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© Satmap Systems Ltd
© Satmap Systems Ltd 2014
44
6. MAIN MENU: Settings Menu (... cont)
6.12 Compass Settings
(GPS MAP → MAIN MENU → Settings →
Compass Settings)
This controls the data boxes that appear on the
COMPASS screen and POINTER screen, and
how the bearing options are displayed in the
data box on the GPS MAP screen.
There are three norths commonly used in
Great Britain:
Grid North: the direction of a grid line which
is parallel to the central meridian on the
National Grid.
True North: the direction of a meridian of
longitude which converges on the North Pole.
Magnetic North: the direction indicated by a
magnetic compass. Magnetic North moves
slowly with a variable rate and currently is
West of Grid North in Great Britain.
Compass Display
Use the joystick, moving left/right to select
from Degrees, Cardinal points (e.g. N,
NNE), or mil-radians.
Press Done or centre press the joystick to
return to SETTINGS MENU.
Grid Magnetic Angle
Use the joystick, moving left/right to switch
between Manual and Automatic.
Press Done to select Automatic.
If you want to set your Grid Magnetic Angle
manually, select Manual and then press Set.
This will take you onto a new SETTING screen
on which the Grid Magnetic Angle may be
adjusted by moving the joystick up/down.
Pressing the Default button restores the
following setting:
Grid Magnetic Angle Value : W 03
Press Done or centre press the joystick to
return to Compass Settings screen. Press
Done again to return to SETTINGS MENU.
Bearing Display
Use the joystick, moving left/right to switch
between Show Grid Bearings and Show
Magnetic Bearings.
Press Done or centre press the joystick to
return to SETTINGS MENU.
Pressing the Default button restores the
following settings:
Compass Display
Degrees
Grid Magnetic Angle
Manual
Bearing Display
Show Grid Bearings
Settings for Grid Magnetic
Angle
Manual or Automatic Enter values for Manual
selection
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