4.2.1 Entering and Exiting Folders There are several ways to open a folder. Bring up the menu by pressing "F2". Select the "Open" option from the list and press "Enter". Press the hot key "Enter-O" to activate the "Open" command and open the desired folder. Finally, as described above, you can simply press "Enter" on the selected folder. To exit the current folder, use the "Backspace" key. You are returned to the previous level in the folder structure. 4.2.2 Ejecting USB Drives and SD The Android operating system requires that drives are ejected properly before removing them. If not done, re-inserting them in to the Polaris MINI or connecting to mobile devices or computers may result in all files appearing as though they have no data, or have a size of 0 bytes. Before disconnecting a USB drive or SD card, press or to “Backspace-Enter-U” “Backspace-Enter-3-6” it
4.2.1 Entering and Exiting Folders There are several ways to open a folder. Bring up the menu by pressing "F2". Select the "Open" option from the list and press "Enter". Press the hot key "Enter-O" to activate the "Open" command and open the desired folder. Finally, as described above, you can simply press "Enter" on the selected folder. To exit the current folder, use the "Backspace" key. You are returned to the previous level in the folder structure. 4.2.2 Ejecting USB Drives and SD The Android operating system requires that drives are ejected properly before removing them. If not done, re-inserting them in to the Polaris MINI or connecting to mobile devices or computers may result in all files appearing as though they have no data, or have a size of 0 bytes. Before disconnecting a USB drive or SD card, press “Backspace-Enter-U” or “Backspace-Enter-3-6” to it
BrailleSense_Polaris_MINI_User_Manual_English_international_V1_0_0_180221.docx