Calibrating the Compass

Before you can calibrate the compass, the transducer must be installed on the shaft far enough away from the trolling motor to avoid magnetic interference, and deployed in the water. Calibration must be of sufficient quality to enable the internal compass.

NOTE: To use the compass, you must mount the transducer on the shaft. The compass does not work when you mount the transducer on the motor.
NOTE: Compass calibration is available only for transducers with an internal compass, such as the PS21-TR transducer.

You can begin turning your boat before calibrating, but you must fully rotate your boat 1.5 times during calibration.

  1. From an applicable sonar view, select MENU > Sonar Setup > Installation.
  2. If necessary, select Use AHRS to turn on the AHRS sensor.
  3. Select Calibrate Compass.
  4. Follow the on-screen instructions.
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