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Table 19. Memory online-spare mode DIMM population sequence
Installed
Microprocessor
Microprocessor 1
Microprocessor 2
Installing a DIMM
Use this information to install a DIMM.
To install a DIMM, complete the following steps:
Step 1.
Read the safety information that begins on
417.
Step 2.
Turn off the server and peripheral devices and disconnect the power cords and all external cables,
if necessary.
Step 3.
Remove the cover (see
Step 4.
Open the retaining clip on each end of the DIMM connector.
Attention: To avoid breaking the retaining clips or damaging the DIMM connectors, open and
close the clips gently.
Figure 38. DIMM installation
Step 5.
Touch the static-protective package that contains the DIMM to any unpainted metal surface on the
outside of the server. Then, remove the DIMM from the package.
Step 6.
Turn the DIMM so that the DIMM keys align correctly with the connector.
System x3550 M3Problem Determination and Service Guide
436
DIMM connector
3, 6, 9
3, 6, 9, 2, 5, 8
3, 6, 9, 2, 5, 8, 1, 4, 7
12, 15, 18,
12, 15, 18, 11, 14, 17,
12, 15, 18, 11, 14, 17, 10, 13, 16
"Removing the cover" on page
"Safety" on page v
and
424).
"Installation guidelines" on page
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