643. memorymodule ejector (2)Next steps1. If you are removing the memory module permanently, install a memory module blank. If you are installing a new memory module,seethe Installingthe MemoryModulesection.2. Followthe procedure listed inthe After working inside your system section.Related linksSafety instructionsInstalling memory modulesBefore working inside your systemAfter working inside your systemInstalling memory modulesPrerequisitesCAUTION: Many repairs may only be done by a certified service technician. Youshould only perform troubleshooting andsimple repairs as authorized in your product documentation, or as directed by the online or telephone service and supportteam. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safetyinstructions that are shipped with yourproduct.NOTE: Youmustremoveamemorymoduletoupgradeamemorymoduleorreplaceafaultymemorymodule.1. Follow the safety guidelines listed in safety instructions section.2. Followthe procedure listed in the Beforeworking inside yoursystem section.3. If installed, remove the memory module or the memory module blank.WARNING: The memory modules are hot to touch for some time after the system has been powered down. Allow timeforthememorymodulestocoolbeforehandlingthem. Handlethememorymodulesbythecardedgesandavoidtouching the components or metallic contacts on the memory module.Steps1. Locate the appropriate memory module socket.2. Press the ejectors on the memory module socket outward to allow the memory module to be inserted into the socket.CAUTION: Handle each memory module only on either card edge, making sure not to touch the middle of thememory module.3. Align the edge connector onthe memory module with the alignment key on the memory module socket, and insert the memorymodule in the socket.NOTE: The memory module socket has an alignment key that allows you to install the memory module in the socketin only one orientation.CAUTION: Topreventdamagetothememorymodulesocketduringinstallation, applypressureatboth endsofthememorymoduleevenly. Donotapplypressuretothecenterofthememorymodule.4. Press down on the memory module with your thumbs to lock the memory module into the socket.NOTE: When the memory module is properly seated in the socket, the ejectors on the memory module socket alignwiththe ejectorsontheothersocketsthat havememory modulesinstalled.5. Repeat step 4 through step 7 of this procedure toinstall the remaining memory modules.