Lenovo ThinkPad T530i Hardware Maintenance Manual page 111

Removal steps of system board and magnesium structure frame
Step Screw (quantity)
2
Hex stud, nylon-coated (2)
3
M2 × 3 mm, wafer-head, nylon-coated (1)
4
M2 × 7 mm, wafer-head, nylon-coated (2)
When installing: When you replace the system board, attach thermal rubbers as shown in the following
illustration. Depending on the models you are servicing, the number of thermal rubbers are different. Check
the thermal rubbers on the old system board, and find duplicates of them in the new FRU package and
apply them to the new system board.
Color Torque
0.392 Nm
Silver
(4.0 kgf-cm)
Silver 0.181 Nm
(1.85 kgf-cm)
Silver 0.181 Nm
(1.85 kgf-cm)
.
Chapter 10 Removing or replacing a FRU
105