Accton Technology 12se manual Color Red Label

Page 27

Fast EtherHub-12se User’s Guide

Port Status Display

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Color:

Red

Label:

Partition

Function:

Shows if the port has been isolated from the network

Condition

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Indication

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A port is temporarily partitioned when a line error or too many collisions are detected on the attached segment. While it is automatically partitioned, the port continues to receive data from the segment. However, data is not transmitted onto the segment. When the problem is corrected or a valid data packet is received through the port, the port is automatically reconnected. When partitioning occurs, the port’s corresponding Partition LED will be continually lit (RED light). Otherwise, this LED should be OFF (unlit).

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Color:

Green

Label:

Link

Function:

Indicates a valid network connection associated with the port.

Condition

21

2))

Indication

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Troubleshooting: If the Link LED does not light up when a device is connected to its corresponding port, check that both the hub and connected device are powered on. Be

sure the cable length for all devices connected to the hub are within the limits described under 'LVWDQFH￿/LPLW￿IRU￿)DVW￿(WKHUQHW￿&DEOLQJ in Chapter 2. When using twisted-pair cable, be

sure you use standard, straight-through cables and not crossover or other specialized cables. When using fiber optic cable, be sure you use 50/125 mm or 62.5/125 mm guage multimode cable.

4-4

Hardware Reference

Image 27
Contents Fast EtherHub-12se Installation Manual QWHUQDWLRQDO+HDGTXDUWHUV Package Contents Quick Installation Fast EtherHub-12se User’s Guide About this Guide Contents Appendix B Port and Cable Assignments Appendix a TroubleshootingAppendix C Specifications Appendix E Product Support ServicesList of Tables Glossary Index List of FiguresProduct Overview Introduction to Fast EthernetAccton’s Fast EtherHub System Basic Features Fast EtherHub-12se User’s Guide Installing the System Pre-Installation RequirementsConnecting the Hub System Making Fiber Optic Connections Making RJ-45 ConnectionsDistance Limit for Fast Ethernet Cabling Installing the System Verifying Port Status Providing Power to the EtherHubVerifying System Operation Configuring the Network Connecting Multiple HubsStand-Alone Using the RJ-45 Daisy-Chain Port Precise Guidelines for Configuring Multiple Hubs Figure -4 Cabling Limits for Multiple Hub Configuration Front Panel HardwareReferenceColor Red Label Alert Function Fan status SmartWatch Indicator PanelHardware Reference Color Red Label Fiber Optic Ethernet Port RJ-45 Ethernet PortsRear Panel Power SocketDiagnosing Hub Indicators Appendix a TroubleshootingHub Integrity System DiagnosticsInstallation ConfigurationRJ-45 Port Appendix B6WDURU7UHH Appendix C Product SpecificationsAppendix D EMI CertificationFCC Class B Certification Voluntary Control Council for Interference VCCI-2 European Community Immunity Requirements CE Mark Declaration of Conformance for EMI and SafetyUnderwriters Laboratories Inc Safety ComplianceSicherheitshinweise Product Registration Appendix E Product Support ServicesProblem Report Hardware Repair ServiceSoftware Update and Upgrade Service Bulletin Board Service BBSInteractive Fast Fax U.S.A. office International Headquarters Technical SupportCustomer Remedies Limited WarrantyNorth and South America Return ProcessOrdering Information Accton Offices100BASE-TX GlossaryLED RJ-45 Connector Index Index EH3012-TF E1296-R01
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12se specifications

Accton Technology, a prominent player in the networking industry, has developed a range of high-performance switches designed to meet the demands of modern network infrastructures. Among their notable products are the EH3012C and EH3008C switches, equipped with advanced features that cater to various networking needs.

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