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## Remove a DIMM

Note - This is a cold service procedure that can be performed by customers. See Cold Service, Replaceable by Customer for more information about cold service procedures.

| Caution - Do not leave DIMM slots empty. You must install filler panels in all empty DIMM slots.

1. Perform the preliminary steps required for cold service procedures.

   See Cold Service, Replaceable by Customer for instructions.

2. Extend the server to the maintenance position.

   See Extend the Server.

3. Attach an antistatic wrist strap.
4. Remove the top cover.

   See Remove the Top Cover.

5. Swing the air duct up and forward to the fully open position.
6. Press the Remind button on the motherboard to identify the DIMMs that need to be replaced.
7. Push down on the ejector tabs on each side of the DIMM until the DIMM is released.

   See panel 3 in the preceding figure.

   | Caution - DIMMs and heat sinks on the motherboard may be hot.

8. Grasp the top corners of the faulty DIMM and lift it out of its slot.
9. Place the DIMM on an antistatic mat.
10. Repeat Step 7 through Step 9 for any other DIMMs you intend to remove.
11. If you do not plan to install replacement DIMMs at this time, install filler panels in the empty slots.

##### Related Information

- Install a DIMM

- Verify DIMM Functionality

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