Sun Microsystems Sun Fire V20z - Manual (Page 86)

4-34 Sun Fire V20z Server User Guide • March 2004
10. Ensure the foam strip under the heatsink area is intact and has not been removed,
loosened, or damaged. This foam strip is critical to proper air flow.
11. Carefully position the heatsink on the CPU, aligning it with the mounting posts to
reduce movement after it makes initial contact with the layer of thermal grease.
Caution – If the heatsink is moved too much during its installation, the layer of
thermal grease may become uneven, leading to component damage.
12. After the heatsink is correctly aligned, reinstall the heatsink clips so that the
longer tab points toward the fans.
13. Tighten the clip securing screws.
14. Replace the center air duct and the system cover.
Note – Check the routing of all cables for obstructions before reinstalling the cover.