Without the awesome work from the PSxploit team, this would not have been possible, Huge shout and many thanks to STLcardsWS, Habib, Esc0rtd3w, bguerville, Coro and others, the list is long..........
The difference between the method sanity1123 provided and the method used was the NOR Flasher...
Wow, Thank you. Was given a Phat CECHK03 last week with OFW 4.76, currently own slim CECH2003A with HFW 4.89 with HEN. Followed the tutorial from the OP with a few adaptations. OFW 4.76 > OFW 4.85 > HFW 4.85 > HFW 4.85 > Patched using NOR_NAND Writer v. 2.0.2 from a thread from this website...