Removing Processors - NEC Express5800 series User Manual

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Removing Processors

To remove a processor:
1. Observe the safety and ESD precautions listed at the beginning of this
chapter.
2. Power off the system. Ensure the power cords are unplugged from the AC
wall outlet.
3. Remove the rear access cover and system board access cover following
procedures previously described in this chapter.
4. Remove the memory board following procedures previously described in
this chapter.
5. Remove the processor board air baffle following procedures previously
described in this chapter.
6. Remove the processor board following procedures previously described in
this chapter.
If the system was running, any processor and heat sink
installed is hot. To avoid the possibility of a burn, let the
components cool for 10 minutes before continuing with these
procedures.
7. Remove both heat sink clips as follows:
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4-18 Upgrading Your System
Snap one end of the clip down over the corresponding tab on the
retention module. Snap the remaining end of the clip down over the
corresponding tab. Be sure the clip is adequately engaged with the
tab. Repeat this step with the second clip.
!
WARNING
Slide one of the two heat sink clips to one side to partially release
tension of the clip over the tab. See Figure 4-12, A. Depending on
the tension of the clip, very little motion may be felt.
Insert a flat blade screwdriver or the provided tool (Figure 4-12, B)
into the slot at the end of the heat sink clip.
A
Figure 4-12. Releasing the Heat Sink Clip
B