Microprocessororientation indicatorMicroprocessor-release leverMicroprocessorconnectorMicroprocessor11. Close the microprocessor-release lever to secure the microprocessor.Alignment postsHeat-sink retention clip12. Remove the heat sink from its package and open the heat-sink retention clip:a. Release the heat-sink retention clip from the locked position.b. Rotate the heat-sink clip to its fully open position.13. Remove the cover from the bottom of the heat sink.14. Position the heat sink above the microprocessor and align the heat sink withthe alignment posts; then, press on the top of the heat sink, rotate theheat-sink release lever, and move the lever to the locked position.54 IBM System x3850 M2 and System x3950 M2 Types 7141 and 7233: User’s Guide