I have the first phones that is week 27... i mistakenly upgraded to 1.1.3 ...
i have read the forums and people were sucessfull to downgrade bl3.9 phones to 1.1.1 or 1.0.2
But in my case its week 27 and BL3.9 i cannot downgrade to any version
i always get the error
"The iPhone "iPhone" could not be restored. An unknown error ocurred (1)"