Power supply
Your computer comes with one of the following power supplies:
v280-watt power supply with manual voltage-selection switch
v280-watt auto-sensing power supply
Security features
vCover presence switch (also called intrusion switch) (available in some models)
vEnabling or disabling SATAdevices
vEnabling or disabling the serial port
vEnabling or disabling USB connectors individually
vKeyboard with fingerprint reader (shipped with some models)
vPower-On Password (POP) and Administrator Password for BIOS access
vStartup sequence control
vStartup without keyboard or mouse
vSupport for the addition of an integrated cable lock (Kensington lock)
vSupport for the addition of a padlock
Preinstalled software programs
Your computer is preinstalled with some software programsto help you work. For
more information, see “Software overview” on page 5.
Preinstalled operating system
Your computer is preinstalled with one of the following operating systems:
vMicrosoft®Windows®7
vMicrosoft Windows Vista®
vMicrosoft Windows XP Professional
(preinstalled through downgrade rights in Windows 7 Professional, Windows7
Ultimate, Windows Vista Business, or WindowsVista Ultimate)
Operating system(s), certified or tested for compatibility1(varies by model type)
vLinux®
1.The operating system(s) listed here are being certified or tested for compatibility at the time this publication goes to press.
Additional operating systems might be identified by Lenovo as compatible with your computer following the publication of this
manual. This list is subject to change. Todetermine if an operating system has been certified or tested for compatibility, check the
Website of the operating system vendor.
Chapter1. Product overview 3