Garmin Fishfinder 300C Quick Start Manual - Page 8

Zoom Depth Zoom Depth is displayed only when 2x or 4x zoom is selected. To select the zoom depth: 1. From the Home screen, select Full Screen > MENU > Zoom Depth. 2. Select Manual Zoom Depth or Auto Zoom Depth. If you select Manual Zoom Depth, press right or left on the ROCKER to adjust the zoom depth window, then press SELECT. Depth Line To reference a specific depth on the screen: 1. From the Home screen, select Full Screen > MENU > Depth Line. 2. Select Off or On. If you select On, press up or down on the ROCKER to adjust the depth line, then press SELECT. Sonar Setup To change the sonar settings: From the Home screen, select Full Screen > MENU > Sonar Setup.  • Color Scheme-select White or Blue. This affects the background on sonar screens. • Fish Symbols-sets how the sonar interprets suspended targets. Suspended targets appear as symbols with background information shown, making the distinction between fish and structure easier. Suspended targets appear as symbols with background information shown. The target depth of each symbol is also indicated. Suspended targets appear as symbols with no background information shown. Suspended targets appear as symbols with no background information shown. The target depth of each symbol is indicated. • Scroll Speed-adjusts the rate at which the sonar scrolls from right to left (Ultrascroll, Fast, Medium, or Slow). If using a speed-capable transducer, select Auto to have the scroll speed automatically adjust to the water speed of the boat. Fishfinder 300C Quick Start Manual