Lenovo U31-70 Laptop Hardware Maintenance Manual - Lenovo U31-70 - Page 47
Removal steps of fan assembly and Heat Sink assembly continued, Be careful not to damage
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Lenovo U31-70 Figure 7. Removal steps of fan assembly and Heat Sink assembly (continued) Unplug the fan connector in the direction shown by arrow 2. Remove the screws 3. 2 3 3 3 Step Screw (quantity) 3 M2 × 4 mm, Phillips head, nylok-coated (3) fan---mb---log up & fan---log up Color Torque Black 1.0~1.5 kgf*cm When installing: Make sure that the connector is attached firmly. Remove the fan in the direction shown by arrow 4. Be careful not to damage the connector. 4 43
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Lenovo U31-70
Figure 7. Removal steps of fan assembly and Heat Sink assembly (continued)
Unplug the fan connector in the direction shown by arrow
2
. Remove the
screws
3
.
3
3
3
2
Step
Screw (quantity)
Color
Torque
3
M2 × 4 mm, Phillips head, nylok-coated (3)
fan---mb---log up & fan---log up
Black
1.0~1.5 kgf*cm
When installing:
Make sure that the connector is attached firmly.
Remove the fan in the direction shown by arrow
4
. Be careful not to damage
the connector.
4