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Installing and Replacing Desktop Board Components
43
NOTE
For best memory performance, install memory in the blue DIMM sockets first.
To install a DIMM, follow these steps:
1. Observe the precautions in "Before You Begin" on page 31.
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 19).
Figure 19. Installing a DIMM
4. Make sure the clips at either end of the DIMM socket(s) are pushed outward to the
open position.
5. Holding the DIMM by the edges, remove it from its anti-static package.
6. 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 19).
7. In
sert the bottom edge of the DIMM into the socket.
8. 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.
9. Replace the computer’s cover and reconnect the AC power cord.