UPDATE FIVE: 3.70 Downgrade for All NOR Models – Teensy++ OR ProgSkeet | Downgrade v3.70 PS3 to v3.55

Downgrade v3.70 PS3 to v3.55 for use with Teensy++ OR ProgSkeet

Please note, as of 8/31/11,How to Downgrade v3.70 PS3 to v3.55 this guide has been updated with support for all NOR FLASH. Please see below for any further updates: News reaches us today Downgrade v3.70 PS3 to v3.55 for use with Teensy++ OR ProgSkeet, coming from Spanish site Elotrolado member, Dospiedras. He has released the tutorial a lot of us have been waiting for, 3.70 Downgrade for Fat/Slim NOR PS3 consoles, meaning this tutorial is for all those out there with later models that use 16mb NOR Flash. This tutorial can be followed with either the Teensy++, or the ProgSkeet.

3.70 - Downgrade v2

Before you start, find out, is your console: Downgrade v3.70 PS3 to v3.55? NAND or NOR?

SKU Models Use extreme caution when attempting this and be prepared to solder your console. shoe-promo.com Also, make sure you know for certain, that your model did not come with 3.56+ firmware stock. The following how to Downgrade v3.70 PS3 to v3.55 has been translated by jaker89 : Hello everyone, i finally got it, we have a Downgrade v3.70 PS3 to v3.55 for slims consoles , this time a bit different that i did with fat models, i made it by the two flashers, progskeet and teensy ++,dope We need: fat or slim console with nor updated to 3.70 “DO NOT TRY With ANOTHER VERSION”Solution to write and read the nor of the console (teensy + + flasher or progskeet) hxd program (which I use to edit hex) FlowRebuilder v.4.1.3.2 A cold beer (this is important) Downgrade v3.70 PS3 to v3.55 Downgrade.bin Http://pastebin.com/yuvJ5Leh First we dump our NOR with a flasher, the file size must be “16,777,216 bytes” no byte more or a byte less, take several to be absolutely sure of what you do. Get the dump “example jakemcallister.bin” and we have to get it in flowrebuilder to make it readable,the option is called bytereverse and extract nor dump we do it and we will have a file but the extension will be bin.REV open it with the hxd and take out our personal data of the console EID, BOOTLOADER, CSID and METLDR ,no need to put more data We get it with the following way:in this case we get our METLDR in our prepatched image for Downgrade v3.70 PS3 to v3.55 attached in this tutorial inside the folder where flowrebuilder had placed our.rev also has created another folder called “nameofthedump.EXT”in there are our personal files of our console and we need to get some to place em inside the pre-patched image that i attached Open the hxd and open downgrade.bin and the metldr file that is inside the folder asecure_loader, we pick the tab on the hxd metldr and copy all the HEX content to get in inside the downgrade.bin press control + g and write “810″thats the position(offset) of the metldr right click on the first line of the position 810 And choose “paste writing” and in the same way we introduce the other ones the files to get in are Downgrade v3.70 PS3 to v3.55 following : METLDR: offset“810″ size “E960″ BOOTLOADER_0 Offset“FC0000″ size “40000″ EID: Offset “2F000″ size “10000″ CISD: Offset“3F000″ size “800″ then we take the downgrade.bin with the saved changes and we get in flowrebuilder with the option bytereverse and extract nor dump This time the program will give us a error, but is a normal error, in fact is okay which Downgrade v3.70 PS3 to v3.55 and will give us a file called downgrade.bin.REV And thats the file you have to get in in the “flash” console if all went well at writing ,turn on the console and you will see in the screen press the ps button or in English push ps button, DONT PRESS ANYTHING, turn off the console and put it in factory service mode, once done we need to put the correct file system for 3.55 lv2diag of jaicrab Downgrade v3.70 PS3 to v3.55 without reader and a special cfw lv2diag:http://www.logic-sunrise.com/telecha…r-jaicrab.html cfw: http://pastebin.com/03MFDLGV turn on the console with the usbstick with these two files in the right usb port (in the last) of the console and it will shut down for 10 / 15 minutes, turn on the console without any usb connected to verify that you did it correctly it will take you to xmb, If all went well turn off the console and put your lv2diag FILE2 of this pack: http://pastebin.com/gGETcxMR the console will turn on for 20 seconds will turn off itself and CONGRATULATIONS you have your console in functional 100% and kmeaw cfw 3.55 100% Thanks to Downgrade v3.70 PS3 to v3.55 for PS3 Game players DiGiTaLAnGeL (Tester with progskeet) Glevand & mfw builder team (cfw) NDT (Assistant) is a very good person JaiCraB (lv2diag without reader) Robs1 (my guide with the nor flash) EussNL (his great support in the wiki that I use every day PS3DEVWIKI.COM) Defyboy (for creating ps3devwiki) To the whole channel #darkps3 from irc-hispano.org for their support and many hours of testing we have hit hard mother****ers! DemonHades (because if you had not post on your website the lie you said about me, I had not met DigitalAngel or uf6667and these two helped me a lot) greetings and from now on boot-promo.com I will resume my work with the dual nand and that dump 3.6x that gives me so many problems . Ive updated the position of METLDR that was misplaced offset” 810 ” E960″size] MAJOR UPDATE  :

PLEASE UPDATE NOTICE of Downgrade v3.70 PS3 to v3.55

i fixed metldr location and leght please update METLDR : offset “810″ size “E960″ this is dangerous error! please fix in the mainpage MAJOR UPDATE of Downgrade v3.70 PS3 to v3.55 – 2: We now have a correct and actual Spanish to English translation, thanks to mximposter. The above tutorial has been changed to represent both of these Major Updates with Downgrade v3.70 PS3 to v3.55 for using with Teensy++ OR ProgSkeet. This is mine translations that took me like one hour, i speak Spanish ( native language) … . ..Transaltions by mximposter to ps3hax.net my mail mxsaiyan@hotmail.com Sorry for missing punctuantions, im from my ipad . For future translations and if im able hit me up, this is my first help for the scene, thanks to everyone and keep moving forward MAJOR UPDATE for Downgrade v3.70 PS3 to v3.55 – 3: Dospiedras has released an application to automate the modification of the downgrade.bin file, over on PS3Hax. promo-lv.com Also, the guide has been updated again by PSX-SCENE member jaker89 aka Mximposter. please update main post with this : by psicoleo, uf6667 and I have made an application to automate the use hex editors to modify the downgrade.bin http://www.multiupload.com/AE8W5HADWM bytereversed you put your flash in donor and recipient and will downgrade.bin in the process hxd without … xD you not need hex edit anymore… and “If at any time during the Downgrade v3.70 PS3 to v3.55 DISPLAY RED (RSOD) STOP PROCESS IMMEDIATELY I WILL RELEASE A FIX SOON” Please be patient. Im Mximposter from ps3 hax for Downgrade v3.70 PS3 to v3.55, im from here also as jaker89 thanks for givin me credit and im here to say that i updated the translations cause last night i was sleepy and was from my ipad with a crappy text editor ,but for some reason i cant post and paste cause im new on posting it says this i made some pointings and corrections go check the updated translation Spotted mistakes i fixed and some pointings Before it said byteverse dump and extract Now byteverse And extract nor dump Got links (his paypal) Offset =position jakemcallister.bin is in his example josejuan.bin Nombredeldump.ext is in english nameofthedump.ext At the beggining Of the paragraph ..the solution to write and read the nor of the console it said “flasher progskeet or teensy ++” And its in the correct way by Downgrade v3.70 PS3 to v3.55 FLASHER TEENSY ++ OR PROGSKEET So what i understand here is that u need one of those NOT BOTH MAJOR UPDATE – 4: @_DiGiTaLAnGeL_ has contacted me via twitter to let me know he has uploaded a video proof/tutorial to go along with this guide, using the ProgSkeet option. PS3 Slim Downgrade v3.70 PS3 to v3.55 using ProgSkeet

MAJOR UPDATE for Downgrade v3.70 PS3 to v3.55 – 5: New method Downgrade v2 supports all NOR FLASH Write a new method consisting of 6 patches, this time we will use to edit the dump hxd original of your PS3 (make backup) steps : first check if our standards Dump bytereversed, to start patching the original dump.bin file we must first ensure that the beginning of the flash at offset 200 is readable “IFI” if instead you see “FI.I “Your rules need to patch it bytereverse before (a and go back to him to put it in bytereverse the console to be read again” FI.I “when we patched the files and offset’s a patch are these patch1: OFFSET 0C0010 Patch2: OFFSET 7C0010 patch3: OFFSET 80000 patch4: OFFSET A0000 Patch5: OFFSET 40000 patch6: OFFSET 60000 So easy, normal and cojemos the patch1 for example, copy content and paste it patch1 0C0010 writing and so the rest (the file size does not vary after the stripe) The rest of the downgrade is the same as before, factory mode, and pup jaicrab lv2diag nochecks.pup of the previous release fo Downgrade v3.70 PS3 to v3.55..

Read more:http://3dshunter.com/update-five-3-70-downgrade-for-all-nor-models-teensy-or-progskeet.html