Lenovo 1677 System management features, Color temperature adjustment, Input/Output I/O features

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.

•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.

•System Management (SM) Basic Input/Output System (BIOS) and SM software

The SM BIOS specification defines data structures and access methods in a BIOS that allows a user or application to store and retrieve information specific 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 specification that allows supported computers and devices to resume from sleep or hibernation mode.

•Windows Management Instrumentation (WMI)

Windows Management Instrumentation is a set of extensions to the Windows Driver Model. It provides an operating system interface through which instrumented components provide information and notification.

Color temperature adjustment

The color temperature adjustment function enables you to adjust the color temperature and brightness of your computer monitor. For detailed instructions, see “Color temperature adjustment” on page 17.

Input/Output (I/O) features

•9-pin serial port

•Six Universal Serial Bus (USB) connectors

•One Ethernet connector

•Two audio connectors (microphone connector and headphone connector)

For more information, see “Locating connectors, controls, and indicators on the front of your computer” on page 8 and “Locating connectors on the rear of your computer” on page 9.

Expansion

•One optical drive bay

•One hard disk drive bay

Power supply

Your computer comes with 150-watt automatic voltage-sensing power supply.

Security features

• Computrace Agent software embedded in firmware

2ThinkCentre User Guide