RGH How to write the stock ECC back to Fat Falcon with JR?

[Perroti]

I have a FAT xbox 360 Falcon V1. I write de RGH ECC in to nand.
I make 2 nand dumps before.
How to write the original ECC usinng the original dump nand and JR back to XBOX?
The Xell reloaded didn`t run.
Dash 17511, CB 5774. Thanks.

 

[Joo C]

Select 'load source' in JRunner, navigate to nanddump and select it. Select Retail at the top of JRunner and select 'write nand'