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Owner’s Manual
Fishfinder 90/140
full feature sonar
190-00582-10_0A.indd 1 12/2/2011 3:08:54 PM
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© 2008 Garmin Ltd. or its subsidiaries Garmin International, Inc. Garmin (Europe) Ltd. Garmin Corporation 1200 East 151st Street, Liberty House No. 68, Jangshu 2nd Road, Olathe, Kansas 66062, USA Hounsdown Business Park, Shijr, Taipei County, Taiwan Tel. (913) 397.8200 or (800) 800.1020 Southampton, Hampshire, SO40 9RB 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 All rights
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Introduction The Operating Your Fishfinder section describes the Introduction features and operation of the Fishfinder 90/140. This manual covers the features and operation of the The Appendix contains unit specifications ,optional Fishfinder 90/140. accessories, and care information. You can also find warranty information, the Software License Agreement and About This Manual European Licensing Requirements in the Appendix. To get the most out of your Fishfinder 90/140, take time to An Ind
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Introduction Appendix ................................................................ 19 Table of Contents Specifications .................................................................19 Introduction ............................................................. iii Optional Accessories .....................................................19 About This Manual ...........................................................iii Caring for the Fishfinder ..............................................
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Introduction Product Registration Contact Garmin Help us better support you by completing our online Contact Garmin Product Support if you have any questions registration today. Go to http://my.garmin.com. Keep the while using your Fishfinder 90/140. In the USA, go to original sales receipt, or a photocopy, in a safe place. www.garmin.com/support, or contact Garmin USA by phone at (913) 397.8200 or (800) 800.1020. In the UK, contact Garmin (Europe) Ltd. by phone at 0808 2380000. In Europe, g
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Introduction 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. vi Fishfinder 90/140 Owner’s Manual 190-00582-10_0A.indd 6 12/2/2011
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Getting Started 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. interpret the screen and find the fi
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Getting Started 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 waves is determined by the beam width of the tra
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Getting Started 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 symbols. from the side of an a
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Getting Started The Fishfinder 90 and 140 include the latest technology instead of arches (page 17). in interpreting bottom signals; they can see through fish, structures, and thermoclines (shown in the weakest hues). Using Simulator Mode Even so, large schools of fish or dense structures close to Use Simulator Mode to practice and learn the operation of the bottom can affect water depth return readings. the Fishfinder. If the Fishfinder does not detect a transducer at startup, it automatic
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Installing Your Fishfinder 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 (Fishfinder 90
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Installing Your Fishfinder 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) into transducer mount (H) with the ridges of the band facing the transducer (G) at the same time. DO NOT lubricate up until equal lengths extend on both sides of the mount. the rubber washer. (NOTE: For cold water, or heavy timber or debris areas, 2. Rout
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Installing Your Fishfinder 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 the Tool List (not included)—drill, 3/8" wrench or socket, fastener hole on the opposite end and pull it through until 5/32" and 1/8" drill bits, masking tape, #2 Phillips it is snug but not tight. (The cable tie clicks when you pull screwdriver, and marine sealant. it.) When selecting a transom mount location, consider
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Installing Your Fishfinder • 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 and damage the Do not mount the transducer behind prop. On twin-drive boats, mount the transducer between strakes, rivet lines, struts, fittings, water intakes or discharge ports. the drives, if possible. Mount the transducer parallel with the water line. Make sure the transducer is below water level when the b
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Installing Your Fishfinder To mount the transducer on a transom: 5. Place the first cable clamp on the transducer cable 1. Position the transducer mount at the selected transom approximately one third of the distance between the location. Make sure the transducer is parallel with the transducer and the top of the transom. Mark the location. water line. Mark the center locations of each hole on the Using a 1/8" bit, drill a pilot hole approximately 3/8" (10 transducer mount. (See the figure
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Installing Your Fishfinder 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 the bracket in a location wher
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Installing Your Fishfinder 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 long swivel base (Fishfinder 140; Fishfinder 90 option) as a mounting knob, and slide the Fishfinder into place. If template, mark the location of the three holes that you necessary, adjust the long knob to spread the bracket use to secure the bracket to the mounting surfac
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Installing Your Fishfinder 3. Install the black (-) wire on the negative fuse holder or Installing the Wiring Harness battery terminal. The Fishfinder comes with a wiring harness that connects 4. Install a 2 Amp fuse in the fuse holder (fuse block only). the Fishfinder to power and the transducer with one easy-to-remove connection. If it is necessary to extend the 5. Align the notches on the cable plug and on the back of the Fishfinder. Insert the cable into the connector and power wires,
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Installing Your Fishfinder 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 increase Perform this test after you install the Fishfinder. Because the boat’s speed observing the sonar’s operation. If you need water to carry the sonar signal, the Fishfinder the sonar signal suddenly is lost or the bottom return is does not function properly with the transduc
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Operating Your Fishfinder 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 view or change settings f
