Lenovo 2551 Personal Computer User Manual


 
Microphone connector and headphone connector on the front panel
Internal speaker
Connectivity
100/1000 Mbps integrated Ethernet controller
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, including processor type, installation date, attached printers and other peripherals,
power sources, and maintenance history.
ErP compliance mode
The energy-related products directive (ErP) compliance mode reduces the consumption of electricity
when your computer is in standby or off mode. For more information, see “Enabling ErP compliance
mode” on page 74.
Intel Standard Manageability
Intel Standard Manageability is hardware and rmware technology that builds certain functionality
into computers in order to make them easier and less expensive for businesses to monitor, maintain,
update, upgrade, and repair.
Intel Active Management Technology (AMT) (available on some models)
Intel Active Management Technology is hardware and rmware technology that builds certain functionality
into computers in order to make them easier and less expensive for businesses to monitor, maintain,
update, upgrade, and repair.
Intel Matrix Storage Manager
Intel Matrix Storage Manager is a device driver that provides support for SATA RAID 5 arrays and SATA
RAID 10 arrays on specic Intel chipset system boards to enhance hard disk performance.
Preboot Execution Environment (PXE)
The Preboot Execution Environment is an environment to start computers using a network interface
independent of data storage devices (such as the hard disk drive) or installed operating systems.
Intelligent Cooling Engine (ICE)
The Intelligent Cooling Engine is a system thermal management solution that enables your computer
to run with better thermal and acoustic performance. The ICE function also monitors the thermal
performance of your computer to identify thermal problems. For more information, see “ICE performance
mode” on page 75
and “ICE thermal alert” on page 75.
System Management (SM) Basic Input/Output System (BIOS) and SM software
The SM BIOS specication denes data structures and access methods in a BIOS that allows a user or
application to store and retrieve information specic about the computer in question.
Wake on LAN
Wake on LAN is an Ethernet computer networking standard that allows a computer to be turned on
or woken up by a network message. The message is usually sent by a program running on another
computer on the same local area network.
Wake on Ring
Wake on Ring, sometimes referred to as Wake on Modem, is a specication that allows supported
computers and devices to resume from sleep or hibernation mode.
2 ThinkStation User Guide