Installing Processors - NEC Express5800 series User Manual

Installing Processors

Note:
the system board. All installed processors must be matched
for speed and cache size. If replacing a processor, the
replacement processor must match the speed and cache
size of all installed processors. If upgrading a processor, all
processors must be upgraded to match.
If you are not using processor sockets 3 and 4, leave the
foam block in place. The block is required for proper airflow
for cooling the processors.
To install 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.
7. Raise the processor locking bar on the socket. See Figure 4-12.
Figure 4-12. Raising the Processor Locking Bar.
8. Orient the processor so that the triangle on the corner of the processor aligns
with the triangle on the corner of the socket. See Figure 4-13.
4-16 Upgrading Your System
Your system may have up to four processors on
! CAUTION