WinCE6 mini6410

abbas1371sa
Hi
I have a mini6410 but can't install WinCE6
I use SD-RAM 256MB & DNW 0.5A & superboot-20110405
In dnw :

F > Format Nand 
N > Nboot WINCE
L > Logo
W > Win CE NK.bin

I problem in NK.bin file
after download nk.bin file system can't boot win ce6 and DNW show this
message:

WinCE 6.0 nboot for Mini6410
Reading...Load Windows CE NK Error