
Right side
| Item | Component | Description | 
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| (1) | Optical drive (select models only) | Reads and writes to an optical disc. | 
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| (2) | Optical drive light | ● On: The optical drive is in use. | 
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 | ● Off: The optical drive is idle. | 
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| (3) | USB ports (2) | Connect optional USB devices. | 
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| (4) | Power connector | Connects an AC adapter. | 
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| (5) | AC adapter light | ● White: The computer is connected to external power | 
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 | and the battery is fully charged. | 
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 | ● Amber: A battery is charging. | 
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| (6) | Security cable slot | Attaches an optional security cable to the computer. | 
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 | NOTE: The security cable is designed to act as a | 
deterrent, but it may not prevent the computer from being mishandled or stolen.
| 12 | Chapter 2 External component identification |