Lowrance X-20A Installation And Operation Instructions Manual
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Lowrance X-20A Installation And Operation Instructions Manual

Lowrance X-20A Installation And Operation Instructions Manual

Lowrance x-20a sonar: operation instruction
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  • Page 1 X-20A INSTALLATION AND OPERATION INSTRUCTIONS •LOWRANCE ELECTRONICS, INC. 12000 SKELLY 74128 LITHO DR., TULSA, IN U.S.A. 988-0105-36 PDF compression, OCR, web-optimization with CVISION's PdfCompressor...
  • Page 2 PDF compression, OCR, web-optimization with CVISION's PdfCompressor...

  • Page 3: Table Of Contents

    SIMULATOR CONE ANGLES TRANSDUCERS SIGNAL INTERPRETATION ARCHES FISH WATER TEMPERATURE THERMOCLINES LAKE SURVEYING BAIT FISH SPECIFICATION SERVICE INFORMATION TROUBLESHOOTING © 1991, Lowrance Electronics, Inc. Copyright reserved. rights All features and specifications subject in this manual screens without notice. change simulated.
  • Page 4 Make noise problems. with the unit when the power cable to the supplied wiring no noise appears on the sonar unit after all of the above tests, then the When source Is noise probably cavitation. Many novices...

  • Page 5: Introduction

    Your the world sportfishing high quality sonar both professional designed feature that finds and displays automatic As you become familiar with your X-20A, you structure. fish, surrounding conditions unit sonar. functions, makes operation modes easy with you when you use this unit.

  • Page 6: Power Connections

    Power Connections The X-20A operates from a 12 volt battery system. cable an accessory buss. power electrical interference, then attach Electrical interference shows random or an boat's engine accessory The power cable has two red is the wires, Attach in-line fuse holder to negative ground.

  • Page 7: Keyboard Basics

    your turn and come back thus you can make marked, when you're This is essential right spot. fish when you're over lake. you mark the Unless school not be able find again. BAIT FISH bait fish successful fishing importance food all game fish sized.
  • Page 8 Any target that appears and bottom chart alarm MODE ______ The X-20A has five different tion. Use this key switch between modes. l.D. FISH • This key turns the Fish 1.0. FISH ALARM "'...

  • Page 9: Operation

    WATER TEMPERATURE THERMOCLINES has an Waler temperature important-if Fish all fish. are cold blooded activities of the surrounding waler. temperature always colder water down their slows metabolisrri. food as they consume much about fourth fish don't water temperalure spawn unless Most meters such as the narrow limits.
  • Page 10 With high second bottom echo settings, sensitivity This is It's caused by normal. appear. of the water. Then surface makes back again. SENSrnVITY 14.: when unit's Remember, automatic feature to the sitivity adjusts surrounding conditions. automatically it at level slightly computer places above up the...

  • Page 11: Chart Speed

    Pressing scrolls the same time will freeze SPEED keys keys again to start CHART SPEED digital sonar is on, chart selling. If speed stop when The digital does displayed. mode. change the speed. left speed.

  • Page 12: Zoom

    2) There is no zoom on 10-15'. PDF compression, OCR, web-optimization with CVISION's PdfCompressor TRANSDUCERS on the bottom signal cone shaped cannot changed can be changed range Lowrance offers 30, 60, 120, cone To change meters.) ideal RANGE cone of the side screen. Next,...

  • Page 13: Range Zoom 9

    Now you have a fifteen foot appears. zoom the bottom window around signal. DIGITAL the Fish l.D. II a complete Built inside digital sonar. valid bottom echoes and false echoes from discriminates between other fish, thermoclines, signals. digital bottom digital flashes depth.
  • Page 14 FISH I.D. feature is on when Fish 1.0. automatically The computer inside unit analyzes It helps eliminate surface clutter, thermoclines, signals. desirable signals. suspended targets are usually remaining Targets that identified by unit as fish are displayed as large fish on the medium, symbols...
  • Page 15 MODE The X-20A has five different screen modes. MODE key. Keep pressing MODE different appears. summary This MODE fault used when the mode unit is first turned following features: Small digital depth dis- lower left corner. play does not show tenths chart foot.

  • Page 16: Speaker

    CHART ALARM To set Chart press the CHART Alarm, " The words Chart Alarm" flashes lower vertical bar also displays on the left side for eight seconds after you have finished screen seconds eight This is Chart Alarm's "window." Any adjusting the top between...

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