DIMM
Retaining
clip
Procedure
1. Read the safety information that begins with “Safety” on page v and
“Installation guidelines” on page 97.
2. Turn off the server and peripheral devices, and disconnect the power cords and
all external cables as necessary.
3. Remove the top cover (see “Removing and replacing consumable parts and Tier
1 CRUs” on page 105).
4. Remove the memory card (see “Removing a memory card” on page 136).
5. Place the memory card on a flat, static-protective surface, with the DIMM
connectors facing up.
Attention: To avoid breaking the DIMM retaining clips or damaging the
DIMM connectors, open and close the clips gently.
6. Open the retaining clip simultaneously on each end of the DIMM connector
and remove the DIMM from the connector.
7. 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 DIMM:
This topic provides instructions for how to install the replacement DIMM.
About this task
To install the replacement DIMM, complete the following steps:
Procedure
1. Open the retaining clip on each end of the DIMM connector.
2. Touch the static-protective package that contains the DIMM to any unpainted
metal surface on the server. Then, remove the DIMM from the package.
3. Turn the DIMM so that the DIMM keys align correctly with the connector.
138 IBM System x3850 X5 and x3950 X5 Types 7145, 7146, 7143, and 7191: Problem Determination and Service Guide
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