Ranger HRC™ operator´s manual – Basic settings
130 Publ. No. TM 614 006 699 Rev B – ENGLISH (EN) – Oct 30. 2008
Preparations
Step Action
1 Ensure that the system is placed away from any magnetic interference, to ensure cor-
rect readings from the DMC unit.
2 Ensure that IR is selected. If not, press the TV/IR button to select IR.
Press the ENTER button to enter MENU mode.
Select
Power off … from the Image menu and press the ENTER button to turn off the
IR Camera.
Setting home position to true north
Step Action
1 Press the ENTER button to enter MENU mode.
2 Select Calibrate … from the DMC menu and press the ENTER button. The DMC Cali-
bration mode dialog box is displayed.
3 Select True north correction and use the LEFT/RIGHT buttons to enter the magnetic
declination value. A negative number corrects toward west and a positive number
towards east.
NOTE: Hold down the LEFT/RIGHT button for a while to decrease/increase the Azimuth
value with larger increments.
4 Press the ENTER button to start the calibration. A search pattern is performed in order
to nd the magnetic north. The readings of the DMC unit are displayed during the pro-
cess. When the search is nished, the text “Calibrated” is displayed and the calibration
score is presented.
5 Evaluate the calibration score. A poor score is an indication of magnetic interference.
• Horizontal: Shall ideally be 9, on a scale from 0 to 9.
• Vertical: Shall ideally be 9, on a scale from 0 to 9.
• Mag. of local eld: Shall be low, on a scale from 0 to 100.
• The calibration result can either be conrmed, by pressing the ENTER button, or
rejected, by pressing the CANCEL button.
6 Press the ENTER button to conrm the calibration result.
Press the CANCEL button to reject the calibration result.
NOTE: Repeated consecutive accepted calibrations may yield a better result.
7 Select Power on from the Image menu and press the ENTER button to turn on the IR
camera.
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