XPEnology with Netgear RNDU 4000

[yop]

Hi,

 

I need help for install XPEnology 5.2 in my nas Netgear RNDU 4000

I see another post : http://xpenology.com/forum/viewtopic.php?f=2&t=2565 but missing step.

 

It's possible to install XPEnology and reboot without usb.

 

And my second problem is fanspeed. I see this another post but i can't