IBM x3100 M3 4253 Installation And User Manual page 46

v The following table lists the UDIMM memory population rule to optimize the
The following illustration shows the location of the DIMM connectors on the system
board.
Attention:
the server is powered-on might cause the server to stop, which could result in the
loss of data. To avoid this potential problem, always use an electrostatic-discharge
wrist strap or other grounding system when working inside the server with the
power on.
To install a DIMM, complete the following steps:
1. Read the safety information that begins on page v and "Installation guidelines"
2. Turn off the server and peripheral devices and disconnect the power cords and
3. Unlock and remove the side cover (see "Removing the side cover" on page 25).
4. Lay the server on its side.
5. Open the retaining clip on each end of the DIMM connector. If you are installing
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System x3100 M3 Type 4253: Installation and User's Guide
system performance.
Table 5. UDIMMs population rule
DIMMs connector 1 DIMMs connector 2
populated empty
populated empty
populated populated
Static electricity that is released to internal server components when
on page 22.
all external cables, if necessary.
a DIMM into DIMM connector 1, avoid touching the system battery.
Attention: To avoid breaking the retaining clips or damaging the DIMM
connectors, open and close the clips gently.
DIMMs connector 3 DIMMs connector 4
empty empty
populated empty
populated populated