47
4) In some country or region, for national safety
considering, the local government may take some
measures to interface the GPS satellites. Thus the
GPS coordinate offset may be different at different
time.
1) The mounted GPS receiver (with compass built in)
should be far away from such substance: magnets,
iron, nickel, etc. 30cm distance is recommended.
2) The accuracy of the electronic compass normally
is in +/-15 degree range. So, it is normal if you found
there is small error of the compass.
3) The GPS data of boat direction is updated in 2HZ
(twice per second). So, if the boat is turning around
at fast speed, the compass display on screen may be
delayed.
4) If you find the compass completely does not
show the proper direction, please refer page 30 to
calibrate the compass by manual operation.
1) The mounted GPS receiver (with compass built in)
should be far away from such substance: magnets,
iron, nickel, etc. 30cm distance is recommended.
2) Please check the menu
[Boat Type]
and make
sure you have chosen the right option for your boat.
3) Please make a wiring test to quarantee you have
connected Autopilot CCU740 correctly.
4) If wiring test work fine, and problem still exist,
please try making
[Channels Reverse].
The compass does not show
proper direction
The boat do not run the
right direction when you
guide it to the target
waypoint
failure
corrective action
