Lenovo ThinkPad T420 User Manual page 147

7. Align the contact edge of a new mSATA solid state drive with the corresponding socket.
Notes:
• You can also replace the mSATA solid state drive with a Wireless PCI Express Mini Card for Wireless
WAN.
• To install a new PCI Express Mini Card, refer to "Installing and replacing the PCI Express Mini Card
for wireless WAN" on page 137.
8. Pivot the card downward (1) until you can snap it into place. Secure the card with the screw (2).
.
Chapter 6 Replacing devices
129