Lenovo 4217, 4157, 4105 manual Expansion, Power, Security features, Software programs, preinstalled

•One Ethernet connector

•Two rear IEEE 1394 connectors (optional)

•Two audio connectors on the front panel (microphone connector and headphone connector)

•VGA or DVI monitor connector (requires video card)

Expansion

•Two optical drive bays

•One drive bay for either a 3.5-inch diskette drive or a card reader

•One 32-bit PCI card slot

•One PCI Express x1 card slot

•One PCI Express x4 card slot (mechanical x16)

•Two PCI Express 2.0 x16 card slots

•Three hard disk drive bays

Power

•625-watt auto-sensing power supply

•Automatic 50/60 Hz input frequency switching

•Advanced Configuration and Power Interface (ACPI) support

Security features

•Cover presence switch (also called intrusion switch, some models)

•Keyboard with fingerprint reader (some models)

•Support for the addition of an integrated cable lock (Kensington lock)

•Serial port and parallel port I/O control

•Startup sequence control

•Startup without diskette drive, keyboard, or mouse

•Support to enable or disable a device

•Trusted Platform Module (TPM)

•User and administrator passwords for BIOS access

Software programs, preinstalled

Your computer might come with preinstalled software programs. If it does, an operating system, device drivers to support built-in features, and other support programs are included. For more information, see Chapter 4 “Software overview” on page 15.

Operating system, preinstalled

•Microsoft Windows 7

•Microsoft Windows Vista

•Microsoft Windows XP Professional (preinstalled through downgrade rights in Windows 7 Professional, Windows 7 Ultimate, Windows Vista Business, or Windows Vista Ultimate)

Chapter 3. Setting up your computer 13