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• Display connectors (DisplayPort connector, DVI connector, and Mini DisplayPort
graphics card)
• eSATA connector (available on some models)
• Institute of Electrical and Electronics Engineers (IEEE) 1394 connector (available on some models)
• Personal System/2 (PS/2) keyboard connector (available on some models)
• PS/2 mouse connector (available on some models)
• USB 2.0 connectors
• USB 3.0 connectors
For more information, see "Front view" on page 1 and "Rear view" on page 2.
Expansion
• Card reader (9-in-1 card reader, available on some models)
• Hard-disk-drive bays
• Memory slots
• Optical-drive bays
• PCIe x1 card slots
• PCIe x16 card slot (negotiable link width x4, x1)
• PCIe x16 graphics card slot (graphics card available on some models)
For more information, see "Internal drives" on page 7 and "Parts on the system board" on page 6.
Power supply
Your computer comes with one of the following power supplies:
• 250-watt automatic 85% voltage-sensing power supply
• 400-watt automatic 92% voltage-sensing power supply
Wireless features
Depending on your computer model, the following wireless features are supported:
• Wireless LAN
• Bluetooth
System management features
• Ability to store power-on self-test (POST) hardware test results
• Desktop Management Interface (DMI)
Desktop Management Interface provides a common path for users to access information about all
aspects of a computer. The information includes the processor type, installation date, attached printers
and other peripherals, power sources, and maintenance history.
• ErP LPS compliance mode
The energy-related products directive (ErP) lowest power state (LPS) compliance mode reduces the
consumption of electricity when your computer is in sleep or off mode. For more information, see
"Enabling or disabling the ErP LPS compliance mode" on page 34.
10
P320 User Guide
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connector) (vary by
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