Lenovo 2904G2U User Manual - Page 132
Turn the system board over, and then disconnect the fan assembly from
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Table 25. Removal steps of system board, fan assembly, and 34-mm ExpressCard slot frame (continued) Note: The steps from 5 to 7 indicate the removal steps of fan assembly, and those from 8 to 11 indicate the ones of 34-mm ExpressCard slot frame. 5 5 5a 5 Note: Step 5a is only for ThinkPad T410s and T410si. Step 5 Screw (quantity) M2 × 3.5 mm, big-head, nylon-coated (3) Color Black 5a M2 × 3.5 mm, big-head, nylon-coated (1) Black Torque 0.181 Nm (1.85 kgfcm) 0.181 Nm (1.85 kgfcm) Turn the system board over, and then disconnect the fan assembly from the system board. 6 7 124 ThinkPad T400s, T410s, and T410si Hardware Maintenance Manual
Table 25. Removal steps of system board, fan assembly, and 34-mm ExpressCard slot
frame (continued)
Note:
The steps from
±5²
to
±7²
indicate the removal steps of fan assembly, and
those from
±8²
to
±11²
indicate the ones of 34-mm ExpressCard slot frame.
5
5
5
5a
Note:
Step
±5a²
is only for ThinkPad T410s and T410si.
Step
Screw (quantity)
Color
Torque
±5²
M2
×
3.5 mm, big-head, nylon-coated (3)
Black
0.181 Nm
(1.85 kgfcm)
±5a²
M2
×
3.5 mm, big-head, nylon-coated (1)
Black
0.181 Nm
(1.85 kgfcm)
Turn the system board over, and then disconnect the fan assembly from the
system board.
7
6
124
ThinkPad T400s, T410s, and T410si Hardware Maintenance Manual