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Fishfinder 400C
owner’s manual
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© 2006, 2007 Garmin Ltd. or its subsidiaries Garmin International, Inc. Garmin (Europe) Ltd. Garmin Corporation st nd 1200 East 151 Street, Unit 5, The Quadrangle, No. 68, Jangshu 2 Road, Olathe, Kansas 66062, USA Abbey Park Industrial Estate, Shijr, Taipei County, Taiwan Tel. (913) 397.8200 or (800) 800.1020 Romsey, SO51 9DL, UK Tel. 886/2.2642.9199 Fax (913) 397.8282 Tel. +44 (0) 870.8501241 (outside the UK) Fax 886/2.2642.9099 0808 2380000 (within the UK) Fax +44 (0) 870.8501251
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IntroductIon IIntroduct on Quick Links The Fishfinder 400C is a full-featured, color sonar that offers a choice • Installing the Fishfinder 400C: page 1 of display styles, a dual beam or dual frequency option, and more. • Mounting the Fishfinder 400C: page 2 • Installing the Transducer: page 4 Fishfinder 400C Tips and Shortcuts • Basic Operation: page 15 • Press HOME from any screen to return to the Home screen. • Customizing the Fishfinder 400C: page 21 • Press MENU from any of the main screen
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IIntroduct on Understanding the Split Freq Screen ..................................18 t able of c ontents Understanding the Numbers Screen ...................................19 Understanding the Temp Log Screen ..................................19 Introduction ...........................................................................i Understanding the Configure Screen .................................. 20 Fishfinder 400C Tips and Shortcuts .......................................i Quick Links
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IntroductIon Product Registration Caring for the Fishfinder 400C Help us better support you by completing our online registration The case is constructed of high-quality materials and does not today! Connect to our Web site at www.garmin.com/registration/. require user maintenance, except cleaning. Use this area to record the serial number (8-digit number located on Cleaning the Case the back of the Fishfinder 400C) in case your Fishfinder 400C needs Clean the unit’s outer casing (except for
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IntroductIon Warnings Failure to avoid the following potentially hazardous situations could result in an accident or collision resulting in death or serious injury. • When navigating, carefully compare information displayed on the unit to all available navigation sources, including information from visual sightings, and maps. For safety, always resolve any discrepancies or questions before continuing navigation. WARNING: This product, its packaging, and its components contain chemicals known to
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IallInst ng the FIFI sh nder 400c Step 1: Select a Location for the Fishfinder IallInst ng the f IshfInder 400c Consider the following when you select an installation location: To successfully operate your Fishfinder 400C, you must properly • Provides optimal viewing as you operate your vessel. install the fishfinder and all of its related parts. Compare the contents of this package with the packing list on the box. If any pieces are • Allows easy access to the unit’s keypad. missing, contac
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IIallnst ng the FIshFInder 400c Mounting the Bracket Assembly Step 2: Mount the Fishfinder t ools (not included)—drill, screwdriver (Phillips or standard), and You can mount your fishfinder in one of two ways: one of the following: • Surface Mount—mount the fishfinder onto a bracket • Three #8 (4 mm) pan-head machine bolts with matching nuts (included) that attaches to the console or overhead. and washers and a 5/32" (5 mm) drill bit. • Flush Mount—use the optional flush mount kit to mount •
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IallInst ng the FIFI sh nder 400c To mount the bracket assembly: Installing the Fishfinder 400C on the Mounting Bracket 1. Using the swivel base as a template, mark the location of the To install the unit on the mounting bracket: three holes that secure the bracket to the mounting surface. 1. Align the slot on the back of the fishfinder with the long 2. Drill the mounting holes. mounting knob, and slide the fishfinder into place. If necessary , adjust the long knob to spread the bracket a
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IallInst ng the FIFI sh nder 400c Assembling the Transducer Step 3: Install the Transducer Proper transducer installation is key to getting the best performance To assemble assemble the transducer: the transducer: from your fishfinder. If the transducer lead is too short, extension 1. Insert the rubber washer and plastic spacer into the transducer at the same time. DO NOT lubricate the rubber cables are available from your Garmin dealer. Coil and secure any washer . excess cable. 2. Ro
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IallInst ng the FIshFInder 400c 6. Route the 30-foot (9 m) transducer cable using the supplied Mounting the Transducer on a Trolling Motor cable ties to secure the cable to the motor shaft. Y ou can fill (Dual Beam Transducers Only) the forward-facing portion (except the cable tie pocket) of the To mount the transducer on a trolling motor: transducer mount with sealant to avoid accumulating debris. 1. Slide the large cable tie through the slot on the transducer mount with the ridges of
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IallInst ng the FIFI sh nder 400c Mounting the Transducer on a Transom Fishfinder 400C Owner’s Manual
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IallInst ng the FIshFInder 400c When selecting a transom mount location, consider the following for t ool list (not included)—drill, 3/8" wrench or socket, 5/32" and optimal performance: 1/8" drill bits, masking tape, #2 Phillips screwdriver, and marine sealant. • For your sonar to operate properly, the transducer must be located in calm water. DO NOT mount the transducer behind To mount the transducer on a transom: strakes, rivet lines, struts, fittings, water intake, discharge 1. Positi
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IallInst ng the FIshFInder 400c 6. Mark the location. Using a 1/8" bit, drill a pilot hole Shoot-Thru-Hull Installation approximately 3/8" (10 mm) deep. To avoid drilling a hole to mount a thru-hull transducer, a 7. Attach the cable clamp using a 4 x 12 mm screw . Coat the transducer can be secured with epoxy inside a boat (shoot-thru- screw with marine sealant before installation. Repeat steps 5 hull installation). This type of installation can provide better and 6 using the other cable
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IallInst ng the FIshFInder 400c Selecting a Location for a Shoot-Thru-Hull Installation Weight the transducer When installing a transducer, the installation location must be the PVC pipe to hold it in place. following: or a can • Solid fiberglass, without any air bubbles, laminates, fillers, or dead air space. Fill a pipe or can with Strip caulk or water or a light mineral oil. RTV sealer • In an area of clean (non-turbulent) water at all speeds. • The location must not be over any strak
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+ - IallInst ng the FIshFInder 400c To install the wiring harness: Step 4: Install the Wiring Harness 1. Use a test light or voltmeter to determine the polarity of the The Fishfinder 400C comes with a wiring harness that connects voltage source. the fishfinder to power and the transducer with one easy-to-remove 2. Connect the Red (+ or positive) wire to the positive voltage connection and provides interface capabilities for connecting terminal. (If you use the boat’ s fuse block, route th
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IallInst ng the FIFI sh nder 400c PIN 8 - Black (Ground) PIN 7 - Yellow (Alarm) PIN 13 - Red (DC Positive) PIN 12 - White (CANet H) PIN 16 - Green (CANet L) PIN 18 - Blue (NMEA Out) DC Power Fishfinder 400C Pin Assignment Source CANet L CANet H Fishfinder 400C Wiring Harness Fishfinder 400C Owner’s Manual
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IallInst ng the FIFI sh nder 400c The SDDBT, SDDPT, SDMTW, SDVHW, SDWPL sentences are Connecting to a NMEA device sent in NMEA 0183, Version 3.01 output from the Fishfinder 400C. You can connect the Fishfinder 400C to another piece of NMEA compatible electronic equipment, such as a Garmin GPS (Global You can purchase complete information about National Marine Positioning System) device. If equipped with a capable transducer, Electronics Association (NMEA) format and sentences from: the Fis
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IallInst ng the FIFI sh nder 400c Step 5: Test the Installation To turn on your Fishfinder 400C for the first time, press and hold the POWER key until the unit beeps and turns on. Use the ROCKER and the SElECt key and follow the screens to configure your Fishfinder 400C. NOtE: Although it is possible to perform some checks with the boat trailered, the boat should be in the water to properly test the installation. To configure your Fishfinder 400C for the first time: Select a language. Select
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IIallnst ng the FIshFInder 400c Because water is necessary to carry the sounder’s sonar signal, the 3. If the signal strength improves while turning, adjust the transducer so that it extends another 1/8" below the transom transducer must be in the water to work properly. You cannot get a of the boat. It might take several adjustments to eliminate the depth or distance reading when out of the water. degradation. When you place your boat in the water check for leaks around 4. If the signa
