Acer Extensa 4120 - Manual (Page 15)

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Taking care of your battery pack
Here are some ways to take care of your battery pack:
• Use only batteries of the same kind as replacements. Turn the power off
before removing or replacing batteries.
• Do not tamper with batteries. Keep them away from children.
• Dispose of used batteries according to local regulations. Recycle if possible.
Cleaning and servicing
When cleaning the computer, follow these steps:
1
Turn off the computer and remove the battery pack.
2 Disconnect the AC adapter.
3 Use a soft, moist cloth. Do not use liquid or aerosol cleaners.
If either of the following occurs:
• the computer has been dropped or the body has been damaged;
• the computer does not operate normally
please refer to "Frequently asked questions" on page 42.