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| Optical drive | Internal optical drive; accepts CDs or |
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| DVDs |
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| depending on model). |
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| Optical disk access | Lights up when the optical drive is |
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| indicator | active (location depends on model). |
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| Optical drive eject | Ejects the optical disk from the drive |
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| button | (location depends on model). |
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| Emergency eject | Ejects the optical drive tray when the |
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| hole | computer is turned off (location |
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| depends on model). |
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| Modem | Connects to a phone line. |
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| Connects to an AC adapter. | |
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Rear Panel
# | Icon | Item | Description |
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1 |
| Kensington lock | Connects to a Kensington- |
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| slot | compatible computer security lock. |
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| USB 2.0 ports | Connect to USB 2.0 devices (e.g., |
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| USB mouse, USB camera). |
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3 |
| Battery | Powers the computer |
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4 |
| Ethernet | Connects to an Ethernet 10/100- |
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| port | based network. |
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10 | Chapter 1 |
