Remove The M.2 Solid-State Drive Thermal Pad - Lenovo Thinkbook Series Hardware Maintenance Manual

Figure 13. Peel the sticker and remove the SSD foil from the SSD.
Go to
https://support.lenovo.com/partslookup
replacement parts:
M.2 solid-state drive
SSD 2242 (2280) AL foil

Remove the M.2 solid-state drive thermal pad

Make sure the following FRU (or CRU) has been removed.
"Remove the lower case" on page 28
"Remove the M.2 solid-state drive" on page 33
Step 1. Remove the M.2 solid-state drive thermal pad.
Figure 14. Remove the M.2 solid-state drive thermal pad
to look up the Lenovo part numbers of the following
.
Chapter 4 Removing a FRU or CRU
35