Lenovo ThinkPad L420 User Manual page 120

2. Close the computer display, and turn the computer over.
3. Remove the battery. See "Replacing the battery" on page 89.
4. Loosen the screw on the slot cover and remove the slot cover.
5. Remove the screw and the mSATA solid state drive pops up. Remove the mSATA solid state drive.
6. Align the contact edge of the new mSATA solid state drive with the corresponding socket and pivot
the mSATA solid state drive until you can snap it into place. Secure the mSATA solid state drive with
the screw.
102
User Guide