Raymarine C90w - Manual (Page 56)

5.4 Sonar check
Warning: Sonar operation
• NEVER operate the sounder with the boat out of
the water.
• NEVER touch the transducer face when the sounder
is powered on.
• SWITCH OFF the sounder if divers are likely to be
within 25 ft (5 m) of the transducer.
Select the fishfinder transducer
You must set the set up the system for the transducer connected to
your DSM. Use the fishfinder setup menus to select the appropriate
transducer.
Selecting the fishfinder transducer
From the main fishfinder screen:
1. Press the MENU button.
2. Select Fishfinder Setup from the list of options.
3. Select Transducer Settings from the list of menu options:
4. Use the Select Transducer option and select the appropriate
transducer from those available.
Checking the sonar
Sonar checks are made using the fishfinder application.
1. Press the PAGE button to show the available pages in the
toolbar.
2. Press the PAGE button to switch between the available pages.
3. Press OK when the fishfinder is displayed.
4. Check the fishfinder screen.
With the fishfinder active you should see:
• Depth reading (indicates the transducer is working). The
depth is shown in large white numbers at the bottom left of
the screen.
56 C-Series Widescreen installation