1-4 Dell OptiPlex E1 Managed PC Reference and Installation Guideá An integrated, 10/100-megabit per second (Mbps) 3Com® PCI 3C905b-TXEthernet network interface controller (NIC). The NIC is configured using softwaredescribed in Chapter 4, “Using Integrated Devices.”á A optional 16-bit, integrated Plug and Play Crystal CS4236B audio controller thatprovides all the sound functions of the Sound Blaster Pro expansion card. Formore information, see your onlineSystem User’s Guide.6RIWZDUH)HDWXUHVThe following software is included with your Dell computer system:á Utilities that safeguard your system and enhance the operation of its hardwarefeatures, such as maximizing your monitor’s resolution capabilities. For informa-tion on these utilities, see your onlineSystem User’s Guide.á Video drivers for displaying many popular applications in high-resolution modes.For more information on these utilities, see your onlineSystem User’s Guide.á Audio drivers for enabling the sound functions on the integrated audio controller.For more information on these utilities, see your onlineSystem User’s Guide.á Bus-mastering EIDE drivers to improve performance by off-loading certain func-tions from the microprocessor during multithreaded operation (when severalapplications are running simultaneously). For more information on these utilities,see your onlineSystem User’s Guide.á The System Setup program for quickly viewing and changing the system configu-ration information for your system. For more information on this program, seeChapter 2, “Using the System Setup Program.”á An Auto Power On utility that enables your system to perform routine tasks auto-matically in your absence. For more information on this utility, see your onlineSystem User’s Guide.á Enhanced security features (a setup password, a system password, a system-password lock option, a write-protect option for diskette drives, and automaticdisplay of the system’s service tag number) available through the System Setupprogram. In addition, a customer-definable asset tag number can be assigned viaa software support utility and viewed on the System Setup screens. For moreinformation, see your onlineSystem User’s Guide and Chapter 2, “Using the Sys-tem Setup Program,” of this document.á Advanced power management options that can reduce the energy consumptionof your system. For more information, see Chapter 2, “Using the System SetupProgram.”á The ICU, which tells you how to configure ISA expansion cards manually. Afterresources have been assigned to these cards, the system BIOS can assignresources to PCI and Plug and Play expansion cards for a conflict-free configura-tion. For more information, see Chapter 3, “Using the ISA Configuration Utility.”á Dell Diagnostics for evaluating the computer’s components and devices. Forinformation on using the diagnostics, see the chapter titled “Running the DellDiagnostics” in theDiagnostics and Troubleshooting Guide.