II Morrow Inc. 55 GPS Receiver User Manual


 
Magnetic Variation
Automatic or Manual Magnetic Variation can be set
in this page. Automatic is the default setting on
power-up, unless the database is invalid. Manually set
Magnetic Variation to to orient your navigation to
True North.
1. In the Navigation section of the System function,
turn the
LARGE knob to the Magnetic Variation
page and then press
SEL.
Mag Variation
Auto 18°E
SEL to Edit
3. Turn the
SMALL knob to select “Auto” or “Manual”
Magnetic Variation and then press
ENTER.
Mag Variation:
Manual
18°E
4. If you selected Manual Magnetic Variation, turn the
LARGE knob to move to the variation value field.
Select the variation value with the
SMALL knob.
Mag Variation:
Manual 19
°E
5. Turn the
LARGE knob to move to the E or W
direction field. Turn the
SMALL knob to select E or
W and then press
ENTER. The MSG annunciator
will flash and a message will note that you have
selected manual magnetic variation.
Mag Variation
Manual 19°E
7-7
System Functions
SEL
ENTER
ENTER