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2
USB 3.0 connector
Used to connect a USB-compatible device, such as a USB keyboard, mouse, storage drive, or printer.
3
Hard-disk-drive activity indicator
This indicator shows the status of the internal storage drives (such as hard disk drives or solid-state drives).
On: The storage drives are ready for use.
Off (when computer powered on): The storage drives do not work correctly or other problems occur..
4
Power indicator
When the power indicator is on, the computer is turned on.
5
Power button
Press the power button to turn on your computer. If your computer is unresponsive, you can turn off the
computer by pressing and holding the power button for four or more seconds.
6
Microphone connector
Use this connector to attach a microphone to your computer when you want to record sound or if you use
speech-recognition software.
7
Headset connector
Use this connector to attach a headset to your computer.
8
Card reader (available on some models)
This is a 9-in-1 card reader. Used to insert a supported card-shaped storage medium to read the data
on the medium.
Rear view
Some connectors on the rear of your computer are color-coded to help you determine where to connect
the cables on your computer.
Note: The computer hardware might look slightly different from the illustrations.
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P320 Hardware Maintenance Manual
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