Lenovo 3139 Personal Computer User Manual


 
Ability to store power-on self-test (POST) hardware test results
Automatic power-on startup
Desktop Management Interface (DMI)
Intel Active Management Technology (AMT) (available on some models)
Intel Matrix Storage Manager
Preboot Execution Environment (PXE)
Secure Managed Client (SMC) (some models)
System Management (SM) Basic Input/Output System (BIOS) and SM software
Wake on LAN
Wake on Ring
Windows Management Instrumentation (WMI)
Input/Output (I/O) features
9-pin serial port (one standard and one optional)
Eight Universal Serial Bus (USB) connectors (two on the front panel and six on the rear panel)
One Ethernet connector
One DisplayPort connector (not applicable on some models)
One VGA monitor connector (not applicable on some models)
One Personal System/2
®
(PS/2
®
) keyboard connector (optional)
One PS/2 mouse connector (optional)
Three audio connectors on the rear panel (audio line-in connector, audio line-out connector, and
microphone connector)
Two audio connectors on the front panel (microphone connector and headphone connector)
For more information, see “Locating connectors on the front of your computer” on page 6
and “Locating
connectors on the rear of your computer” on page 7.
Expansion
Two hard disk drive bays (one standard and one optional)
Two optical drive bays
Two PCI card slots
One PCI Express x1 card slot
One PCI Express x16 graphics card slot
Power supply
Your computer comes with one of the following power supplies:
280-watt power supply with manual voltage-selection switch
280-watt auto-sensing power supply
320-watt auto-sensing power supply
Security features
Computrace
Cover presence switch (also called intrusion switch)
2 ThinkCentre User Guide