Killed W550i ,help

[zonetrichur]

hallow,yesterday i posted the"w550 white screen doubts"in two sections of this forum.one is HERE and other is USB SMART section.W 550 I White Screen Doubts
w550 i white screen doubts
yesterday i got first two answers in usb smart section and one in se section.se section answer is zuleas software procedure.that is 7 steps procedure.i posted this post because of many of them have errors and difficults in this 7 steps(i understood it from reading w550i complaints).so i posted this post to any different way.yestrday i got again zuleas 7 step procedure.
so i think no any way and forward this 7 step procedure.in fourh step i make a mistake.then i suddenly disconnected set .it leads to me a big problem
.i try again fourth step to continue.no scope.an error 320....then i decided to start again from first step,it also shows an error 300312.that is my set can not able to flash.
today i read zuleas simple procedure FOR MY QUESTION IN USB SMART
1. You not need to use testpoint
2. For white screen, just flash MAIN + FS + complete with R4CB020
3. Here is attached new version for language pack description
now my set was dead and no way to flash.what i do to back it in to on.