i have an iphone 2g
i updated to 3.0 and as i guessed it locked it to emergency call where i could only recieve calls and look at txts.
then i did quickpwn jailbreak to 1,3.0 and it told me to upload the bootloaders .39 and .46 it also gave me the option to add cydia unlock iphone and UNCHECK THIS. i hit uncheck this and added cydia
it went to the PSOD and no bars/ no service i downloaded itunes 8.1 and i need the steps to downgrade my fw so i can use my phone again plsssss help thanks