Viewsonic VSD241WTAUS0 ユーザーズマニュアル

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Using Your VSD241 Smart Display
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4.4.2  Remove the SD card safely
1
Touch the Home button │ Apps button │ 
Settings │ Storage.
2
Touch Unmount SD card under the SD Card section.
3
Press and hold the Power button until the Power off menu appears. 
Then, touch 
OK to turn off the device.
4
Pull out the compartment cover and then remove the SD card from 
your device.
NOTE
•  Removing the SD card while the device is working may cause data loss or result in ap-
plication errors. We suggest you unmount the SD card before removing it.
4.4.3  Erase all data from your device
1
Touch the Home button │ Apps button │ 
Settings │ Backup & reset.
2
Touch Factory data reset tablet.
3
Touch “
Reset smart display” to erase everything after you read the 
warning.