Chapter 1 1FeaturesThis computer was designed with the user in mind. Here are just a few of its many features:PerformanceT Intel ® Pentium ® 4/ Northwood socket P478 up to 3.06GHz processor with 512KB cache,supporting variable clock design.T 64-bit memory busT Two 200-pin DDR-DRAM with each supporting 128MB/ 256MB/ 512MB, upgradable to the totalmaximum of 1GB with SODIMM modules, supporting 2100.T Built-in floppy diskette drive and Hard diskette driveT High-capacity, Enhanced-IDE hard diskT Simultaneous LCD and CRT displayT Smart Lithium-Ion battery pack with maximum 2.0 hours battery lifeT Power management system with ACPI (Advanced Configuration Power Interface)MultimediaT 16-bit high-fidelity AC’97 stereo audio with 3D sound and wavetable synthesizerT Built-in dual speakersT High-speed CD-ROM, DVD-ROM, or DVD/ CD-R/RW driveConnectivityT 84/85/88 key keyboard, which is PC/AT keyboard compatible.T Four Universal Serial Bus (USB) 2.0 PortsT One IEEE 1394 portT Built-in V.92 RJ-11 56Kbps fax/modemT Onboard 10/100 Mbps Ethernet LAN SupportT Upgradeable memory and hard diskT Mini PCI interface 802.11b Module (optional)MultimediaT All-in-one design (CD-ROM, floppy disk drive, hard disk drive)T Sleek, smooth and stylish designT Full-sized keyboardT Ergonomically centered touchpad pointing device with Internet scroll keyExpansionT Two CardBus PC Card (formerly PCMCIA) Type II slot.T Upgrageable memory and hard diskI/O PortsT One VGA portT One DC-in port (AC adapter)System IntroductionChapter 1