3Com EtherLink 3C905C-TX User Manual

Also see for EtherLink 3C905C-TX-M: User guide Quick guide

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3Com EtherLink 3C905C-TX User Manual Manual pdf 66 page image

66 C HAPTER 6: T ROUBLESHOOTING AND D IAGNOSTICSFrequently Asked QuestionsTable 10 describes some common questions and answersabout the 3C905C NIC.For additional information about the NIC, see the text fileslocated in the HELP directory on EtherDisk diskette 3 or goto the following 3Com World Wide Web site:http://knowledgebase.3com.com/Table 10 Frequently Asked QuestionsQuestion AnswerIn Windows 95/98,what if a yellowexclamation point (!)appears next to theNIC name in theDevice Manager?1 In the Device Manager, double-click Other Devices.2 Click PCI Ethernet Controller or the duplicate NIC entry.3 Click Remove.4 Reboot your PC.In Windows 95/98,what if a red X appearsnext to the NIC namein the DeviceManager?1 Double-click the name of the NIC.2 Select the General tab.3 Make sure that Disable in this hardware profile isnot selected.Why does the NICinstall as a generic PCIEthernet controllerunder Other Devices inthe Windows 95/98Device Manager?When Windows 95/98 is installed after the NIC hasalready been physically installed in the PC, Windows95/98 may install the NIC as a generic PCI Ethernetcontroller.To work around this problem, follow these steps:1 In the Device Manager, double-click Other Devices.2 Click PCI Ethernet Controller, and then click Remove.3 Reboot your PC.What if a red circlewith a line throughit appears over the3Com icon in myWindows system tray?If you enabled the 3Com icon to appear in the Windowssystem tray, and a red circle with a line through it appearsover the icon, the network link is lost (that is, the PC is nolonger physically connected to the network).n Check the cable between the NIC and the hub orswitch. Make sure that it follows the appropriate cablespecifications. See Appendix A.n Make sure that the hub or switch is powered on.n Reboot the PC.(continued)