XBMC4Xbox

i have a x3cp xbox that gives me a error code 16
the modchip works blue led ! but the front panel has no life lcd is off and als to fron panel leds !
the xbox is almost new en never been used !! i chekked the cables they all look oke incl the caps !!
how do i get in the secret menu

chekked all the cables nothing the xbox is like new inside !! cables are all intact no rust nothing
wierd

nothing is working i turn on the xbox after couple of sec flashes red and green ! than asian text with code 16
i tried another hdd same thing ! tried slave master cable select same thing ,tried pressing the eject and power button does nothing !!
i chekked the cables all are new and wel connected !! the xbox is like new inside and outside its a green front panel !!
holding the whitebutton does nothing !! long press or short press on the power button and eject button does nothing !! the modchip is active blue led ! i chekked the lcp connection all looks good like new !! chekked solder all looks good !! iam lost
i tried booting a autoinstaller nothing !

its a 1,6 xbox the front panel leds are not working i dont think a flashbios is installed
does not want to power on anymore !! i tried 2 working psu nothing !!

iam going to sell it if any one wants it !! i know its someting small to fixx
i dont know how to post pictures it comes with 160gb hdd !!
is brand new inside and outside the lcd screen is new 0 scratches

xbox is working again wierd !! still not booting and front panel is turned off
code 16

https://www.youtube.com/watch?v=PzzVzoWsp_0