Fix iTunes Error 1600 on 4.3 Firmware

[sukhbira]

Fix iTunes Error 1600 on Windows:

1. Download iREB for Windows from here
2. Connect your iDevice to your PC via USB cable.
3. Close iTunes window if already opened.
4. Launch iREB and click on the name of your iDevice.
5. Now use the following instructions to put your iDevice into DFU mode:
   • Hold down the Home+Power button simultaneously for 10 seconds.
   • After 10 seconds, release the Power button but keep holding the Home button until iREB detects your iDevice in DFU mode.
   • As soon as iREB will detect your iDevice in DFU mode, it will patch the iBoot using Limera1n exploit.
   
6. Once patched, iREB will confirm you that your iDevice has been put into Pwned DFU Mode.
7. Leave your iDevice connected to your PC and restore it using iTunes