b. Remove the module from the connector.
NOTICE: If you need to install memory modules in two connectors, install a memory module in the connector labeled "DIMM A" (slot 1) before you install a module in the other connector.
4.Ground yourself and install the new memory module:
a.Align the notch in the module with the slot in the center of the connector.
b.Slide the edge of the module firmly into the connector, and rotate the module down until you feel a click. If you do not feel the click, remove the module and reinstall it.
NOTE: If the memory module is not installed properly, the computer does not boot. No error message indicates this failure.
5. Replace the cover and screw.
NOTICE: If the memory module cover is difficult to close, remove the module and reinstall it. Forcing the cover to close may damage your computer.
6.Insert the battery into the battery bay, or connect the AC adapter to your computer and an electrical outlet.
7.Turn on the computer.
As the computer boots, it detects the additional memory and automatically updates the system configuration information.
Mini PCI Card
If you ordered a Mini PCI card at the same time that you ordered your computer, Dell has already installed the card for you.
CAUTION: Before working inside your computer, read the safety instructions in your Product Information Guide.