Things You'll Need
Instructions
Plug the small end of the USB Cable into the top of the PSP and the large end into the USB port on your computer.
Connect to your computer through the settings tab on the left side of your PSP screen. Click on "USB Connection."
Go to your computer once the PSP is connected. Open the root of your PSP through "My Computer" and select the drive to which your PSP is connected.
Navigate from the root of your PSP to the "GAMES150" folder.
Download the PDF Viewer Application for the PSP and extract all of the folders into GAMES150.
Make another folder on the root of your PSP named "PDF." Place all of your PDF files into that folder.
Exit "USB Connection" mode on your PSP.
Go to the bottom folder in the Games tab. You will see a new application named Bookr, BookReader, AdobeReader or something similar.
Open the application to view all of your PDF files.