20 Memory Module(s)4 Replace the module cover (see "Replacing the Module Cover" on page 16).5 Replace the battery (see "Replacing the Battery" on page 14).6 Connect the AC adapter to your computer and an electrical outlet.CAUTION: Before turning on the computer, replace all screws and ensure that nostray screws remain inside the computer. Failure to do so may result in damage tothe computer.7 Turn on the computer.As the computer boots, it detects the additional memory and automaticallyupdates the system configuration information.To confirm the amount of memory installed in the computer:Click Start → Control Panel→ System and Security→ System.1 tab 2 notch3 memory-module connector