C-COM Satellite iNetVu 7710 User Manual page 82

C-COM Satellite Systems Inc.
Check CP (Only Applicable on 1201 & 1801)
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 (Only Applicable on 1201 & 1801)
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. Refer to Fig.66 for
orientation.
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 move the antenna to position 0 and power
off controller.
v. Power on the controller and do a Compass Check (Check Compass button)
to validate the values are acceptable.
®
Mobile Software will compare the compass heading values read at
iNetVu™ 7710 Controller User Manual
82