Lenovo ThinkPad L14 Gen 4 LTE User Manual page 56

• Do not touch the contact edge or circuit board of the M.2 solid-state drive. Otherwise, the M.2 solid-state
drive might get damaged.
• Do not make the M.2 solid-state drive subject to physical shocks or vibration. Put the M.2 solid-state drive
on a soft material, such as cloth, to absorb physical shocks.
For access, do the following:
1. Disable the built-in battery. See "Disable Fast Startup and the built-in battery" on page 41.
2. Turn off the computer and disconnect the computer from ac power and all connected cables.
3. Close the computer display and turn the computer over.
4. Remove the base cover assembly. See "Base cover assembly" on page 46.
Removal procedure
Notes:
• A mylar film might cover the M.2 solid-state drive bracket. To access the M.2 solid-state drive, peel off the
mylar film first. Do not damage the mylar film and attach it in place after installation.
• There might be thermal pads on the top and under the bottom of the M.2 solid-state drive. When replacing
the M.2 solid-state drive, peel off the thermal pad on the M.2 solid-state drive and attach it in place after
installing the new M.2 solid-state drive. Ensure that the thermal pad under the M.2 solid-state drive stays
in its place and is not removed.
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ThinkPad L14 Gen 4 and L15 Gen 4 User Guide