Dell DSS 2500 Owner's Manual page 113

2 Follow the procedure listed in the Before working inside your system section.
3 If you are upgrading your system (from a single processor system to a dual processor system or a processor with a higher processor
bin), download the latest system BIOS version from Dell.com/support and follow the instructions included in the compressed
download file to install the update on your system.
4 If connected, disconnect the cables from expansion card(s).
5 If installed, remove the PCIe expansion card riser.
6 Remove the cooling shroud.
7 Remove the heat sink.
8 Keep the Phillips #2 screwdriver ready.
Steps
1 Using a clean, lint-free cloth remove any thermal grease from the surface of the processor shield.
CAUTION: The processor is held in its socket under strong pressure. Be aware that the release lever can spring up suddenly
if not firmly grasped.
2 Position your thumb firmly over the socket-release lever 1 and lever 2 of the processor and release both the levers simultaneously from
the locked position by pushing down and out from under the tab.
Figure 54. Processor shield opening and closing lever sequence
1 socket-release lever 1
3 socket-release lever 2
3 Hold the tab on the processor shield and rotate the shield upward and out of the way.
4 Lift the processor out of the socket and leave the release lever up so that the socket is ready for the new processor.
CAUTION: If you are permanently removing a processor, you must install a socket protective cap and a processor blank in
the vacant socket to ensure proper system cooling. The processor blank covers the vacant sockets for the DIMMs and the
processor.
2 processor
Installing and removing system components 113