Navman 4433 Manuel D’Utilisation

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To customize the size of the Data header, 
highlight Size and press ENT. There is a 
choice of Small and Large.
To customize the data items to be displayed: 
1.   Highlight Data setup and press ENT. 
The Data header increases in size to display 
all data fields. Some data fields may be 
blank. 
2.    Use the cursor keys to move from data field 
to data field. 
3.    Press ENT at any data field to show the list of 
data items that can be displayed there.
5-2 Sonar Zoom display
4.    Highlight the required data item and press 
ENT. The data item is immediately displayed 
in that data field.
5.    Press ESC when finished and the Data 
header resizes automatically.
Sonar History
To review an old sonar echo, use < and > to 
move back and forward through the sonar 
history. The time since the echoes shown on 
the screen were recorded is displayed at the 
bottom of the screen. Press ESC to return to the 
most recent echo.
Gain
Gain is explained in section 4-4 Gain.
Range
Range is explained in section 4-5 Range.
A-Scope
A-Scope is explained in section 5-5 Sonar 
A-Scope display.
Bottom lock 
If Bottom lock is selected, the zoom section 
moves so the bottom is always displayed in the 
zoom section, regardless of changes in depth. 
If Bottom lock is not selected, the bottom 
will not be displayed in the zoom section when 
it is outside the range covered by the zoom bar.
Using the Bottom Lock and the A-Scope 
features together can be a powerful aid in 
recognising the type of bottom. 
Split Ratio
Use this to change the split ratio between the 
zoom and the sonar history sections displayed. 
The default split ratio is 50%. 
1. Highlight 
Split Ratio and press ENT
A left arrow and right arrow appear on 
either side of the divider line.
2. Use 
the  or   cursor keys to adjust the 
position of the divider line, then press 
ENT. The adjustable range of the split ratio 
is from 20% to 80%. For 100% zoom, use 
‘full-screen zoom’ display.
Data header 
Data header is explained in section 5-1 
Sonar display.
To show the Sonar Zoom display, press DISP  
and select Sonar Tab, select Sonar Zoom 
and press ENT. 
The split display shows the sonar history on the 
right side and the zoom section on the left. 
The zoom bar on the far right shows the area 
that is magnified in the zoom section. See 
section 4-5 Range, for information about 
adjusting the Zoom Range and Zoom Offset.
To change items, press MENU until the 
Options menu is shown. 
Zoom bar
Sonar history
Zoom section
Divider line
FISH 4432/4433 Installation and Operation Manual
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