The "Accessing Magnetometer Data on Nano 33 BLE Sense Rev2" tutorial is illustrated with a diagram that shows the axes of magnetic field sensing of the board's BMM150 magnetometer:

https://github.com/arduino/docs-content/blob/main/content/hardware/03.nano/boards/nano-33-ble-sense-rev2/tutorials/imu-magnetometer/assets/nano33BS_04_magnetometer.png

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The labels in this diagram are contradictory to the labels on the board's silkscreen:

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And to the values returned by the readMagneticField function of the "Arduino_BMI270_BMM150" library.

Originally reported at https://forum.arduino.cc/t/docomentation-wrong-at-nano-33-ble-sense-rev2/1247165