Simrad SP90

Simrad SP90Audio volumeThe Audio volume is accessed from the Horizontal and Verticalmenus.The Audio Volume in the loudspeaker can be selected in 10 steps.The audio channel, from which the audible information isretrieved, is shown with a continuos white line. This line can betrained by the training controls on the Sonar Operating Panel orfrom the Train button in the menus.The audio signal can easily be muted by the Mute button on theSonar Operating Panel, or by the Mute button the Display menu.Both these buttons work as a toggle switch, which means that thesecond press on the switch will recall the audio signal.86 850-164511 / B