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Sun Microsystems Sun Fire X4100 User Manual

Page 114

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3-54

Sun Fire X4100 and Sun Fire X4200 Servers Service Manual • June 2006

FIGURE 3-47

Removing a DIMM

9. Remove all CPUs from the motherboard:

a. Hold down on the top of the heatsink to prevent it from tipping unevenly

while you alternately loosen the two spring-loaded mounting screws that
secure the heatsink to the motherboard. Turn the screws 180-degrees at a time,
then remove the screws when they are detached. See

FIGURE 3-48

and

FIGURE 3-49

.

FIGURE 3-48

Location of the Heatsink Screws

The four screws
are circled in red.