Instructions
Power off the PSP and lift the card slot cover located on the left of the device.
Push the memory card to eject it, and gently pull the card out with your fingers.
Slide the card's switch to the right to disable the card's lock.
Insert the memory stick into the card slot with the printed side face down until it clicks into the slot.
Push the card slot's cover back onto the PSP. Press the "Power" button on the PSP.