You’ll need to use a Pandora battery for all models except those with a TA-88v3 motherboard (some versions of the PSP-2004, the PSP 3000 and up). You can view your PSP model at the bottom of the device.To check if you’ve got a TA-88v3 motherboard, look for a white sticker on your box and look at the printed letter.Once you are done, you can follow these steps to make a Magic Memory Stick without the use of a CFW PSP.Of course it could also happen that you don’t have any friends with a (custom firmware) PSP, nor a spare battery. If you have one in your possession, use the below steps to make yourself a Magic Memory Stick If you don’t have a CFW PSP you can use to mod your batteries, you probably won’t have a PSP to make you a Magic Memory Stick either.Also check the Formatting checkbox and choose to add the 1.50 Kernel addon if you have a fat PSP.Now, to make your MMS, just press the big button at the lower right. Make sure you have your Magic Memory Stick inserted and put in your battery, a black and white menu should pop-up.
They reprogrammed the PSP battery (naming it Pandora Battery), which enabled them to overwrite the PSP’s flash memory.
Homebrew are applications developed not by Sony, but by the community.
The different types of homebrew applications range from text editors to ISO loaders.
This will indicate your firmware, as well as your production line and thus your motherboard.
LEGAL DISCLAIMER Using these methods is 100% legal (although Sony obviously doesn’t like it), but it CAN brick your PSP (every model except the PSP-3000 can be unbricked using a working Pandora Battery, though).