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Old 04-15-2012   #289
euss
Homebrew Developer
 
Join Date: Nov 2010
Location: ps3devwiki.com/wiki/User:Euss
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Originally Posted by playerkp420 View Post
Thanks for your input. A lot of good info there. I am going to add your post to the OP.
Sure, no problem. Just helping out where I can


OK, i've read all 29 pages and these kinda stood out, they may already be solved long time ago, I just like a topic with all questions answered
Originally Posted by playerkp420 View Post
I believe the backups bios and the wire are only needed just in case you brick.
Correct, for normal downgrade it is not needed. E3 debricking: The SBE wire releases the flashbus by pulling down Tristate to ground, so the E3 can use it. It is also handy if you want quickly to be able to reflash with a manual prepared flash .bin

Originally Posted by * PLAYER 1 View Post
The new method to enter FSM using a .pkg is not valid to downgrade after flash, cause it need you press PS button when you shouldnt do that.
Actually, it is not valid, because you need a 3.55 firmware on the XMB to start to use it. As your last run version was 3.56+ those keys are revoked and will only work after flash was downgraded (but to get to install and run a package, you need XMB and that needs reinstallment of firmware in service mode -> chicken + egg).

Originally Posted by * PLAYER 1 View Post
I dont know if there are 3.56 minimum version ps3, but in that case JFW 3.56MA is the natural choise.
1. Known minver locks are:
- 1.00
- 1.90
- 1.97
- 2.30
- 2.45
- 2.70
- 3.20
- 3.40
- 3.50
- 3.56
- 3.60

2. Imo (You will have much more joy on latest FW and all your games + PSN working then you will have with 95% of your homebrew having problems on JFW 3.56MA) there is no reason to use JFW 3.56MA, it is marked "bad idea" for good reason in ps3devwiki.

Originally Posted by tyxaioonoma View Post
ROGERO_CFW3.55-V2-4.00SPOOF_PS3UPDAT.PUP or can i use KMEAW_CFW3.55_NO_CHECKPS3UPDAT.PUP?
KMEAW_CFW3.55_NO_CHECKPS3UPDAT.PUP is not proper and will give trophy errors because of (specifically SS patch) its large block of OtherOS++ patches. Therefore, using latest Rogero build is imo the best proper downgrader PUP of choice, after that, dehash and you can install whatever you want.

Originally Posted by ahmed73 View Post
wanted to put kmeaw 3.55, went into recovery mode, put kmeaw cfw 3.55, on usb flash drive, selected option 6 from recovery menu. same surprise, system came back to ofw 2.56.
It can only install another version if that was present in the system somewhere (e.g. CompactFlash, SD, MemoryStick, USB harddrive, Previously stored in QA FW harddrive folder, BD/DVD/CD drive or other file/folder on USBstick. See also: PUP Installation locations. Golden rule: always remove all other storage devices and only have a PUP where you WANT it.

Originally Posted by ahmed73 View Post
I guess each machine has its own minimum firmware backup built-in somewhere, from where it resets itself.
The backup of both CoreOS in ROS of flash is not enough to get a console running on XMB, as 99% of the firmware is not even in flash but on harddrive and in most cases, esp. newer versions, errors out with BSOD/RSOD on version mismatches.

Originally Posted by tantu View Post
ok playerkp420 i see in e3 flasher site they enable system update in system debug first before doing downgrading is it must to do or not
That option only enables the copy of multiple firmwares to a local folder on harddrive, see here. It has nothing to do with enabling QA Recovery Downgrade (which is QA-flag extra) and which does not need any button combo to enable.

Originally Posted by nzie View Post
got a ps3 with rsod error while booting up ps3 before entering xmb.can i downgrade the console with e3?
RSOD will not prevent you from downgrading. RSOD can be solved (provided it is not caused by bad hardware) with : RSOD Fix with lv2diag.self for RSOD Fix

Originally Posted by lrtopshot View Post
does anyone know you can still dual boot after doing this ?
Yes, even when not natively supported by hardware, it is pretty easy to dual swap.

Originally Posted by MajorDisaster View Post
Buying a Cobra USB soon, That has a downgrade option right?
Yes, just select it with switch on the side.

Originally Posted by Asure View Post
For example, a user account with act.dat and rif files you could use to backup your legally purchased PSN games with ReactPSN?
Several problems:
- Backup Utility does not backup DRM locked content
- FTP backup on 3.56+ not possible
- QA will destroy ACT.DAT file (therefore, for NOR consoles that need to keep that data, reFSM for dehashing is a better option or backup that perconsole/peruser data before dehashing with QA).

Originally Posted by Snails Inc View Post
Does this methode also works with progskeet instead of e3 flasher?
All downgrades are in hearth the same (in fact, it has not changed since 2.4x first JIG leak or 3.41 PSJB + FOSS PSgrade), besides differences in hardware to accomplish certain steps (like dumping + reflashing prepatched). That is why on ps3devwiki, validating and downgrading itself are universal pages, and dumping/flashing is bounded together on the Hardware Flashing page and from there splitted to the specific hardware pages (Infectus, Noraliser, NorWay with Teensy 2.0 ++, Progskeet, PNM, PIC32MX, E3 etc). Dehashing is universal and nonflasher related (both the reFSM and the QA method).

Originally Posted by p0c4 View Post
is there another way to downgrade to 3.15 with e3 flasher to remarry drive? thanks for ANY help
Only if console is capable of running 3.15 - but old remarry did not need console on 3.15 but on 3.50 or lower. But that is all archaic now: you do not need to downgrade below 3.55 to remarry anymore: Remarry files for 3.55 and lower

Originally Posted by Zirak View Post
Is there some sort of indicating that it's actually updating or something?

(Also, I've tried installing 4.10 on my HDD because thats the version my PS3 has but it keeps failing on update at 99%)
USB + HDD Activity LED and a log in root of USB Stick when using Service Mode. In your case it did not install, errored out and thus halted install without poweroff.

Originally Posted by playerkp420 View Post
(Except for the qa flag, do not ever run the qa flag app again, or I believe you will brick).
If QA-toggle was used to dehash and nondowngrader patched firmware installed, then using QA-toggle again to remove QA flagging, will not brick it.

Originally Posted by Chovoman View Post
Can I flash that e3_downgrade.bin file on any PS3 fw version?
Downgrade will always be firmware independant, as it completely replaces CoreOS in ROS and Revoke in trvrk areas inside flash at fixated locations. So even if your console gets updated to 9.99 it should be downgradeable to 3.55 again with hardware flasher methods.

Originally Posted by playerkp420 View Post
The e3 linker is not needed for nor models. It works for nand or nor chips, but you have to solder to all the points on the motherboard.
Wrong: the E3 linker is a NOR only clip that can be clipped onto the flash of NOR consoles. The subboard can then be used to solder to a NOR capable flasher. In no way are ps3 motherboard norpoints used (besides maybe Tristate/SBE point).

Originally Posted by playerkp420 View Post
I'm not sure what that reset button does.
On press, it disconnects SATA power.

Originally Posted by playerkp420 View Post
I think the solution was to make sure it is scratched out deep enough between point A and B
Warning: PS3 motherboards are 8 to 10 layers, so do not scatch too deep, as you will easily destroy layers below it.


Originally Posted by dubakak View Post
problems with dualboot starts after installation jb2usb cfw instead of default rogero 3.55 cfw
jb2usb fw is not downgrader patched and thus bricks on syscon checks. Enable QA on Rogero, then install jb2fw to workaround that issue.

Originally Posted by dvd View Post
-Do i need to do the QA flag step if i am using the E3's TB CFW no check? Or should i do it anyway to future proof.
Enabling QA gives you some extra debricking options, prevents some sorts of bricking too. Plus you get nice options, therefore no reason to not use it

Originally Posted by dvd View Post
i heard the PSjig software only works on PS3 console that are <FW3.55? as my PS3 were on 3.7x, will it still work and get me into service mode?
If flash is downgraded, the PSgrade/JiG will work again. You cannot enter service mode on 3.56+ as we do not know the dongle authentication key for those versions (atm).

Originally Posted by nzie View Post
is it possible to qa flag from 3.55 to 3.50 instead of 3.41?
Sure QA-toggle works on all 3.41/3.50/3.55 firmwares with mmap114+ peek/poke enabled (that includes Rogero builds). Lowest downgrade /with/ QA seems to be 2.50/2.70 (at least on my 1.00 capable CECHC04's),

Originally Posted by playerkp420 View Post
If you flashed a bad backup to the ps3's nor, and don't have a good one(from the same console), then I dont think it can be recovered.
100% correct, that is why Validating flash dumps is so important, to prevent permabricking and making sure the user has a good backup to use for debricking.

Originally Posted by helooth View Post
Yes, I know it, but I need this dump , I know what I am doing : CECH-2504B , So can you help me & share the link of this valid dump ?
Never. 0% chance. See above and the nice red in the Flash table. Bootldr, metldr and alot of other regions in the flash are perconsole and peruser encrypted, not exchangeable and unique for every one of those millions of consoles.

Originally Posted by playerkp420 View Post
I am not sure about Nexus One, but there is a list of devices you can use, somewhere. Search for psfreedom compatibility list.
My old list might be handy.


Originally Posted by redmarine View Post
Anyone know where I can get Lv2Diag.self and R_CFW_v3.1_PS3UPDAT.PUP from as per step 11 Part 1 Downgrade to Rogero v3.1 w/ 4.11 Spoof?
downgrader lv2diag.self's will be here: http ://www.ps3devwiki.com/files/lv2diag/3.55%20downgrader/
downgrader firmwares will be here (including latest Rogero build) : http://www.ps3devwiki.com/files/firm...EX/Downgrader/

Originally Posted by mage333 View Post
I have CECH-2503B (320GB) PS3 with Datecode 1a. I cant downgrade to 3.55 and I get immediate shutdown of PS3 after running e3_downgrade.bin. Anyone have any idea if it is possible to downgrade?
Only if your bootldr and your metldr are marked "OK" in green in this metldr/bootldr table (compare with your own flashdump) then it is possible to use the Manual ps3devwiki method with Flowrebuilder + E3 autopatches
If your bootldr / metldr is marked red in that table, then it is not possible to downgrade to 3.55.

Originally Posted by moskvichh View Post
Manual says, that i need to downgrade again it to 3.41 OFW and than i can update to any 3.55 CFW.
Manual is flawed. You just need reFSM or QA with nonpatched firmware to dehash.

Originally Posted by Tokobo View Post
because I downgraded from 4.11 Demo firmware with the e3
If you have a Kiosk/Demo/SEX console, then you need to kioskify downgrader firmware or downgrader patch a Kiosk/Demo/SEX firmware. In both cases PS3 MFW Builder can be used.
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