Guides for HOOK-9 from Lowrance

Sensitivity Controls the level of detail shown on the display. Too much detail will clutter the screen. If Sensitivity is set too low, desired echoes may not be displayed. Colorline Helps distinguish fish or structure from the bottom by showing hard returns as light colors and soft returns as darker colors. A lower colorline setting will display only the hardest returns, shown in light colors. Auto sensitivity Keeps sensitivity at a level that works well under most conditions, reducing the needs for adjustments. Auto Sensitivity is turned on by default....