Menu description
89
850--164186 A
Bearing (Horizontal)
The Bearing button is located in the Horizontal index menu.
Figure 73 -
Bearing submenu
The Bearing of the audio channel is normally controlled from the
operating panel. The selected bearing is shown with a continuous
white line out from the transducer position, and can be trained
manually or automatically in any position. The angle readout on
the bearing button can be selected to be ±180° relative to the bow,
or absolute (relative north).
The following options are available:
• Left arrow - Train left.
• Right arrow - Train right.
• Search Step - The search step angle is selected by the search
step button, and the total search sector is selected by the search
sector button. The centre of the auto search can be adjusted
with the - (train left) or +(train right) buttons.
• Search Sector - The search sector button is used for selecting
the active audio search, and can be adjusted between 22° and
360° directly with the increase/decrease button function, or by
the - or + buttons in the search sector submenu. The search
sector limits will be shown on the outer part of the echo circle
with yellow lines.
• Absolute (true) - Bearing relative to true north.
• Relative - Bearing relative to the bow of the vessel.
• Manual - In manual mode, the audio channel may be trained
continuously in either direction by pressing the ← (train left)
or → (train right) buttons.
• Auto - In auto search mode, the sonar will automatically
search within the selected search sector.
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