13English2 Align the memory DIMM with the socket (a). Press the memory DIMM intothe socket until the clips lock onto the memory DIMM (b).Note: The memory DIMM sockets are slotted to ensure properinstallation. If you insert a memory DIMM but it does not fit easilyinto the socket, turn the memory DIMM around and try to insert itagain.To reconfigure your computerYour computer automatically detects the amount of memory installed. Run theBIOS utility to view the new value for total system memory and make a note ofit.Replacing the hard diskFollow these steps to replace your computer's hard disk:1 Remove the computer cover.2 Detach all cables connected to the hard disk and pull the hard disk out.3 Remove the drive rails that hold the hard disk to the disk frame and detachthe hard disk. Set the drive rails aside.4 Insert the new hard disk into the frame and secure it with drive rails.5 Reattach all cables to the new hard disk.Note: Make sure that the other ends of the disk cables are securelyconnected to their corresponding connectors on the mainboard.