v Remote Administrationv Automatic power-on startupv System Management (SM) BIOS and SM softwarev Ability to store POST hardware test resultsInput/output featuresv 25-pin, Extended Capabilities Port (ECP)/Extended Parallel Port (EPP)v Two 9-pin serial connectorsv Six 4-pin, USB connectors (four on front panel and two on rear panel)v PS/2 ® mouse connectorv PS/2 keyboard connectorv Ethernet connectorv VGA Monitor connectorv Three audio connectors (line in, line out, and microphone) on rear panelv Two audio connectors (microphone and headphone) on front panelExpansionv Two 32-bit peripheral component interconnect (PCI) adapter slotsv Two DIMM socketsPowerv 200 W power supply with manual voltage selection switchv Automatic 50/60 Hz input frequency switchingv Advanced Power Management supportv Advanced Configuration and Power Interface (ACPI) supportSecurity featuresv User and administrator passwordsv Support for the addition of a cable (Kennsington) lockv Padlock loop for securing the coverv Startup sequence controlv Startup without diskette drive, keyboard, or mousev Unattended start modev Diskette and hard disk I/O controlv Serial and parallel port I/O controlv Security profile by deviceIBM preinstalled softwareYour computer comes with preinstalled software. An operating system, devicedrivers to support built-in features, and other support programs are included.Operating systems (preinstalled) (varies by model)Note: Not all countries or regions will have these operating systems.v Microsoft ® Windows ® XP Homev Microsoft Windows XP Professionalv Microsoft Windows 20006 Hardware Maintenance Manual