c.Gently press the memory module (3) down, applying pressure to both the left and right edges of the memory module, until the retention clips snap into place.
CAUTION: To prevent damage to the memory module, be sure that you do not bend the memory module.
7.Replace the service door (see Replacing the service door on page 55).
8.Insert the battery (see Inserting a battery on page 43).
9.Connect AC power and external devices to the computer.
10.Turn on the computer.
Cleaning your computer
Use the following products to safely clean your computer:
●Dimethyl benzyl ammonium chloride 0.3 percent maximum concentration (for example, disposable wipes, which come in a variety of brands).
●
●Water with mild soap solution
●Dry microfiber cleaning cloth or a chamois
●
70 Chapter 10 Maintenance