Lenovo System x3850 X6 Installation And Service Manual page 261

Step 4. Remove the cover on the side of the compute book where the failed DIMM is located. Press down
on the two blue touch points and slide the cover toward the rear of the compute book; then, set it
aside.
Attention: Remove only one cover (on one side) at a time to protect the compute book
components on the other side of the compute book from being damaged.
Step 5. Carefully open the retaining clips on each end of the DIMM connector and remove the DIMM.
Attention: To avoid breaking the retaining clips or damaging the DIMM connectors, open and
close the clips gently.
DIMM
Retaining
clip
Step 6. If you are instructed to return the DIMM, follow all packaging instructions, and use any packaging
materials for shipping that are supplied to you.
Replacing a memory module
This topic provides instructions about how to replace a memory module.
Notes:
• See "Installing a memory module" on page 46 for notes and information that you must consider when you
install DIMMs. For DIMM population information, see "Independent memory mode" on page 53,
"Lockstep memory mode" on page 57, "Memory mirroring" on page 52, and "Memory rank sparing" on
page 52.
• Confirm that the server supports the DIMM that you are installing, see
.
serverproven/
The following illustration shows the location of the DIMM connectors on the left side of the compute book
board:
Retaining
clip
http://www.lenovo.com/
.
Chapter 6 Removing and replacing components
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