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Table 25. Removal steps of system board, fan assembly, and 34-mm ExpressCard slot
frame (continued)
1
1
1
2
2a
Note: Step 2a is only for ThinkPad T410s and T410si.
Step Screw (quantity) Color Torque
1 M2 × 3.5 mm, big-head, nylon-coated (3) Black 0.181 Nm
(1.85 kgfcm)
2 M2 × 6 mm, bind-head, nylon-coated (1) Black 0.181 Nm
(1.85 kgfcm)
2a M2 × 6 mm, bind-head, nylon-coated (2) Black 0.181 Nm
(1.85 kgfcm)
In step 4, remove the system board and fan assembly together from the base
cover assembly.
3
4
Removing and replacing a FRU 123