Furuno tztl15f Manual De Usuario

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6.  RADAR
6-7
6.8.3
How to select the range rings mode
To select the range rings mode, open the home screen, then tap [Settings] - [Radar]. 
Set [Bearing Scale Mode] and [Relative] or [True].
Relative: Bearing scale is fixed and “0” is 
at the top of the screen.
Boat 
icon
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North (
“0”
)
Heading 
line
Bearing 
scale
True: Bearing scale rotates according to 
the movement of your ship.
Head-up mode
North-up mode
Relative: Bearing scale rotates according 
to the movement of your ship.
True: Bearing scale is fixed and “0” is at 
the top of the screen.
Boat 
icon
Bearing 
scale
Heading 
line