Fishfinder 160C Owner’s Manual iIntroductIon > About thIs MAnuAlIntroductIonThank you for choosing the Garmin® Fishfinder 160C. TheFishfinder 160C is a color sonar that offers many features, includingthe following:• Ultrascroll ™ , which gives you a much faster update rate onyour Sonar Pages.• Auto Gain, which allows you to see more fish and structures.• Whiteline, which helps you to interpret bottom hardness.• 2x and 4x manual zoom.• Adjustable keel offset.• Alarms for shallow water, deep water, low battery, andsuspended target detection.• NMEA sonar data output.About This ManualThis manual covers the installation and operation of the Fishfinder160C. To get the most out of your new Fishfinder, take time to readthis manual and learn the operating procedures for your unit indetail.The Introduction contains information about this manual and theTable of Contents.The Getting Started section contains general information aboutyour Fishfinder and sonar.The Installation Instructions contain the information needed toproperly install and care for the Fishfinder 160C.The Operating Instructions contain information about theoperation of the Fishfinder 160C.The Appendix contains information such as specifications, licenserequirements and warranty information.The Index helps you find information quickly.