Dell EMC PowerEdge MX840c Installation and Service Manual
Removing a memory module
Prerequisites
- Follow the safety guidelines listed in the Safety instructions section.
- Follow the procedure listed in the Before working inside your sled section.
- For removing the memory module on the PEM, remove the air shroud from the PEM.
- For removing the memory module on the system board,
WARNING Allow the memory modules to cool after you power off the sled. Handle the memory modules by the card edges and avoid touching the components or metallic contacts on the memory module.
CAUTION To ensure proper sled cooling, memory module blanks must be installed in any memory socket that is not occupied. Remove memory module blanks only if you intend to install memory modules in those sockets.
NOTE You must follow the thermal restriction while using DIMM blank. For information about thermal restriction, see the PowerEdge MX840c Technical Specs at
www.dell.com/poweredgemanuals
Steps
- Locate the appropriate memory module socket.
CAUTION Handle each memory module only by the card edges, ensuring not to touch the middle of the memory module or metallic contacts.
- Push the ejectors outward on both ends of the memory module socket to release the memory module from the socket.
- Lift and remove the memory module from the sled or PEM.
Figure 1. Removing a memory module from the system board or PEM 
Next steps
- Install a memory module.
- If you are removing the memory module permanently, install a memory module blank. The procedure to install a memory module blank is similar to that of the memory module.
NOTE For the minimum sled configuration, two processors are required on the system board. Install the processor/DIMM blank on the processor 3/4 sockets on the PEM board.
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