Dell Precision 470 - Manual (Page 112)

Removing and Replacing Parts: Dell Precision Workstation 470 and 670 Computers User's Guide
file:///T|/htdocs/systems/ws670/EN/ug_en/before.htm[3/20/2013 9:31:52 AM]
2. If you have dual processors, remove the VRM.
NOTE: If you have dual processors, remove the primary heat sink and processor before removing the secondary ones.
3. Remove the heat sink:
a. Remove the two retention module clips by pressing the tabs together and lifting the retention module clips up.
b. On the retention base, locate the tab at the back of the computer. Push out on the tab (towards the back of the
computer). The heat sink pops up slightly.
c. Push out on the second retention tab while lifting the heat sink up and out of the retention base.
NOTICE: Lay the heat sink down with the thermal material facing upward.