*SD card missing error usually means a displacement of the SD card inside the FMX640 device or the ADAS camera itself. Another issue to check is the formatting of the card which is not read by the device, therefore we suggest formatting the SD card to FAT32 format before inserting it into the device. | *SD card missing error usually means a displacement of the SD card inside the FMX640 device or the ADAS camera itself. Another issue to check is the formatting of the card which is not read by the device, therefore we suggest formatting the SD card to FAT32 format before inserting it into the device. |