Accton Technology FAST ETHERHUB-12S manual Color Red Label Alert Function Fan status

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Fast EtherHub-12s User’s Guide

The front panel array provides indicators that show the utilization of network bandwidth and indicate the status of port connections. It includes port status indicators and a statistical display for network traffic as shown below.

Figure 4.2

Indicators

Fan Alert

Color: Red

Label: Alert

Function: Fan status

Condition

ON

OFF

Indication

The unit’s fan has failed. (Call for service)

The unit’s fan is functioning properly.

Power Status

Color: Green

Label: Power

Function: Power indicator

Condition

ON

OFF

Indication

Unit is receiving power.

Power is disconnected, no power received.

4-2

Hardware Reference

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Contents Fast EtherHub-12s Installation Manual QWHUQDWLRQDO+HDGTXDUWHUV Package Contents Quick Installation Fast EtherHub-12s User’s Guide About this Guide Contents Appendix E Product Support Services Appendix a TroubleshootingAppendix C Specifications Appendix B Port and Cable AssignmentsGlossary Index List of Figures List of TablesAccton’s Fast EtherHub-12s Product OverviewIntroduction to Fast Ethernet Basic Features Fast EtherHub-12s User’s Guide Installing the System Pre-Installation RequirementsConnecting the Hub System Making a Connection via an MDI-X Station PortMaking a Connection via the MDI Daisy-Chain Port Distance Limit for Fast Ethernet CablingPrecise Cable Length Budgeting Providing Power to the EtherHub Verifying Port Status Verifying System OperationFast EtherHub-12s User’s Guide Stand-Alone Configuring the NetworkConnecting Multiple Hubs Using the RJ-45 Daisy-Chain Port Multiple Hub Configuration Using the Daisy-Chain PortPrecise Guidelines for Configuring Multiple Hubs Cabling Limits for Multiple Hub Configuration Front Panel IndicatorsHardware Reference Color Red Label Alert Function Fan status Hardware Reference Color Label Function RJ-45 Ethernet Ports Power Socket Rear PanelAppendix a Troubleshooting Diagnosing Hub IndicatorsInstallation System DiagnosticsPower and Cooling Problems Physical Configuration Hub IntegrityAppendix B RJ-45 PortAppendix C Product Specifications Category 5 STP/UTPFCC Class B Certification Appendix DEMI Certification Voluntary Control Council for Interference VCCI-2 CE Mark Declaration of Conformance for EMI and Safety European Community Immunity RequirementsSafety Compliance Underwriters Laboratories IncSicherheitshinweise Hardware Repair Service Appendix E Product Support ServicesProblem Report Product RegistrationBulletin Board Service BBS Interactive Fast Fax U.S.A. officeTechnical Support International Headquarters USA HeadquartersLimited Warranty Customer RemediesReturn Process North and South AmericaAccton Offices Ordering InformationGlossary 100BASE-TXLED Shielded Twisted-Pair STP Index Index EH3012-TX 150114-101 E0197-R02