30 Sun Fire X4170, X4270, and X4275 Servers Installation Guide • December 2009
2. Prepare the server to install options.
See “Preparing the Server to Install Options” on page 22.
3. Unpack the DIMMs and place them on an antistatic mat.
4. Determine the rank classification of the DIMMs to be installed.
See “DIMM Rank Classification Labels” on page 29.
5. To determine the slots into which to install the DIMMs, review the DIMM
population rules to ensure that you are installing the DIMMs in a location that
is consistent with the rules.
See “DIMM Population Rules” on page 28.
If you violate DIMM population rules, the performance of the server might be
adversely affected.
6. To install a DIMM, do the following:
a. Remove the DIMM filler panel.
See “Filler Panel Removal and Installation” on page 19.
b. Ensure that the DIMM connector ejector levers are in the open position.
c. Align the DIMM with the connector (
FIGURE 2-4).
Align the notch in the DIMM with the key in the connector. The notch ensures
that the DIMM is oriented correctly.
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