3Com XLPCI manual 4Connecting to the BNC Port on the 3C900B-COMBO NIC

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1-6CHAPTER 1: INSTALLING THE NETWORK INTERFACE CARD

BNC Port

Follow these steps to connect the BNC port on the

COMBO NIC to the network:

1Connect the BNC connector on the thin Ethernet coaxial cable to the BNC port on the NIC. See Figure 1-4.

BNC connector

BNC port

Figure 1-4Connecting to the BNC Port on the 3C900B-COMBO NIC

2Connect the other end of the network cable to another PC or a 50-ohm terminator.

If your PC is the last physical device in the network daisy chain, you must connect a 50-ohm terminator to the other end of the BNC T-connector.

The next step is to install the network driver. Go to the next chapter.

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Contents EtherLink XL PCI 10 Mbps Network Interface Cards User Guide 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents Changing Configuration Settings Troubleshooting Network Connection Problems Page Figures Tables Finding Speciﬁc Information in This Guide About this GuideIf you are looking for Turn to Conventions Icon DescriptionConvention Description Bold-face typeInstalling Network Interface CardNIC Model Cable Connector Transceiver Network Segment Preparing for InstallationMaximum Inserting the NIC 2Installing the 3C900B NIC Connecting to the Network RJ-45 Port4Connecting to the BNC Port on the 3C900B-COMBO NIC BNC Port5Connecting to the AUI Port on the 3C900B-COMBO NIC AUI PortInterpreting the Link LED Meaning RJ-45State OffNetwork Driver WindowsWindows 95 Build Speciﬁed ﬁelds of the Identiﬁcation tab screen, enterClick Close Enter your user name and password, and then click OKClick Yes Insert EtherDisk diskette 2 in drive a and click Next Windows 95 OSR2Click Finish Windows 95 prompts you to reboot Conﬁrming Installation Windows NTClick the Adapters tab Windows NTClick Add 8CHAPTER 2 Installing the Network Driver Click Close Click OK in the Network Settings window Click Add AdapterNovell NetWare Client Driver Running AutoLink SoftwareNovell NetWare Server Driver NetWareNetWare 4.10 Save and exit the ﬁle, and then reboot the serverMultiple NICs 3c90xcfg.exe Supported Network Drivers Network Text File Name Network Driver Name Operating SystemTroubleshooting Running Diagnostic Programs3Com DOS Diagnostic Program 3Com NIC Diagnostics ProgramRunning NIC Tests Double-click the 3Com icon in the Windows system trayClick the Diagnostics tab 13Com NIC Diagnostics General ScreenClick Start Running the Echo TestOn the responding PC On both PCsOn the sending PC Close all open windows when the Echo test is ﬁnished 3Com Support Services 63Com NIC Diagnostics Support ScreenAccessing the Help System Click the Support tabRemoving NIC Software Windows 95 and Windows NTFrequently Asked Questions QuestionAnswerQuestion Answer Make sure that your IP protocol does not compute the CRC Fast IP is designed to bypass the router, particularly where Page Changing Configuration Settings Option Default Setting Available SettingsRunning the 3Com NIC Diagnostics Program Using the DOS Conﬁguration ProgramDisplaying Conﬁguration Settings Running the 3Com NIC Diagnostics Program Changing Conﬁguration Settings 33Com NIC Diagnostics Properties Screen43Com DynamicAccess Setup Screen Enabling Pace SupportPage Speciﬁcations SpecificationsCabling Requirements 10BASE-T Operation Twisted-Pair CableCategory Use RJ-45 Connector Pin Assignments 10BASE-T SpeciﬁcationsPage Fifo Packet Threshold Operational SettingsConcurrent UDP Streams Disable Switch Packet Prioritization Option DescriptionsLow-Priority Ratio Natural Packet IntervalChanging Operational Settings Disable Receive Packet BufferingChanging Ranges and Protocols Eliminating Potential Causes of Problems Troubleshooting Network Connection ProblemsConnect a straight-through cable from the PC to the hub Troubleshooting Hubs with Crossover Cable Crossover cableOnline Technical Services Support from Your Network SupplierAccess by Analog Modem 3Com Bulletin Board ServiceWorld Wide Web Site 3ComFacts Automated Fax Service Access by Digital Modem408 654 408 727Page Index NumbersLANSRV.TXT 10BASE-TA-3 Page 3Com Corporation Limited Warranty FCC Class B Statement FCC Declaration of Conformity