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1.5 to 3.52 m33-4 to 3.71 m33 =brick

Discussion in 'Sony PSP - Mod and firmware discussion' started by papampam, Oct 26, 2007.

  1. papampam

    papampam Member

    Jul 19, 2007
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    i did brick a psp upgrading it to 3.71 M33

    then i have unbrick it with the effort and help of "msdn" using

    pandora gui 1.5

    to 1.5 then 3.52 M33-4 but when i up grade it to 3.71 M33

    still it end up to a brick psp

    there a msg before the start of the upgrade

    incorrect key location ect. ect. contact the service provider or sony i guess i cant realy remember what the exact words i have seen

    but one thing is different about this psp the brightness

    when i press it 3x the screen turns to black and a one more press it turns back to the brightest screen

    can anyone help me with this

    i realy want to change it to 3.71 m33
  2. chwoolgar

    chwoolgar Regular member

    Sep 18, 2007
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    This happens on 3.52 M33 to a lot of people, update to 3.52 M33-4 (Found in the link in my sig - Ultimate Downloads PSP Apps) then try to upgrade to 3.71 M33-2. Try getting the files needed from a more trusted website eg. PSP-Hacks.com

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