Raymarine a67, Installation And Operation Instructions Manual, Page: 186 / 330

17.5 Fishfinder introduction
Warning: Sonar operation
• NEVER operate the sonar with the vessel out of
the water.
• NEVER touch the transducer face when the
sonar is powered on.
• SWITCH OFF the sonar if divers are likely to be
within 7.6 m (25 ft) of the transducer.
Fishfinder overview
The fishfinder application provides a detailed view of the fish and
seabed under your vessel, enabling you to accurately distinguish
between different sizes of fish, bottom structure, and underwater
obstacles. The standard fishfinder image is a historical, scrolling
bottom graph with range and sonar frequency automatically
selected by the system.
The various functions and features of the fishfinder application
include:
• Preset modes for easy optimal operation.
• Display modes (Zoom, A-Scope or Bottom Lock).
• Adjustable range and zoom.
• Finding bottom feeding fish with the bottom lock display
mode.
• Clutter and gain options to simplify the image.
• Pausing and adjusting the speed of the scrolling image.
• Using waypoints to mark a position.
• Determining depths and distances of targets.
• Fishfinder alarms (fish, depth or water temperature).
Fishfinder screen
The fishfinder displays a scrolling image of the seabed, updating
from the right as your vessel makes progress.
Example fishfinder screen
The fishfinder window includes the following aspects:
• The bottom together with any bottom structure such as reefs
and shipwrecks etc.
• Target images indicating fish.
• A status bar noting the frequency and gain settings.
• The bottom depth.
Status icon
The fishfinder status icon is located on the Status icon bar:
• Icon animated - fishfinder is operating.
• Icon static - the fishfinder transducer is connected but not
transmitting.
• Icon greyed-out - no fishfinder transducer is connected.
Fishfinder context menu
The fishfinder application includes a context menu which
provides fishfinder information and shortcuts to menu items.
The context menu provides the data for the position of the cursor:
• Depth
• Range
The context menu also provide the following menu items:
• Place Waypoint
• Place Marker
• Move Marker — (only available if a marker has been placed.)
• Erase Marker — (only available if a marker has been placed.)
• Display mode — (opens the display mode menu.)
• Adjust Range — (opens the Range mode menu.)
• Range shift — (opens the Range shift menu.)
Accessing the context menu
You can access the context menu by following the steps below.
1. New e Series or New c Series:
i. Selecting a location, object or target on-screen and
pressing the
Ok button.
2. Touchscreen multifunction displays:
i. Selecting an object or target on-screen.
ii. Selecting and holding on a location on-screen.
186 New a Series / New c Series / New e Series