Replacing The System Fan - Lenovo IdeaCentre Q700 Hardware Maintenance Manual

Hardware Maintenance Manual

Replacing the system fan

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9. To secure the microprocessor in the socket, close the microprocessor
retainer and lock it into position with the small handle.
10. Use the thermal grease syringe to place five drops of grease on the top
of the microprocessor. Each drop of grease should be 0.03ml (3 tick
marks on the grease syringe).
11. Install the CPU heat sink on the motherboard. Refer to step 5 of the
"Replacing the CPU heat sink" section.
12. Install the computer cover. Refer to "Completing the installation".
To replace the system fan:
1. Remove the computer cover. Refer to "Removing the computer cover".
2. Remove the CPU heat sink. Refer to steps 2 to 4 of the "Replacing the
CPU heat sink" section.
3. Disconnect the system fan cables from the motherboard and remove
the eight screws that secure the system fans to the chassis.