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• 280-watt auto-sensing power supply
• 320-watt auto-sensing power supply
Security features
• A power-on password and an administrator password to deter unauthorized use of your computer
• Computrace
• Cover presence switch (also called intrusion switch) (available in some models)
• Enabling or disabling SATA devices
• Enabling or disabling the serial port
• Enabling or disabling USB connectors
• Keyboard with ngerprint reader (shipped with some models)
• Startup sequence control
• Startup without keyboard or mouse
• Support for the addition of an integrated cable lock (Kensington lock. See “Integrated cable lock” on
page 38
for more information.)
• Support for the addition of a padlock (see “Padlock” on page 39 for more information)
Preinstalled software programs
Your computer is preinstalled with one of the following operating systems:
• Microsoft
®
Windows
®
7
• Microsoft Windows Vista
®
Operating system(s), certied or tested for compatibility
1
(varies by model type)
• Linux
®
Specications
This section lists the physical specications for your computer.
1. The operating system(s) listed here are being certied or tested for compatibility at the time this publication goes to
press. Additional operating systems might be identied by Lenovo as compatible with your computer following the
publication of this manual. This list is subject to change. To determine if an operating system has been certied or
tested for compatibility, check the Web site of the operating system vendor.
Chapter 1. Product overview 3