Lenovo 8991 Laptop User Manual


 
v VGA monitor connector
v Audio connectors (see Audio subsystem)
Expansion
v Four drive bays
v Two standard PCI adapter connectors
v One PCI Express x1 adapter connector
v One PCI Express x16 graphics adapter connector (some models)
Power
v 250 Watt power supply with manual voltage selection switch (some models)
v 280 Watt power supply with manual voltage selection switch (some models)
v 310 Watt power supply with manual voltage selection switch (some models)
v Automatic 50/60 Hz input frequency switching
v Advanced Configuration and Power Interface (ACPI) support
Security
features
v Keyboard with fingerprint reader (some models, use the ThinkVantage
Productivity Center program to find more information)
v User and administrator passwords for BIOS access
v Support for the addition of an integrated cable lock (Kensington lock) to secure
the cover
v Support for the addition of a padlock to secure the cover
v Startup sequence control
v Startup without diskette drive, keyboard, or mouse
v Unattended start mode
v Diskette and hard disk I/O control
v Serial and parallel port I/O control
v Security profile by device
Preinstalled
software
Your computer might come with preinstalled software. If it does, an operating
system, device drivers to support built-in features, and other support programs are
included.
Operating systems preinstalled (varies by model type)
Note: Not all countries or regions will have these operating systems.
v Microsoft Windows XP Home
v Microsoft Windows XP Professional
v Microsoft Windows Vista
Operating systems certified or tested for compatibility
1
v Microsoft Windows 2000
v Linux
®
1. The operating systems 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
booklet. Corrections and additions to this list are subject to change. To determine if an operating system has been certified or
tested for compatibility, check the Web site of the operating system vendor.
Chapter 3. Installing options 13