Dell PowerEdge R250 EMC Installation and Service Manual - Page 49
Processor and heat sink, Removing the heat sink
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4. Press the memory module with your thumbs until the ejectors firmly click into place. When the memory module is properly seated in the socket, the levers on the memory module socket align with the levers on the other sockets that have memory modules installed. Figure 42. Installing a memory module Next steps 1. Install the air shroud. 2. Follow the procedure listed in After working inside the system. 3. To verify if the memory module has been installed properly, press F2 and navigate to System Setup Main Menu > System BIOS > Memory Settings. In the Memory Settings screen, the System Memory Size must reflect the updated capacity of the installed memory. 4. If the System Memory Size is incorrect, one or more of the memory modules may not be installed properly. Ensure that the memory modules are firmly seated in their sockets. 5. Run the system memory test in system diagnostics. Processor and heat sink This is a service technician replaceable part only. Removing the heat sink Prerequisites 1. Follow the safety guidelines listed in the Safety instructions. 2. Follow the procedure listed in the Before working inside your system. 3. Remove the air shroud. NOTE: The heat sink and processor are too hot to touch for some time after the system has been powered down. Allow the heat sink and processor to cool down before handling them. Steps 1. Using a Philips #2 screwdriver, loosen the screws on the heat sink in the order that is mentioned below: a. Loosen the first screw three turns. b. Loosen the screw diagonally opposite to the screw you loosened first. c. Return to the first screw and loosen it completely. Installing and removing system components 49
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