Bottom components
Item | Component | Function |
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1 | Battery bay | Holds the battery. |
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2 | Battery release latch | Releases the battery from the battery bay. |
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3 | Vents (11) | Enable airflow to cool internal components. |
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| ✎ The computer fan starts up automatically to cool internal components |
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| and prevent overheating. It is normal for the internal fan to cycle on and |
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| off during routine operation. |
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4 | Hard drive bay | Holds 1 or 2 hard drives (depending on the model), the TV tuner module |
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| (select models only), and the 2 memory module slots. |
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5 | WLAN module compartment | Holds the WLAN module. |
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| Ä To prevent an unresponsive system, replace the wireless module only |
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| with a wireless module authorized for use in the computer by the |
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| governmental agency that regulates wireless devices in your country or |
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| region. If you replace the module and then receive a warning message, |
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| remove the module to restore computer functionality, and then contact |
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| technical support through Help and Support. |
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6 | Subwoofer | Contains the subwoofer speaker. |
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External component identification |