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 62).

8.Insert the battery (see Inserting or removing the battery on page 46).

9.Connect AC power and external devices to the computer.

10.Turn on the computer.

Cleaning your computer

Cleaning products

Use the following products to safely clean and disinfect your computer:

●Dimethyl benzyl ammonium chloride 0.3 percent maximum concentration (For example: germicidal disposable wipes. These wipes come in a variety of brand names.)

●Alcohol-free glass cleaning fluid

●Water with mild soap solution

●Dry microfiber cleaning cloth or a chamois (static-free cloth without oil)

●Static-free cloth wipes

CAUTION: Avoid the following cleaning products:

Strong solvents, such as alcohol, acetone, ammonium chloride, methylene chloride, and hydrocarbons, which can permanently damage the surface of the computer.

Fibrous materials, such as paper towels, which can scratch the computer. Over time, dirt particles and cleaning agents can get trapped in the scratches.

Cleaning your computer 89