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Owner’s Manual
Fishfinder 90/140
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© 2006 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, Shijr, Taipei County, Olathe, Kansas 66062, USA Abbey Park Industrial Estate Taiwan Tel. 913/397.8200 or 800/800.1020 Romsey, SO51 9DL, UK Tel. 886/2.2642.9199 Fax 913/397.8282 Tel. 44/0870.8501241 Fax 886/2.2642.9099 Fax 44/0870.8501251 All rights reserved. Except as expressly provided herein, no part of this
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INTRODUCTION > ABOUT THIS MANUAL INTRODUCTION The Operating Your Fishfinder section describes the This manual covers the features and operation of the features and operation of the Fishfinder 90/140. Fishfinder 90/140. The Appendix contains unit specifications ,optional About This Manual accessories, and care information. You can also find To get the most out of your Fishfinder 90/140, take time to warranty information, the Software License Agreement and read this manual and learn the operating
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INTRODUCTION > TABLE OF CONTENTS Operating Your Fishfinder ..................................14 TABLE OF CONTENTS Understanding Basic Functions ...........................14 Using the Main Menu .............................................15 Introduction ...........................................................iii Options and Settings .................................................... 15 Manual Conventions .....................................................iii Using the Setup Menu .........
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INTRODUCTION > PRODUCT REGISTRATION Contact Garmin Product Registration Contact Garmin if you have any questions while using Help us better support you by completing our online your Fishfinder 90/140. In the USA contact Garmin registration today! Connect to our Web site at www.garmin. Product Support by phone: 800/800.1020 or 913/397.8200, com/registration/. Monday–Friday, 8 AM–5 PM Central Time; or go to www. Use this area to record the serial number (8-digit number garmin.com/support/, an
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INTRODUCTION > WARNING Warning 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 Fishfinder 90/140 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 contai
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GETTING STARTED > UNDERSTANDING THE FISHFINDER you might want to learn a bit about sonar: what it is, how it GETTING STARTED works, and what you might see on the Fishfinder 90 or 140 To get the most out of your new Fishfinder: screen. This manual does not go into technical detail about sonar, but it can give you a general understanding of those • Before you install and use your Fishfinder, read the things that you need to know about sonar that can help you information in this manual. interpre
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GETTING STARTED > UNDERSTANDING DUAL BEAM TRANSDUCER COVERAGE wave information, and then sends the information to the Fishfinder. The Fishfinder displays the information on the screen for you to see and interpret. The type of transducer and settings you choose determine how the information is shown on the screen. Understanding Dual Beam Transducer Coverage Narrow Wide Beam A dual beam transducer can transmit a narrow or a wide Beam beam. The water area covered by the transmitted sound wave
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GETTING STARTED > UNDERSTANDING THE FISHFINDER SCREEN Depth range Understanding the Fishfinder Screen Water depth Experimentation and experience are the keys to successfully Water interpreting your Fishfinder screen. We recommend that you temperature at take your Fishfinder out on familiar water, and spend time the transducer learning to interpret what you see on the Fishfinder 90 or You see 140 screen. suspended targets as arches or fish Think of the Fishfinder screen as if you took a picture
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GETTING STARTED > USING SIMULATOR MODE The Fishfinder 90 and 140 include the latest technology you want to see suspended targets indicated by a fish shape in interpreting bottom signals; they can see through fish, instead of arches (Page 16). structures, and thermoclines (shown in the weakest hues). Even so, large schools of fish or dense structures close to Using Simulator Mode the bottom can affect water depth return readings. Use Simulator Mode to practice and learn the operation of the Fishfi
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INSTALLING YOUR FISHFINDER > PACKING LIST E F INSTALLING YOUR FISHFINDER A Make sure you completely read and understand all B1 instructions before you install and use your Fishfinder. If D you have problems, contact Garmin Product Support, or seek other professional assistance. (Fishfinder 140) B2 C You can install the Fishfinder hardware on a transom or on (Fishfinder 90) a trolling motor. Before installation, make sure the wiring harness can reach the Fishfinder and transducer locations. G (Fis
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INSTALLING YOUR FISHFINDER > INSTALLING THE TRANSDUCER Mounting the Transducer on a Installing the Transducer Trolling Motor Assembling the Transducer 1. Slide the large cable tie (S) through the slot on the 1. Insert the rubber washer (Q) and plastic spacer (P) transducer mount (H) with the ridges of the band into the transducer (G) at the same time. DO NOT facing up until equal lengths extend on both sides of lubricate the rubber washer. the mount. (NOTE: For cold water, or heavy tim
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INSTALLING YOUR FISHFINDER > INSTALLING THE TRANSDUCER 4. Wrap the two ends of the cable tie around the motor Mounting the Transducer on a Transom body. Place the pointed end of the cable tie through Tool List (not included)—drill, 3/8" wrench or socket, the fastener hole on the opposite end and pull it 5/32" and 1/8" drill bits, masking tape, #2 Phillips through until it is snug but not tight. (The cable tie screwdriver, and marine sealant. clicks when you pull it.) When selecting a tran
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INSTALLING YOUR FISHFINDER > INSTALLING THE TRANSDUCER • DO NOT mount the transducer in the path of the prop on single-drive boats. The transducer can cause cavitation that can degrade the boat’s performance Do not mount the transducer behind and damage the prop. On twin-drive boats, mount strakes, rivet lines, struts, fittings, water intakes or discharge ports. the transducer between the drives, if possible. Mount the transducer parallel with the water line. Make sure the transducer is be
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INSTALLING YOUR FISHFINDER > INSTALLING THE TRANSDUCER 5. Place the first cable clamp on the transducer cable To mount the transducer on a transom: approximately one third of the distance between 1. Position the transducer mount at the selected the transducer and the top of the transom. Mark transom location. Make sure the transducer is the location. Using a 1/8" bit, drill a pilot hole parallel with the water line. Mark the center locations approximately 3/8" (10 mm) deep. of each hole
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INSTALLING YOUR FISHFINDER > INSTALLING THE FISHFINDER UNIT Drill pilot holes here. Installing the Fishfinder Unit Level Selecting a Fishfinder installation Location Select a Fishfinder installation location that allows you to Align with the view and operate it easily while operating the vessel. Select transom bottom. The a mounting surface strong enough to support the weight transducer should of the Fishfinder and protect it from excessive vibration or extend 1/8" below shock. DO NOT mount t
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INSTALLING YOUR FISHFINDER > INSTALLING THE FISHFINDER UNIT To mount the bracket assembly: To install the Fishfinder on the mount bracket: 1. Using the tilt mount bracket (Fishfinder 90) or the 1. Align the slot on the back of the Fishfinder with the swivel base (Fishfinder 140; Fishfinder 90 option) long mounting knob, and slide the Fishfinder into as a template, mark the location of the three holes place. If necessary, adjust the long knob to spread that you use to secure the bracket to the mou
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INSTALLING YOUR FISHFINDER > INSTALLING THE WIRING HARNESS 3. Install the black (-) wire on the negative fuse holder Installing the Wiring Harness or battery terminal. The Fishfinder comes with a wiring harness that connects 4. Install a 2 Amp fuse in the fuse holder (fuse block the Fishfinder to power and the transducer with one only). easy-to-remove connection. If it is necessary to extend the 5. Align the notches on the cable plug and on the back power wires, use 22 AWG wire. DO NOT cut
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INSTALLING YOUR FISHFINDER > TESTING THE TRANSOM MOUNT INSTALLATION To test the transom mount installation: Testing the Transom Mount 1. Begin testing the installation at a slow speed. If the Installation sonar appears to be working properly gradually Perform this test after you install the Fishfinder. Because increase the boat’s speed observing the sonar’s you need water to carry the sonar signal, the Fishfinder operation. If the sonar signal suddenly is lost or the does not function prop
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OPERATING YOUR FISHFINDER > UNDERSTANDING BASIC FUNCTIONS Understanding Basic Functions OPERATING YOUR FISHFINDER To turn on the Fishfinder: Press and release the Power key. To turn off the Fishfinder: Press and hold the Power key. Arrow keys—the up and down Arrow keys select an item on a menu. Only To change the backlight level: the Fishfinder 140 has the right and left Press the Power key repeatedly to cycle between off, Arrow key that cycles through the Main low, and high. menu options. To
