Related Manuals for Humminbird 581i Combo
Summary of Contents for Humminbird 581i Combo
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Page 22: Start-Up Options Menu
Sonar View Chart/Sonar Combo View Chart View Bird’s Eye View Accessory Diagnostic Test View View Start-Up Options Menu Start-Up Options Menu Start-Up Options Menu Big Digits View Self Test View... - Page 54 Main Menu: User Mode...
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Page 56: Noise Filter
Noise Filter (Advanced) Settings: Off, Low, Medium, High1, High2, High3, Default = Low Noise Filter adjusts the sonar Noise Filter to limit interference on the display from sources such as your boat engine, turbulence, or other sonar devices.
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