ENVI Series: VTD-MV-VN / VTD-MV-VRN
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If entire SD information is showing “-NONE-” this means SD card is not formatted, in this case click
back button followed by clicking SD Status & Format
Click on “1
st
SD” and the following screen will be displayed
Note: Be sure to turn off the device before installing a SD card. Otherwise, the SD card
may become defective. Always check the recommended type of SD card because
non-conforming SD cards can cause abnormal behavior of the system.