User's Manual

3.2 Upgrading u-boot
3.2.1 Checking tftpserver
Make sure there is a file named “firmware_lx2160ardb_rev2_uboot_xspiboot.img” under
directory“Current Directory”.
Current Directory: uboot image file directory
Server interface: tftpserverip.
3.2.2 Operaton on u-boot interface
Step 1.
As gNB is booting, when there is a prompt“Hit any key to stop autoboot: ”，press anykey to
enter u-boot command line.