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8.4.3 Delete multi-group of data
In the data recall interface, press
key to choose the number, then the background
color of this number will be blue. If the user presses
key again, the number won't be
chosen. The user can choose more than one group once, and press
key, then there is
a notice: "Do you sure to delete the chosen data?" shown below:
Press
key to delete them and press other keys to go back to the main menu of
recall.
8.5 Change to U-disk mode and recall
If you want to download data to your computer, firstly connect the sound level meter to
a computer via an USB cable, then go to "Recall" interface, the instrument screen
prompts a dialog "change to U disk?", please press
key then the sound level meter
will change to U disk mode and with a message "U disk mode, press exit button will
return". Now it will pop U-disk on your computer, you can download the data after that.
If you need to exit the U disk mode, please just press
key.
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