More Programs 6-27
Avoid playing the MP3 music with the internal speaker or connecting
the AC adapter. This will cause the magnetic interference to the
compass.
Regularly set the reference altitude for an accurate output. (See the
next section.)
Compass Settings
The value of altitude is adjusted according
to the change in the ambient pressure. It is
important that you regularly set the
reference altitude because the compass
needs an appropriate starting point
(altitude versus ambient pressure) for future
adjustments.
To configure the compass, tap Setting
Setting. When finished, tap OK to save the
changes and go back to the Compass screen.
Setting Items Descriptions
Altimeter Set the reference altitude for the compass. You can
either set a specific height (zero by default) or use GPS
positioning as the reference (GPS positioning will be
initiated after you tap OK).
Rotation Type Set to Needle for a pivoting needle on a fixed dial or
Wheel for a fixed needle on a rotating dial.