Installing and Replacing Desktop Board Components
1.Observe the precautions in "Before You Begin" on page 27.
2.Turn off all peripheral devices connected to the computer. Turn off the computer and disconnect the AC power cord.
3.Remove the computer’s cover and locate the DIMM sockets (see Figure 18).
Channel A |
DIMM 0 |
DIMM 1 |
Channel B |
DIMM 0 |
DIMM 1 |
OM16895 |
Figure 18. Installing a DIMM
4.Remove the PCI Express video card if it interferes with the DIMM retaining clips from being easily opened and closed.
5.Make sure the clips at either end of the DIMM socket(s) are pushed outward to the open position.
6.Holding the DIMM by the edges, remove it from its
7.Position the DIMM above the socket. Align the small notch at the bottom edge of the DIMM with the keys in the socket (see inset in Figure 18).
8.Insert the bottom edge of the DIMM into the socket.
9.When the DIMM is inserted, push down on the top edge of the DIMM until the retaining clips snap into place. Make sure the clips are firmly in place.
10.Reinstall the PCI Express card if it was removed prior to installing the DIMMs.
11.Replace the computer’s cover and reconnect the AC power cord.
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