Lenovo IdeaCentre B310 - Manual (Page 44)

Hardware Maintenance Manual
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5. Lift up the heatsink.
6. Align then install the new heatsink.
7. Align then install the motherboard cover back.
8. Align then install the computer cover and computer stand.
Replacing the system fan
To remove the system fan:
1. Removing the computer stand. Refer to “Removing the computer
stand”.
2. Removing the computer cover. Refer to “Removing the computer
cover”.
3. Removing the motherboard cover. Refer to “Removing the
motherboard cover”.
4. Remove the heatsink. Refer to “Replacing the heatsink”.
5. Disconnect the power cable from the motherboard.
6. Remove the 3 screws that secure the system fan to the chassis.