Owners Manual

Heat sink
Removing heat sink
1. Follow the procedure in Before working inside your computer.
WARNING: Allow the heat sink to cool after you power down the system.
2. Remove the:
a) Top cover
b) Air duct
3. To remove the heat sink:
a) Loosen the 4 captive screws that secure the heat sink and lift it away from the system.
NOTE: Ensure that the screw is completely loosened before moving on to the next screw.
NOTE: Loosen the screws in a sequential order (1,2,3,4) as shown on the heat sink label.
Installing heat sink
1. To install the heat sink:
NOTE: If using an existing heat sink, remove the thermal grease from the heat sink by using a clean lint-free cloth.
CAUTION: Ensure the airflow indicator on the heat sink label is in the correct direction.
a) Align the heat sink onto the processor.
b) Tighten the 4 captive screws to secure the heat sink assembly to the system board.
NOTE: Tighten the screws in a sequential order (1,2,3,4) as shown on the heat sink label.
CAUTION: Ensure that the heat sink is held parallel to the system board to prevent damaging the components.
NOTE: Ensure that the screw is tightened completely before moving on to the next screw.
42 Removing and installing components