Installing A Dimm - IBM System x3620 M3 7376 Installation And User Manual

v The maximum available memory is reduced to 2/3 of the installed memory when
The following table shows the installation sequence for installing DIMMs for each
microprocessor in memory online-spare mode:

Installing a DIMM

To install a DIMM, complete the following steps:
1. Read the safety information that begins on page vii and "Installation guidelines"
2. Turn off the server and peripheral devices, and disconnect the power cord and
3. Remove the server cover (see "Removing the cover" on page 40).
4. Remove the air baffle (see "Removing the air baffle" on page 41).
5. Open the retaining clip on each end of the DIMM connector.
6. Touch the static-protective package that contains the DIMM to any unpainted
7. Turn the DIMM so that the DIMM keys align correctly with the connector.
8. Insert the DIMM into the connector by aligning the edges of the DIMM with the
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System x3620 M3 Type 7376: Installation and User's Guide
memory online-spare mode is enabled. For example, if you install 96 GB of
memory using RDIMMs, only 64 GB of addressable memory is available when
you use memory online-spare.
Table 9. Memory online-spare mode DIMM population
sequence
Installed
Microprocessor
Microprocessor 1
Microprocessor 2
on page 31.
all external cables (see "Turning off the server" on page 19).
Attention: To avoid breaking the retaining clips or damaging the DIMM
connectors, open and close the clips gently.
metal surface on the server. Then, remove the DIMM from the package.
slots at the ends of the DIMM connector. Firmly press the DIMM straight down
DIMM connector
3, 6, 8
3, 6, 8, 2, 5, 7
11, 14, 16
11, 14, 16, 10, 13, 15