Things You'll Need
Instructions
Plug the small end of the USB cable into the port on the top of the PSP. Connect the other end to a computer or other device with a powered USB port.
Turn on your PSP. If you've already set up automatic USB connection on your PSP, it will begin charging automatically.
Scroll left to the "Settings" column and scroll down to "System Settings." Press "X" to enter the options.
Scroll down the options to "USB Charge" and press "X." Highlight "On" and press "X" again.
Press "O" to back out of "System Settings" and scroll up to select "USB Connection." Push "X" to start the connection and begin charging.