LININO Reboot button ... ... Failed!!!

Hello,

I have followed the instruction and tried to Reflashing the OpenWrt-Yun image on the Yún as the link below.

but Failed. Then I push the LININO Reboot button, The USB led always goes high …

Now, The “LININO Reboot button” never get any response again … …

How can I fixed this problem? Please help … …

Thanks a lot.