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Lenovo IdeaPad U300/U300s/U400
Figure 11. Removal steps of system board
Remove four screws
1
, then remove the fan bracket from the system board in
the direction shown by arrows
2
.
1
1
1
2
2
When installing: Make sure that the power connector is attached rmly.
Step Screw (quantity) Color Torque
1
M2 × 3 mm, at-head, nylok-coated (4) Black 1.5 ± 0.2 kgfcm
Remove the IO board in the direction shown by arrow
3
.
3