Sony PCG-F420 - Manual (Page 42)

VAIO ® Notebook User Guide !
To remove a PC card
1
Close any applications that are using the PC card.
2
Click the PC card icon in the taskbar and close the card window.
3
Pull the PC card release button up and press it in toward the
computer.
4
Gently grasp the card and pull it out.
5
Insert the PC card slot protector back into the empty slot.