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3. Select [Next].The calibration interface as shown in the following figure is displayed. You
can set the machine based on the instructions displayed on the screen.
4. Select [Next].The calibration interface as shown in the following figure is displayed.
You can set the machine based on the instructions displayed on the screen. Wait for two
minutes to ensure that the O2 battery voltage is stabilized at the maximum value for at
least 30 seconds. Select [Start].
5. The calibration interface as shown in the following figure is displayed after you select
[Start]. During the calibration process, you can select [Cancel] to cancel calibration.