Processor and heat sink
Removing the heat sink
Prerequisites
1. Follow the safety guidelines listed in the Safety instructions on page 26.
2. Follow the procedure listed in the Before working inside your system on page 27.
3. Remove the air shroud.
NOTE: The heat sink and processor are too hot to touch for some time after the system has been powered down. Allow the
heat sink and processor to cool down before handling them.
Steps
1. Using a Torx #T20 screwdriver, loosen the captive screws in the order mentioned on the heat sink:
NOTE: The captive screw numbers are marked on the heat sink.
a. Partially loosen the captive screws 1 and 2 (approximately 3 turns).
b. Partially loosen the captive screws 3 and 4 (approximately 3 turns).
c. Loosen the captive screws 1 and 2 completely.
d. Loosen the captive screws 3 and 4 completely.
2. Lift the heat sink from the system.
Figure 57. Removing the heat sink
Next steps
1. If you are removing a faulty heat sink, replace the heat sink, if not, remove the processor.
62
Installing and removing system components
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