Dell HHB Owner's Manual page 89

Figure 37. Applying thermal grease on the top of the processor
1. processor
2. thermal grease
3. thermal-grease syringe
NOTE: The thermal-grease is intended for one-time use only. Dispose of the syringe after you use it.
c) Place the heat sink onto the processor.
d) Tighten the four screws to secure the heat sink to the system board.
NOTE: Tighten the screws diagonally opposite to each other. Do not over-tighten the heat sink retention screws
when installing the heat sink. To prevent over-tightening, tighten the retention screw until resistance is felt, and
stop after the screw is seated. The screw tension should be no more than 6 in-lb (6.9 kg-cm).
Next steps
1. Install the cooling shroud.
2. Follow the procedure listed in the After working inside your system section.
As the system boots, it detects the presence of the new processor and automatically changes the system configuration information in
the System Setup.
3. Press F2 to enter the System Setup and check that the processor information matches the new system configuration.
4. Run the system diagnostics to verify that the new processor operates correctly.
5. Update the system BIOS.
Related tasks
Before working inside your system
Removing the cooling shroud
Installing a processor
Installing the cooling shroud
After working inside your system
Related reference
Safety instructions
Installing and removing blade components 89