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afterdawn.com > forums > consoles > sony psp - mod and firmware discussion > is there a complete walk through to down grade
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is there a complete walk through to down grade
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jclape
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13. September 2007 @ 19:58 _ Link to this message    Send private message to this user   
i was wondering if there was a walk through for all firmware verions using pandoras bat. also the software i would need to download basically everything to get started i already have a 3.52 m33-4 psp so i think iam half way there
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13. September 2007 @ 20:11 _ Link to this message    Send private message to this user   
HERE is a guide on how to create the pandora Battery unbricker/downgrader.
jclape
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14. September 2007 @ 08:06 _ Link to this message    Send private message to this user   
after the battery is made is there a walk through to bring the psp back to 1.5 then up to 3.52 m33-4
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14. September 2007 @ 08:20 _ Link to this message    Send private message to this user   
To bring the PSP back you will need to place the Pandora Battery in the Bricked PSP. The power led should turn on. Now insert the Magic memory stick and the USB WiFi leds should flash and the menu will come up. If you don't see the menu hit the brightness button.

When the menu comes up press X to install the 1.50 firmware.

After the 1.50 firmware is flashed re-place the Pandora Battery with the normal 1.

Here are the files you need to update to 3.52 M33 then 3.52 M33-4. Make sure you upgrade to 3.52 M33 first before installing M33-4. Read the read me file in the 3.52 M33 file you download on instructions to upgrade.

3.52 M33 HERE

3.52 M33-4 HERE

3.52 firmware HERE

1.50 firmware HERE

This message has been edited since posting. Last time this message was edited on 14. September 2007 @ 08:21

jclape
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14. September 2007 @ 08:31 _ Link to this message    Send private message to this user   
thank you very much i can not say enough about how helpful you guys all are with helping people like me understand how to do this stuff
thanks again
Jay
jclape
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16. September 2007 @ 20:24 _ Link to this message    Send private message to this user   
quik question i downloaded all of the firmware to a folder once i go back to 1.5 with the batery do i go right to the 3.52 then to the 3.52 update then to the 3.53 m33-4
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16. September 2007 @ 20:28 _ Link to this message    Send private message to this user   
from 1.5, you update to 3.52 m33. after 3.52 m33 is on the psp, update to 3.52 m33-4. DO NOT UPDATE TO OFFICIAL 3.52.

ps2: v7 scph-39001 - independence exploit - hdloader 0.8c - maxtor 300gb hdd
(+[__]%) psp slim ta-085v1: 6.60 PRO B10
wii (powered by bootmii/priiloader): 4.1u - d2x v10beta53-alt (base 56) - configurable usb loader v70r51/devolution r188 - wd scorpio black 7200rpm 320gig w/ ams venus ds2 enclosure

got a whole lot more to list . . .
jclape
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16. September 2007 @ 20:46 _ Link to this message    Send private message to this user   
how do i know if it is official or not he gave me two 3.52 firmwares to download not sure which one to use one is a folder that says psp 352 update the other says psp 3.52
AfterDawn Addict
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16. September 2007 @ 21:15 _ Link to this message    Send private message to this user   
Originally posted by larrylje:

3.52 M33 HERE - custom firmware

3.52 M33-4 HERE - custom firmware update

3.52 firmware HERE - official

1.50 firmware HERE - official


when you download the two official firmwares, rename them to 352.pbp and 150.pbp. copy them to MS:\PSP\GAME150\M33CREATOR.

ps2: v7 scph-39001 - independence exploit - hdloader 0.8c - maxtor 300gb hdd
(+[__]%) psp slim ta-085v1: 6.60 PRO B10
wii (powered by bootmii/priiloader): 4.1u - d2x v10beta53-alt (base 56) - configurable usb loader v70r51/devolution r188 - wd scorpio black 7200rpm 320gig w/ ams venus ds2 enclosure

got a whole lot more to list . . .
AfterDawn Addict
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16. September 2007 @ 21:20 _ Link to this message    Send private message to this user   
Download the 3.52 M33 CFW linked above. Extract the file.

Download both the 1.50 and 3.52 firmware. You need to re-name the 3.52 firmware to 352.PBP the 1.50 firmware to 150.PBP. Then add them to the M33CREATOR folder.

Now copy the M33CREATOR folder and the kxploitpatcher and kxploitpatcher% folders to the PSP MS directory of ms0:/PSP/GAME folder.

Now go to Game Menu Memory Stick and run the KXploit Permanent Patcher. It should run and say patched successfully and reboot back to the XMB.

Now go to game Menu Memory Stick and run the M33CREATOR.

After you run the M33CREATOR it should reboot back to the XMB. It should have created a 3.52 M33 update which you need to select in the Game Menu Memory Stick.

It will flash the files to the PSP and you should be at 3.52 M33 firmware. If it is then format your MS.

Now extract the 3.52 M33-4 update.

Drag the PSP folder inside that update folder into the root of the MS overwriting the files when it asks you to. Now go to Game Menu Memory Stick and run the m33-4 update. This will only take a few seconds.

After the update is finished check and make sure it says 3.52 M33-4 for firmware. If it does say 3.52 m33-4 then format the MS 1 more time.

You are now updated to 3.52 M33-4.
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jclape
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16. September 2007 @ 21:35 _ Link to this message    Send private message to this user   
thanks again i have every thing set so i can do it right now just have to wait for my daughters psp to get here she had to have one after i got one for my son.
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