3Com XLPCI manual Specifications, Speciﬁcations, Cabling Requirements

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A	SPECIFICATIONS AND
	CABLING REQUIREMENTS

This appendix lists the speciﬁcations, cable requirements, and connector pin assignments for the 3C900B NIC.

Speciﬁcations

Network Interface
10 Mbps Ethernet	Ethernet IEEE 802.3 industry
10BASE-T	standard for a 10 Mbps
	baseband CSMA/CD local area
	network
Physical Dimensions
TPO
Length:	12.19 cm (4.80 in)
Width:	7.62 cm (3.00 in)
COMBO
Length:	17.32 cm (6.82 in)
Width:	10.03 cm (3.95 in)

Environmental Operating Range

Operating temperature:	0˚ to 70 ˚C (32˚ to 158 ˚F)
Humidity:	10 to 90% noncondensing
Power Requirements
Operating voltage:	+5 V ± 5% @ 650 mA max

Cabling Requirements

The cable, quality, distance, and connectors must comply with the Electronic Industries Association/Telecommunications Industries Association (EIA/TIA) 568 Commercial Building Wiring Standard and the Technical Services Bulletin

TSB38 standards.

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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 If you are looking for Turn to About this GuideFinding Speciﬁc Information in This Guide Icon Description ConventionsConvention Description Bold-face typeNetwork Interface Card InstallingMaximum Preparing for InstallationNIC Model Cable Connector Transceiver Network Segment Inserting the NIC 2Installing the 3C900B NIC RJ-45 Port Connecting to the NetworkBNC Port 4Connecting to the BNC Port on the 3C900B-COMBO NICAUI Port 5Connecting to the AUI Port on the 3C900B-COMBO NICMeaning RJ-45 Interpreting the Link LEDState OffWindows Network DriverSpeciﬁed ﬁelds of the Identiﬁcation tab screen, enter Windows 95 BuildClick Yes Enter your user name and password, and then click OKClick Close Click Finish Windows 95 OSR2Insert EtherDisk diskette 2 in drive a and click Next Windows 95 prompts you to reboot Windows NT Conﬁrming InstallationClick Add Windows NTClick the Adapters tab 8CHAPTER 2 Installing the Network Driver Click Add Adapter Click Close Click OK in the Network Settings windowRunning AutoLink Software Novell NetWare Client DriverNetWare Novell NetWare Server DriverMultiple NICs Save and exit the ﬁle, and then reboot the serverNetWare 4.10 3c90xcfg.exe Network Text File Name Network Driver Name Operating System Supported Network DriversRunning Diagnostic Programs Troubleshooting3Com NIC Diagnostics Program 3Com DOS Diagnostic ProgramRunning NIC Tests Double-click the 3Com icon in the Windows system tray13Com NIC Diagnostics General Screen Click the Diagnostics tabRunning the Echo Test Click StartOn the sending PC On both PCsOn the responding PC Close all open windows when the Echo test is ﬁnished 63Com NIC Diagnostics Support Screen 3Com Support ServicesClick the Support tab Accessing the Help SystemWindows 95 and Windows NT Removing NIC SoftwareQuestionAnswer Frequently Asked QuestionsQuestion Answer Make sure that your IP protocol does not compute the CRC Fast IP is designed to bypass the router, particularly where Page Option Default Setting Available Settings Changing Configuration SettingsDisplaying Conﬁguration Settings Using the DOS Conﬁguration ProgramRunning the 3Com NIC Diagnostics Program Running the 3Com NIC Diagnostics Program 33Com NIC Diagnostics Properties Screen Changing Conﬁguration SettingsEnabling Pace Support 43Com DynamicAccess Setup ScreenPage Cabling Requirements SpecificationsSpeciﬁcations Category Use Twisted-Pair Cable10BASE-T Operation 10BASE-T Speciﬁcations RJ-45 Connector Pin AssignmentsPage Concurrent UDP Streams Operational SettingsFifo Packet Threshold Option Descriptions Disable Switch Packet PrioritizationLow-Priority Ratio Natural Packet IntervalDisable Receive Packet Buffering Changing Operational SettingsChanging Ranges and Protocols Connect a straight-through cable from the PC to the hub Troubleshooting Network Connection ProblemsEliminating Potential Causes of Problems Crossover cable Troubleshooting Hubs with Crossover CableSupport from Your Network Supplier Online Technical ServicesWorld Wide Web Site 3Com Bulletin Board ServiceAccess by Analog Modem Access by Digital Modem 3ComFacts Automated Fax Service408 654 408 727Page Numbers IndexLANSRV.TXT 10BASE-TA-3 Page 3Com Corporation Limited Warranty FCC Class B Statement FCC Declaration of Conformity