2.Rotate the power supply back into position until the securing tab snaps into the release latch.
3.Stand the computer upright.
4.Replace the computer cover and restart the computer.
The computer detects that the new memory does not match the existing configuration information and generates the following message:
The amount of system memory has changed.
Strike the F1 key to continue, F2 to run the setup utility
5.Enter system setup, and check the value for System Memory. The computer should have already changed the value of System Memory to reflect the newly installed memory. If the new total is correct, skip to step 7.
6.If the memory total is incorrect, repeat step 1 and step 3 of "Removing a Memory Module." Check the installed modules to ensure that they are seated properly in their sockets. Then repeat step 2 through step 5 of this procedure.
7.When the System Memory total is correct, exit system setup.
8.Run the Dell Diagnostics to verify that the memory modules are operating properly.