Lenovo ThinkPad T540p Hardware Maintenance Manual page 75

The screws securing the keyboard are beneath the keyboard frame. To reveal the screw heads beneath the
frame, use the flat end of the multi-tool in the shipping package of the new keyboard to slide the keyboard
forward by 2.5mm (0.1 inch).
1
Use the cross end of the multi-tool to loosen the screws.
2
.
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Chapter 9 Removing or replacing a FRU