Lowrance electronic HDS 8 Manuale Utente

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Settings
Chart Settings Menu
Contains Chart settings ranging from display options 
like Range Rings and Grid Lines to map settings like 
Chart Data and Datum.
To access the Chart Settings Menu:
1.  Press 
MenU twice.
2.   Highlight  Chart and press 
enTeR.
Chart Data
This unit can use mapping data from Lowrance 
and Navionics. The Chart Data menu allows you 
to  select the desired map data (Shaded relief 
mapping data available in US only).
 To select chart data:
1.   Highlight  Chart Data on the Chart 
Settings menu and press 
enTeR
2.   Select  the  desired  map  data  and 
press 
enTeR
Range Rings
A navigation aid used to estimate distances. 
Centered around your location, Range 
Rings are placed a preset distance from 
your location, allowing you to quickly 
estimate distances while navigating. 
To turn Range Rings On/Off, highlight 
Range Rings on the Chart Settings menu 
and press 
enTeR.
Heading extension
A line extending from the front of the current position icon that is used to estimate 
distance and time of arrival. The distance and estimated time of arrival is based on 
the time interval selected from the Heading Extension menu. Heading Extension 
works with both Lowrance and Navionics chart data.
Chart Settings Menu
Range Rings
The Chart Settings menu 
changes when Navionics is 
the selected chart data type.