Setting the bottom alarm, Setting the bottom alarm -58, Setting inside or outside fish markers – NorthStar Navigation Echo Sounder NorthStar 491 User Manual
Page 62: Turning the fish alarm on and off, The alarm
Setting the bottom alarm, Setting the bottom alarm -58, Setting inside or outside fish markers | Turning the fish alarm on and off, The alarm | NorthStar Navigation Echo Sounder NorthStar 491 User Manual | Page 62 / 76
