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9. Reinstall the computer cover 1 . Then tighten the screws 2 .
10. Reinstall the battery. For more information about how to reinstall the battery, refer to “Replacing the
battery” on page 69
.
11. Turn the computer over again. Connect the ac power adapter and cables to the computer; then turn it on.
Replacing a memory module
Before you start, print these instructions.
Increasing memory capacity is an effective way to make programs run faster. To replace or add memory
module, read the following prerequisites, and then the instruction.
Prerequisites for the procedure
When replacing a memory module, be sure to follow the precautions.
Note: The operating speed of the memory module depends on the system conguration of your computer
and its combination with the memory module installed on your computer. In some conditions, the memory
module in your computer might not be able to operate at the maximum speed.
Attention: Before you start installing a memory module, touch a metal table or a grounded metal object. This
action reduces any static electricity from your body. The static electricity could damage the memory module.
Replacing a memory module
To replacing a memory module, do the following:
1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer.
2. Close the computer display, and turn it over.
3. Remove the battery. For information about how to remove the battery, , refer to “Replacing the battery”
on page 69.
Chapter 6. Replacing devices 81