IBM ThinkPad T43 Hardware Maintenance Manual page 144

Removing and replacing a FRU
Step Screw (quantity)
9
Hex stud (2)
10
M2.5 × 3 mm, bind-head,
nylon-coated (1)
When installing: Attach the system board so that the two
138
MT 2668/2669/2686/2687
small projections on the base cover fit
into the holes provided, and then secure
the system board with the screw.
10
9
11
Color
Silver
Gold
Torque
0.392 Nm
(4 kgfcm)
0.392 Nm
(4 kgfcm)