Lenovo 21BV00HDCA User Manual page 69

3. Close the computer display and turn the computer over.
4. Remove the base cover assembly. See "Base cover assembly" on page 50.
Removal procedure
Type 1
Type 2
Remove the screw and remove the M.2 solid-state drive bracket, and then remove the M.2 solid-state drive.
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Chapter 6 CRU replacement
63