9-56 Upgrading Your ServerRemovalRemove the DIMM depending on the following procedure.NOTES: To remove the defected DIMM, check the error message appearingin POST or NEC ESMPRO to identify the DIMM socket (group) inwhich the defected DIMM is installed. The server operates only when at least two DIMMs are installed.1. See the section "Preparing for Installation and Removal" described earlier to prepare.2. Remove the side cover.3. Remove the CPU duct cover.4. Open the levers at the both ends of the socket for the DIMM to be removed.The lock is released to allow the DIMM to be removed.5. Install the component removed in Step 2.6. Turn on the power of the server. Then make sure that any error message does not appearin POST.If an error message appears, write down the message and review the error message list inChapter 8.7. Start the SETUP to select [Advanced] → [Memory Configuration] → [Memory Retest] onthe menus to clear the error information on the removed DIMM (see Chapter 4).8. Set [Reset Configuration Data] on the [Advanced] menu to "Yes."This is required to update the hardware configuration information. See Chapter 4 fordetails.