 portable powe

39 nector and about 6 inches of cable through the opening under the sonarmount. Close the cover, plug the connector into the sonar unit andmount the u

40 If the batteries do lose a charge, you can sometimes restore them byplacing them in a warm room or car interior. A better way is to replacethem wit

41 Portable transducer assembly: rear view (left) and side view (right.) Clean the chosen area of the hull before attaching

iii Stop Chart ... 79 Surface Clarity ...

42 NOTE: For optimum operation, the portable transducer should be adjustedso that it is parallel to the ground. For more information on this,see the e

43 Section 3: Basic Sonar Operation Keyboard The unit sounds a tone when you press any key. This tells you the unithas accepted a command. Numbers in

44 PWR/LIGHT – The PWR key turns the unit on and off and activatesthe backlight. PAGES – Pressing this and the arrow keys (4) switches the unit be-twe

45 Memory This unit has permanent memory that saves all user settings, even whenpower is removed. It does not require, nor does it use an internal bac

46 Enable NMEA 183 Output: enables NMEA 0183 output and disablestemperature 2, water speed and water distance. Alarms: turns sonar and GPS alarms on

47 Sonar Page Menu. Sonar Menu Commands Sensitivity: sets threshold of sonar echoes shown on sonar chart. Auto Sensitivity: automatically adjusts sen

48 Pages The Cuda 350 has three major Sonar display options. They are the FullSonar Chart, Split Zoom Sonar Chart and Digital Data. You access display

49 Full sonar chart (left); split zoom (center); Digital data (right). You can customize how the Sonar Page pictures and other data are dis-p

50 Sonar Quick Reference 1. Mount the transducer and unit. Connect the unit to electric powerand the transducer. 2. Launch your boat. 3. To turn on th

51 Sonar Operations As you can see from the quick reference on the previous page, basic operationis pretty easy, right out of the box. If you are a so

iv Delete an Icon... 116 Navigate to an Icon ...

52 These figures show results of different sensitivity levels on the same location. Fig. 1: Sensitivity at 87 percent, determined

53 Adjusting sensitivity in Auto Sensitivity Mode is similar to manually ad-justing a car's speed while cruise control is on. You can tell the ca

54 Sonar Menu with Sensitivity command selected (left). Sensitivity Control Bar (right). NOTE: If you want to change the sensitivity in Manual

55 Fish Symbols vs. Full Sonar Chart You may have noticed in the quick reference we used fish arches in fullsonar chart mode for our example and not t

56 For the ultimate training aid, download the free emulator software foryour unit. Aside from being fun, the program can help you learn bothbasic and

57 Section 4: Sonar Options & Features ASP™ (Advanced Signal Processing) The ASP™ feature is a noise rejection system built into the sonar unittha

58 Sonar Features selected (left). In the Sonar Features menu, Noise Rejec-tion is selected with ASP in the default low setting (right). To chan

59 ting. For example, if you set the shallow alarm to 10 feet, the alarmwill sound a tone if the bottom signal is less than 10 feet. It will con-tinue

60 To adjust and turn on the deep alarm: 1. Press MENU|MENU|↓ to ALARMS|ENT. 2. Press ↓ to SONAR ALARMS|ENT. 3. Press ↓ to DEEP ALARM ENABLED|ENT. 4.

61 4. To set lower boundary for the Zone Alarm, use ← → to select LOWER,then press ↑ ↓ to move the bottom of the bar to the desired depth. 5. Press EX

v Map Data ... 139 Earth Map Detail ...

62 Chart Speed The rate that echoes scroll across the screen is called the chart speed.Maximum is the default. We recommend you leave the chart speed

63 3. When it is set at the desired level, press EXIT. Depth Cursor The depth cursor consists of a horizontal line with a digital depth box onthe rig

64 1. From the Sonar Page, press MENU|↓ to DEPTH RANGE|ENT. Sonar Page menu with Depth Range command selected (left). The Depth Range Control Sc

65 NOTE: The sonar's depth capability depends on transducer installation,water and bottom conditions, among other factors. FasTrack™ This featur

66 remaining targets are fish. The Fish I.D. feature displays fish symbolson the screen in place of the actual fish echoes. There are several fishsymb

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

68 Grayline® Grayline lets you distinguish between strong and weak echoes. Itpaints gray on targets that are stronger than a preset value. This al-low

69 HyperScroll™ See the entry on Ping Speed, which controls the HyperScroll feature. Noise Rejection See the entry on Advanced Signal Processing in th

70 To turn off displayed data: 1. Press MENU|↓ to OVERLAY DATA|ENT. 2. Press ↓ or ↑ to select Data Type, then press ← → until the checkmarknext the se

71 The increased ping rate allows the screen refresh rate and chart scrollspeed to keep pace with the boat as it moves quickly over the water. When us

vi WARNING! A CAREFUL NAVIGATOR NEVER RELIES ON ONLY ONE METHODTO OBTAIN POSITION INFORMATION. CAUTION When showing navigation data to a posi

72 When you boost ping speed and switch into HyperScroll, the width ofthe FasTrack bar graph display doubles in width at the right side of thescreen.

73 High sensitivity levels let you see this detail, but it can also clutter thescreen with many undesired signals. Typically, the best sensitivity lev

74 changes on the screen as you press the up or down arrows. This ishandy when there is a lot of clutter in the water and you are match-ing the sensit

75 If the transducer is 1 foot below the surface and the screen shows thewater depth as 30 feet, then the actual depth is 31 feet. On sailboats or oth

76 1. Press MENU|MENU|↓ to SONAR SETUP|ENT. 2. Select SET KEEL OFFSET and press ENT. 3. The Keel Offset dialog box appears. Press ↓ so the displayed n

77 The bottom depth and surface temperature (if the unit is equipped witha temperature sensor or a transducer with a temp sensor built in) showat the

78 Split Zoom Sonar Chart. First image (left) shows the left window zoomed to 2X. The second image (right) shows the left window zoomed to 4X. Th

79 Sonar Simulator This unit has a built-in simulator that will allow you to practice asthough you were on the water. All sonar features and functions

80 Sonar Menu with Stop Chart selected. The box is unchecked, indicat-ing the chart is scrolling across the screen. Surface Clarity The onscreen mark

81 Sonar Features menu with Surface Clarity selected. Zoom & Zoom Bar The Zoom in key is used to enlarge small detail, fish signals and thebottom

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

82 Sonar Page with normal view (left). Sonar page with view zoomed to 2X (left). Sonar page with view zoomed to 4X (right) Zoom Pan Your un

83 Section 5: Sonar Troubleshooting If your unit is not working, or if you need technical help, please use thefollowing troubleshooting section before

84 are securely plugged in to the unit. Weak bottom echo, digital readings erratic or no fish signals: 1. Make sure the transducer is pointing straigh

85 nals such as fish or even structure from the display. Try using resistor spark plugs or routing the sonar unit's power andtransducer cables

86 Sensitivity should be set at 90-95 percent. There should be a steadybottom signal on the display. Now turn on each piece of electricalequipment on

87 Section 6: Basic GPS Operations This section addresses the unit's most basic GPS operations. Sec. 7,Advanced GPS Operations, will discuss oth

88 ARROW KEYS – These keys are used to navigate through the menus,make menu selections, move the map cursor and sonar chart cursorand enter data. ENT

89 Main Menu The Cuda 350 has a Main Menu, which contains function commandsand setup option commands. The instructions in this section will dealwith f

90 Route Planning: used to plan, view or navigate a route. My Trails: shows, hides, creates and deletes plot trails. Also used tonavigate or backtrack

91 Sonar Page The Sonar Page displays the sonar chart, a view of the water columnfrom the surface to the bottom. The chart scrolls across the screen f