Humminbird SOLIX Operation Manual page 179

frequency
menu
Adjust Beam Sensitivity
Your control head model may allow you to adjust the sensitivity of individual frequencies. The available frequencies are determined
by your control head model and the installed transducer. Use the following instructions to adjust a single beam.
1. With a 2D Sonar View displayed on-screen, tap Sonar (2D) in the status bar, or press the MENU key once.
2. Select Sonar Options.
3. Select Medium or High Sensitivity Offset.
4. Press and hold the slider, or turn the Rotary dial, to adjust the setting.
Tap to open the SwitchFire menu in the status bar.
Tap to Select
2D Sonar View
OR
Press and Hold
to Change the Setting
179 2D Sonar