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Front
Figure 1. Front view
1. Slim optical drive (optional)
Reads from and writes to CDs and DVDs.
2. Power button with diagnostic LED
Press to turn on the system if it is turned off, in sleep state, or in hibernate state.
When the system is turned on, press the power button to put the system into sleep state; press and hold the power button
for four seconds to force shut-down the system.
NOTE: You can customize the power-button behavior in Windows.
Indicates the power-supply state.
3. Hard-drive activity light
The activity light turns on when the system reads from or writes to the hard drive.
4. Universal Audio port
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