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• Audio line-in connector, audio line-out connector, and microphone connector on the rear panel
• Internal speaker (available in some models)
Connectivity
10/100/1000 Mbps integrated Ethernet controller
System management features
• Ability to store the power-on self-test (POST) hardware test results
• Advanced Conguration and Power Interface (ACPI)
• Automatic power-on startup
• Desktop Management Interface (DMI)
• Preboot Execution Environment (PXE)
• System Management (SM) Basic Input/Output System (BIOS) and SM software
• Wake on LAN (WOL)
• Windows Management Instrumentation (WMI) (WMI is the infrastructure for management data and
operations on Windows operating systems.)
Input/Output (I/O) features
• 9-pin serial port (one standard and one optional)
• 25-pin parallel port (optional through your PCI card in some models)
• Ethernet connector
• PS/2 keyboard connector
• PS/2 mouse connector
• Six Universal Serial Bus (USB) 2.0 connectors (two on the front panel and four on the rear panel; there
might also be two optional USB connectors on the rear panel)
• Two audio connectors on the front panel (headphone connector and microphone connector)
• Three audio connectors on the rear panel (audio line-in connector, audio line-out connector, and
microphone connector)
• VGA monitor connector and DVI monitor connector
For more information, refer to “Locating connectors, controls, and indicators on the front of your computer”
on page 6
and “Locating connectors and parts on the rear of your computer” on page 7.
Expansion
• One optical drive bay
• One slim card reader drive bay
• One PCI card slot
• One PCI Express x16 graphics card slot
• Two hard disk drive bays (one standard and one optional)
• Two PCI Express x1 card slots
Power supply
Your computer comes with one of the following power supplies:
• 280-watt power supply with manual voltage-selection switch
2 ThinkCentre User Guide