Lenovo ThinkPad T400s 2823 Hardware Maintenance Manual page 127

Table 26. Removal steps of system board, fan assembly, and 34-mm ExpressCard slot
frame (continued)
Step Screw (quantity)
M2 × 3.5 mm, big-head, nylon-coated (3)
1
M2 × 6 mm, bind-head, nylon-coated (1)
2
In step 4 , remove the system board and fan assembly together from the base
cover assembly.
1
2
4
1
1
Color Torque
Black 0.167 Nm
(1.7 kgfcm)
Black 0.167 Nm
(1.7 kgfcm)
3
Removing and replacing a FRU
119