Compaq HB1004 manual Hub and Port LED Indicators, State Indication

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Verifying Hub and Port Status

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2-7

After the hub completes the POST, you can check hub activity and each connection by comparing the indicators with Table 2-2.

Figure 2-6HB1004 Hub and Port LEDs

 

 

Table 2-2

 

 

Hub and Port LED Indicators

 

 

 

LED

State

Indication

Power

On

Hub receiving power, CPU running

 

 

 

Utilization%

On

Number of LEDs lit indicates percentage of LAN bandwidth used

 

 

 

Collision%

On

Two or more devices attempted to transmit data at the same time,

 

 

number of LEDs lit indicates percentage of collisions

 

 

 

Link/Activity

On

Port has established a valid network connection

 

 

 

 

Flashing

Port is receiving packets; blinking proportional to traffic

 

 

 

Partition/Disable

On

Port partitioned due to an abnormal network condition

 

 

 

 

Flashing

Port has been disabled by management

 

 

 

 

Off

Port is operating normally

 

 

 

Table 1-1 in Chapter 1 explains the LED system for indicating percentages for Utilization and Collisions.

Compaq HB1004 10Base-T Hub User Guide

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Contents HB1004 10BASE-T HUB Compaq HB1004 10Base-T Hub User Guide Contents Appendix a Appendix C Overview FeaturesPackage Contents Hub Components LED IndicatorsRJ-45 Ports Serial COM PortStatus Description Unit LEDsHub LED Conditions and Descriptions Port LED Conditions and Descriptions MDI/MDI-X Slide SwitchPort LEDs Mounting the Hub on a Flat Surface InstallationMounting the Hub Mounting the Hub in a Rack Making a Connection via an MDI-X Port Connecting the Hub SystemMaking a Connection via the MDI/MDI-X Port Port Powering On the HubConnecting the Power Cord Test Function/Component Diagnostic TestsLED Diagnostic Test Functions State Indication Hub and Port LED IndicatorsApplications 7A Sample Application Using the HB1004 10Base-T Ethernet HubPreparing for Configuration Management Setup and ConfigurationOut-of-Band Connection Onsite ConnectionModem Connection In-Band Connection Starting the Configuration Program4Setup and Configuration Open box 6Setup and Configuration Main Menu Compaq HB1004 System ConfigurationMenu Item Description Main MenuCommon Menu Functions Function System Configuration SettingsCommon Menu Key Functions Displaying System Information 10Setup and ConfigurationSystem Configuration Screen Changing System ConfigurationInvalid Assigning Trap ManagersNetwork Performance Configuring Port ParametersDownloading System Software 14Setup and ConfigurationSaving a New Configuration Reverting Configuration to Factory SettingsResetting the Configuration Restarting the AgentHB1004 10Base-T Ethernet Hub SpecificationsManagement Support Network CriteriaDiagnosing Hub Indicators TroubleshootingTable B-1 Diagnosing Hub Indicators Symptom Cause SolutionPort and Cable Assignments Power and Cooling ProblemsInstallation Pin Twisted Pair CableTable B-2 RJ-45 Port Pin Assignments Configuration Using Diagnostic ModeTable B-3 Factory Default Settings Factory SettingsDescription MIB Object Factory Setting DownloadExit Certification and Compliance Safety ComplianceEuropean Union EU Notice Wichtige Sicherheitshinweise Germany2Certification and Compliance LED Index2Index