Raymarine L470 Instruction Manual Page 1

FishFinder L470Instruction ManualRaymarine

Installation42 – InstallationThe installation process has four parts:• Mounting the transducer• Mounting the display unit• Connecting the cables for t

Glossary94Glossary of TermsAft: Near or toward the rear part of the boat (nautical term).Background noise: False or meaningless echo returns produce

95GlossaryLCD: “Liquid Crystal Display” - A technology used to produce flat-paneldisplays.Nautical mile: 6076 feetPort: Left side of the boat, when

Limited Warranty CertificateRaymarine warrants each new Light Marine/Dealer Distributor Product to be of good materials andworkmanship, and will repai

Installation 5Fig. 2-1TransducerTypesSelecting the Correct Type of TransducerBefore you begin the installation, double-check to be sure you have theco

Installation6Fig. 2-2Assemblingthe TransducerBracketUse a trolling motor transducer if –. . . you want to attach the transducer to a trolling motor.

Installation7Fig. 2-3TransducerMounted onTransomFig. 2-4TransducerBracket,Side View• If your boat has twin propellers (outboard or inboard-outboard),

Installation8Fig. 2-6Mountingthe TransducerFig. 2-5Correct MountingPositionVertical transom –place wedge this wayAverage transom angle–no wedge necess

Installation 9measured from the bottom of the transom.• If considering the Sidelooker option, look for a mounting locationwhere the Sidelooker array w

Installation10Fig. 2-7Installing theSidelookerTransducer7. Move the bracket up or down so that the leading edge of the trans-ducer has the clearance s

Installation11Installation Notes – Thru-Hull TransducerDetailed instructions for this installation will be included with the trans-ducer. In this sec

Installation126. If the hull of the boat has a core-type hull, you will need to followsome special mounting procedures. The core material must beprot

Installation13Installation Notes – Trolling Motor TransducersBoth Downlooker and Sidelooker transducers may be installed on atrolling motor. See Fig.

ivContentsEcho sounding – How it works (inside front cover)FishFinder L470 – Features and functions iFor information and service ii1 Introductio

Installation14Installation Notes – Transducer for Speed andTemperature OnlyThis type of transducer may be used with a thru-hull transducer whichreads

Installation15Fig. 2-9SuppressionFerritestransducer cable separated as far as possible from all other wires.This is especially important with wiring f

Installation16Fig. 2-10Installationon BracketMounting the Display Unit – Standard MountYou may mount the display unit on any flat surface using the br

Installation17Fig. 2-11Dimensions3-29/32"(99 mm)4-7/32"(107 mm)6-5/8" (169 mm)5-13/16"(147 mm)8-1/4"(210 mm)Hole 3/16" (

Installation18Mounting the Display Unit – Flush MountIn order to do this installation, you will need the optional flush mounting kit(part no. M99-138)

Installation19Fig. 2-13Disassemblingfrom Bracket6. Separate the display unit from the mounting bracket. (See Fig. 2-13.)Press the large button in the

Installation20Cable feed-thrucapCable clamp1" (25 mm)Hull projectionsFiberglass: 1/4" (6mm)Aluminum: 1/2" (13 mm)Fig. 2-14Installing

Installation21When you attach the extension cable, be sure that the connectionsare tight and watertight. Use Dow Corning DC-4 or an equivalentsealing

Installation222. Plug the cable from the depth-only transducer into the receptacleconnector on the optional speed- and temperature-only transducer.The

Installation23Fig. 2-17DC PowerConnectionsterminal (+), and the black wire to the negative terminal (-). Thenegative terminal may also be called “gro

vLamp/Contrast Menu 29Operating Pages 30FishFinder Page 32Choosing a Frequency 37Fish Indications 38Bottom Indications 39Window Page 41S

Installation24Note –Press firmly when inserting the power cable and transducer cable toensure a tight seal.8. When you press the PWR button, the displ

Installation25higher value for Speed Cal. If the display unit is reading high, use asmaller number for Speed Cal. You may enter any value between 75

26 Operating InstructionsFig. 3-1DisplayPanel3 – Operating InstructionsIn this section of the manual, we will explain how to operate the unit.(Setup i

27Operating InstructionsPage ControlPadUp and down arrows – (<and V)During setup – Use these controls to call up a choice ormove to the next line

28Operating InstructionsBOTLOCKThe “Bottom Lock” Mode shows a “bottom-up” view. Thebottom is used as a reference, and all depths are mea-sured from

29Operating InstructionsLamp/Contrast MenuPress PWRThe Lamp/Contrast Menu appears when you first pressthe PWR button and turn on the power. (You will

30 Operating InstructionsSave settings When the settings on this display are correct, press theCLEAR button to save the settings and go to the FishFin

31Operating InstructionsFishFinder PageDigital PageWindow PageSidelooker PageReturn toFishFinderPage(Only if Sidelooker featureis turned on)Fig. 3-3Op

32Operating InstructionsFishFinder PageFigure 3-4 shows a typical FishFinder display. (The FishFinder Page isalso called the “chart” or “bottom graph”

33Operating Instructions“chart speed.” You can adjust this using the “Setup Menu.” (See Section 4.)Many of the items on this display appear in the oth

viSetup Instructions for Sidelooker 76Sidelooker Range Menu Item 77Sidelooker Sensitivity Menu Item 78Sidelooker Chart Speed Menu Item 78Sidel

34 Operating InstructionsFish alarm setThe FishFinder also has an alarm which will sound when-ever it detects a fish. When this alarm is set, the fis

35Operating Instructionsthe unit to use both frequencies at the same time (“dualfrequency”), or even display both frequencies at once (“splitscreen”).

36 Operating InstructionsFrom the System Setup Menu, you can turn this item offor change the units used for this display.Fish symbol This indicates th

37Operating InstructionsChoosing a FrequencyWe said that the FishFinder uses sound waves to “see” through the waterunder the boat. The “frequency” is

38 Operating InstructionsFish IndicationsEven using advanced sonar technology, it is sometimes hard to detect afish in the water. The body of a fish

39Operating Instructionsfish symbols on the display. A fish with a large air sac will produce a largefish symbol, while a fish with a small sac will

40 Operating InstructionsHard(Sand)RocksSoft(Mud)Fig. 3-6BottomConditionsreach through this layer, and may be reflected by a more solid layer below.It

41Operating InstructionsWindow PageThe Window Page is a flexible feature which allows you to combineseveral different kinds of information on the disp

42Operating InstructionsFig. 3-8Optionsfor WindowPageOption A Option BOption C Option DOption E Option FOption G Option H

43Operating InstructionsRockSidelookertransducer11° beam aimeddown at 4° angleBoatFishFish31° beamRockTransducer mountedon trolling motorThe digital d

viiList of FiguresFigure PageUnit in Use Inside front coverFront Panel i1-1 Typical Installation 12-1 Transducer Types 52-2 Assembling the Transducer

44Operating InstructionsThe optional Sidelooker transducer transmits two acoustic beams—one tothe port side of the boat, and one to the starboard. The

45Operating InstructionsUnderwater objects such as submerged tree stumps or rocks can also bedetected by the Sidelooker transducer. These objects usua

46Operating Instructionsmeasured sideways. See Fig. 3-9. The units used hereare chosen using the entry for Depth Units in the SystemSetup Menu. If

47Operating InstructionsDigital PageThe Digital Page presents several measurements at the same time usinglarge, easy-to-read digital numbers. To selec

48Operating Instructionsthe PWR button. The Log may be reset to zero from theSetup Menu. (See page 63 for details.)Battery The measured DC voltage of

49Operating InstructionsFig. 3-12PerformanceModesFishFinder PageZOOMA-SCPZoom ModeA-Scope ModeBOTLOCKBottom Lock Mode

50Operating InstructionsPerformance ModesThis unit has three “performance” modes which can be used to add to thestandard FishFinder Page. These are th

51Operating InstructionsMany of the items presented by the Zoom Mode are the same as those onthe FishFinder Page. There are a few additional items:Z

52Operating InstructionsA-Scope (Bottom Coverage) ModeOn the FishFinder Page the bottom graph is “drawn” after the FishFinderreceives several echoes.

53Operating Instructionscreate wider lines. Unlike the scrolling FishFinder Page, theA-Scope does not show a history of scans; instead, it is a“real-t

viii4-6 Frequency Menu Item 614-7 Log Reset Menu Item 634-8 Reaching the System Setup Menu 644-9 System Setup Menu 644-10 Zoom Select Menu Item 714-11

54Operating InstructionsBottom Lock ModeThe normal display on the FishFinder is a “top-down” view, as if it wasseen from the surface of the water. Th

55Operating Instructionsthe selected range, then Bottom Lock will not display thebottom image.Bottom LockRange The range for the Bottom Lock image is

56Setup InstructionsFig.4-1Setup Menu Items(from FishFinderPage)4 – Setup InstructionsThe Setup MenuPress the SETUP button to enter the Setup Menu. T

57Setup InstructionsFig. 4-2RangeMenu Itemorder will be different if you start from the Zoom or Bottom Lock Modes.)To move from one menu item to anoth

58Setup Instructionsline so you can choose the range you want. Use the < and >arrows of the Page Control Pad to make a selection. Hereare the

59Setup Instructionsthere is no number next to the bar graph, this tells you that the Sidelookeris being adjusted.From the menu item for the range set

60Setup InstructionsSection of bottom shownat higher chart speed -Same section shown atslower chart speed -Display showsmore detailDisplay showslonger

61Setup InstructionsFig. 4-5Chart SpeedMenu ItemFig. 4-6FrequencyMenu ItemChart speed This adjusts the speed at which the information movesacross the

62Setup InstructionsAUTO frequencyIf the frequency is set to AUTO, one of the two singlefrequencies (200 or 50 kHz) will be automatically selected,dep

63Setup InstructionsIf you are using one of the dual frequency (or split) selections, some of thefish may appear in the wide 50 kHz beam, but not in t

1IntroductionFig. 1-1Typical Installation1 – IntroductionAbout the FishFinder L470The FishFinder L470 is a system that uses sound waves (“sonar”) tode

64Setup InstructionsFishFinder PageSystem Setup MenuFig.4-8Reaching theSystem SetupMenuSystem Setup MenuYou can reach the System Setup Menu at any tim

65Setup InstructionsTo change one of the items, use the < and V arrows of the Page ControlPad to move up or down in the display. This will highli

66Setup Instructionsshown using a more solid area of black or gray. Thisfeature helps to show the difference between the strongecho from the bottom a

67Setup Instructionsunit says that you are moving faster than you really are, youcan adjust the Speed Cal figure to a smaller number. If theunit says

68Setup InstructionsTo turn this feature off, press the < control until the displayindicates zero feet, fathoms or meters. When these valuesare dis

69Setup Instructionsoperating with dual frequencies, the buzzer will produce twotones—one right after the other. If a fish has been detectedby the 200

70Setup InstructionsDepth Units This item sets the units used by the depth display. You canchoose feet (FT), fathoms (FA), or meters (M). Use the<

71Setup InstructionsFig. 4-10Zoom SelectMenu ItemSetup Menus for Zoom ModeThe “Zoom” setup menus allow you to customize the Zoom feature to yourpartic

72Setup InstructionsManual ZoomIf you select Manual Zoom, you can choose the position ofthe zoom area yourself. Use the < and > arrows of thePa

73Setup InstructionsFig. 4-12Bottom LockRange MenuItemIf you are done with your setup changes, press the CLEAR button to go backto the normal display.

2 IntroductionSystem ComponentsThe FishFinder L470 consists of a compact display unit connected toa transducer. The transducer is attached to the boa

74Setup InstructionsFig. 4-13Bottom LockSplit/FullMenu ItemIf you are done with your setup changes, press the CLEAR button to go backto the normal dis

75Setup InstructionsFig. 4-14Digital SetupMenu ItemSetup Menu for Window PageYou can choose some of the elements which are presented on the WindowPage

76Setup InstructionsResetting from the Digital PageTwo functions can be reset from the Digital Page. These are ElapsedTime and Log Reset. When the u

77Setup InstructionsPress the > control until you see the Sidelooker Page. If you press SETUPwhile the Sidelooker Page is visible, the unit will pr

78Setup InstructionsFig. 4-16SidelookerSensitivityMenu ItemSidelooker Sensitivity Menu ItemThis menu item allows you to set the sensitivity for the Si

79Setup InstructionsFig. 4-18SidelookerView MenuItemmove the bar all of the way to the left, the FishFinder will “freeze” and holdthe current display.

80Setup InstructionsCombining DisplaysThe FishFinder L470 unit can combine displays in many different ways.This allows you to make maximum use of the

81Setup InstructionsWindow Page with Sidelooker –You can combine a Sidelooker view with the Window Page display. Figure4-20 shows an example where the

82Setup InstructionsDefault SettingsWhen the FishFinder is new, it uses a number of preset “default” settings.Here is a list:Function Default - US mod

83Maintenance and Troubleshooting5 – Maintenance and TroubleshootingPeriodically check the display unit, cable, and transducer. Be sure allcomponents

3IntroductionDescription Part No.Sidelooker transom-mount transducer M78930Sidelooker transducer for trolling motormounting. Companion with M78928dow

84Maintenance and Troubleshootingwill change to the factory defaults. See the default settings onpage 82.2. If the power wiring includes a fuse, it ma

85Maintenance and Troubleshooting4. The transducer cable may be damaged. Check for any point wherethe wiring may be pinched or bent. Look for signs

86Maintenance and Troubleshootingtions for the System Setup Menu.2. The FishFinder will not display arches unless the boat is moving. Ifthe boat is s

87Maintenance and TroubleshootingThe speed or log readings are wrong –1. The paddle wheel on the transducer may be fouled. Clean the partsas describe

88Maintenance and TroubleshootingFor technical supportPlease call 1-800-539-5539, extension 2444 or (603) 881-5200, extension2444. The Raymarine Fax

89Maintenance and TroubleshootingRaymarine in EuropeIn Europe, support, service, and accessories are available fromRaymarine Limited:Raymarine Limited

90Maintenance and Troubleshooting

91Specifications6 – SpecificationsGeneral InformationDisplay panel FSTN high-contrast LCDPanel dimensions 3.8" H x 3.8" W (96 mm x 96 mm)No.

92SpecificationsFishFinder FunctionsRange Auto or manualFT (feet) 5 10 15 20 30 4050 60 80 100 150 200250 300 400 600 800 10001500 2000 2500FA (fathom

93SpecificationsConnector Diagrams12123456789Pin 1 12V DC (+)Pin 2 Ground (-)DC power connectorPin 1 Depth TX+Pin 2 Depth TX-Pin 3 L SelectPin 4 TempP