Instructions

26 | Calibration

16.6 Step 2: Gyro calibration

YouneedtoperformthisstepwithprecisionortheNavigator250willnotyproperly.

1. Tapthecalibrationbutton(rightbutton)twotimes(2x)quicklytoenterGyroCalibration.

2. PlacetheNavigator250onahorizontalandlevelsurfaceandwaitforasinglebeep.

3. RotatetheNavigator250by180°aboutitsverticalaxis.Referto»Fig.10,stepsAandB.

4. 2beepsconrmthesuccessfulcompletionofthegyrocalibrationprocedure.

5. Tapthecalibrationbuttononce(1x)toproceedtoCompasscalibration.

Fig. 10

16.7 Step 3: Compass calibration

YouneedtoperformthisstepwithprecisionortheNavigator250willnotyproperly.

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Perform the compass calibration in an open area, away from metal objects, high-

voltagepowerlines,radiotowers/mastsandanyportableorstationarydevicessending

andreceivingradiosignalsinordertoeliminatemagneticinterference.

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Calibration failed:

Calibrationcanfailineachstep(3beeps).Incaseoffailure,move

awayfrommagneticinterferencesandrestarttheprocedure.

1. Tapthecalibrationbuttontwotimes(2x)quicklytoentercalibration.

2. RotatetheNavigator250insequenceasshownin»Fig.11,AtoD.Waitforconrmation:

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Successful(2beeps),Failed(3beeps)

3. Tapthecalibrationbuttononce(1x)toconcludeandexitthecalibrationmode.

Fig. 11

A B