
FISH 4350 / 4380 Installation and Operation Manual 5
NAVMAN
2 Basic Operation
Key Operation
The Þ shÞ nder is operated through menus.
To select a menu item:
1. Press
or
to move the highlight to the
item.
2. Press
to select the item.
To change a setting:
1. Use the cursor keys
or
to make the
change(s).
2. Press
to conÞ rm;
to cancel.
Power On / Auto Power
Press to turn the Þ shÞ nder on.
If the Þ shÞ nder is wired for auto power, it turns
on automatically whenever the boat’s ignition
is turned on. This ensures that the engine
hours counter and optional fuel functions are
activated. A title display appears brieß y. This is
followed automatically by the Installation menu
only the Þ rst time the Þ shÞ nder is switched
on. Use this menu to specify the language (see
section 3-1 Setup > System) and units (see
section 3-7 Setup > Units).
At all other times, the title display is followed by
the display that was used most recently.
If the transducer is not connected, the message:
No transducer detected. Enter
simulate mode? will appear. Press
or
to
select and press
to accept. (If the
transducer was not intentionally disconnected,
turn off the Þ shÞ nder and refer to the section on
Troubleshooting in Appendix B.)
Key Names
Returns to the previous menu / zooms in.
,
Cursor keys move the selection highlight and
change settings / scrolls up or down.
ConÞ rms changes / zooms out.
MENU Press to show the Display menu
Press again to show the Setup menu.
+ Increases the Range.
_
Decreases the Range.
Press and hold to power On and Off; pressing
once shows the Gain controls. Press twice to
show Backlight control.
the older echoes being scrolled towards the left,
eventually disappearing off the display.
The scroll speed depends upon the water
depth and scroll speed setting. See section
3-2 Setup > Sonar and section 4-1 Interpreting
the display, for more information.
The appearance of echoes displayed are
affected by:
• the Þ shÞ nder settings (range and gain
settings)
• echoes (different Þ sh types, different
bottom types, wrecks and seaweed)
• noise (water clarity and bubbles).
See section 4-1 Interpreting the display, for
more information.
Hold for Auto Range
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