Updating the Network Driver and NIC Software 45To start the 3Com NIC Diagnostics program:1 Open the Windows Start menu.2 Select Programs, and then 3Com NIC Utilities.3 Click 3Com NIC Doctor.For instructions on using the program, see “Running theNIC Diagnostics Tests” in Chapter 7.Updating the Network Driver and NIC SoftwareThis section describes how to update your network driverand NIC diagnostic software.1 Turn on the power to the PC and start Windows.2 Insert the EtherCD in the CD-ROM drive.The EtherCD Welcome screen appears.If the EtherCD Welcome screen does not appear, enterthe following command from Run option of theWindows Start menu:d:\installs\setup.exewhere d:\ represents the letter name of the CD-ROM drive.3 Click NIC Software.4 Click NIC Drivers and Diagnostics.5 Click Update.To update the network driver only, clickWithout Diagnostics.To update the network driver and NIC diagnostics software,click With Diagnostics.6 Follow the prompts on the screen.Installing Multiple NICsThis section describes how to install multiple EtherLink PCI(3C90x) NICs in a Windows 95, Windows 98, orWindows NT 4.0 PC.You must use these procedures to install multiple NICs.Failure to follow these procedures may lead to problemsrequiring you to reinstall your operating system.