Set the air pressure unit
1.While the LCD shows press and the option
menu will flash.
2.Press or to change the option
3.1 If you prefer the unit as inHg, press while a blinking
displayed and the flashing char will be stable.
3.2 If you prefer the unit as bar, press while a flashing
displayed and the flashing char will be stable.
3.3 If you prefer the unit as HPA, press while a flashing
displayed and the LCD will show it means the
calibration mode is activated.
To do the calibration, press or to adjust the value. While the
value is adjusted to the reference value of your location, press
to complete the calibration.
Set GPS/BDS working frequency and the working time of each
time in Auto mode
1.While the LCD shows press and the LCD
will show
How to do the custom setting?
Note
The calibration value is default by factory. You can only do the
calibration when the reference value of your local observatory
issued is available. The factory default cannot be changed even
perform the restore setting.
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