[pereb27]

Originally Posted by LordX QA downgrade not reset the syscon ? QA downgrade option made by sony , so I guess syscon must be reseted too. anyone tested? neutrel idea is ( same as mine , but I google first and found this topic ). downgrade from any high firmware to 3.55 lv1 patched. then use QA downgrade to 3.41 and hope syscon will be reseted by QA. if it works he can upgrade to 3.55 TB edition and enjoy TB hack. haxxxen you did this downgrade ? used QA method ? so who is going to test this ? ( not need any ideas or bull**** just real test report ).

No, QA downgrade will not reset the syscon.
Basically when you update to 3.56, the syscon is "told" not to accept any 3.55 or lower update. When you install a firmware and it tries to update the syscon, syscon will reject the update.