Lenovo 1837 Personal Computer User Manual


 
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 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.
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 notication.
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 rmware
2 ThinkCentre User Guide