By default, U-Boot environment is configured to retrieve Linux kernel image stored in the microSD card. In turn, Linux kernel shall mount root file system from the    U-Boot automatically runs the autoboot macro, that loads the kernel and launches it with the options for mounting the root fi le system from the <code>mmcblk0p2 </code> partitionof the [#XUELK_microSD_Layout microSD card itself]. At the end of the boot process, a demo application is launched and you can interact with the system using the touchscreen.Moreover, the Linux shell is shall be available on the serial console. Lastly, both telnet and ssh services are available to connect to the system through the network.