C-COM Satellite Systems iNetVu 7710 User Manual page 90

C-COM Satellite Systems Inc.
Check Compass
Tests the compass' heading and accuracy by rotating the antenna at 90
intervals and comparing the compass readings with the actual antenna's
movement to the 4 positions (0, 90, 180, 270).
i. The mount and or Mobile Platform Vehicle must be pointed North (Vehicle
front windshield). The software will have a POPUP to confirm this
orientation prior to proceeding with the Compass Check. Refer to Fig.66 for
orientation.
ii. Antenna will center itself; move to the proper Elevation for reading the
compass, then read the compass heading.
iii. Antenna will rotate 90 to each of the following positions and read the
compass at each: 0, 90, 180, 270
iv. iNetVu
each position and determine if they differ by approximately 90.
v. The Compass Check will display a message regarding the accuracy of the
compass.
Manual CP CAL
This is a 3-point Manual Compass Calibration.
i. The mount and or Mobile Platform Vehicle must be pointed North (Vehicle
front windshield). The software will have a POPUP to confirm this
orientation prior to proceeding with the Compass Check.
ii. Ensure that there are no metallic objects that could interfere with the
Compass, and that the Mobile Platform is on level surroundings.
iii. Manually deploy the antenna to the three positions (0, 90, and 180) at the
end of each position click on the "Manual CP CAL" button, after the
compass heading is read (Reading Compass) and angle is displayed,
deploy to the next position and click the button again.
iv. After the third position is read, if value is acceptable move the antenna to
position 0 and power off controller. If not continue to the fourth point (-90)
or 270 and verify value than power off controller.
v. Power on the controller and do a Compass Check (Check Compass button)
to validate the values are acceptable. This step will have to be done
manually on the Fly-Away(s) systems.
®
Mobile Software will compare the compass heading values read at
Restore CP
Restores the compass to its factory calibrated state.
iNetVu™ 7710 Controller User Manual
90