Lenovo ThinkPad X230 Tablet - Manual (Page 97)

Removal steps of thermal fan assembly
1
Step Screw (quantity) Color Torque
1 M2 × 3.5 mm, flat-head, nylon-coated (1) Silver 0.181 Nm
(1.85 kgf-cm)
2
3
When installing: Ensure that the connector is attached firmly to the system board.
Chapter 9 . Removing or replacing a FRU 91