Transition Networks SM24-100SFP-AH manual Port and System Status LEDs, Led

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Description of Hardware 1

Port and System Status LEDs

The LEDs, which are located on the front panel for easy viewing, are shown below and described in the following table.

Port Status LEDs

Combination Gigabit Port Status LEDs

Figure 1-2. SM24-100SFP-AH Port Status LEDs

Table 1-1 SM24-100SFP-AH Port Status LEDs

LED	Condition	Status
100X SFP Ports

1-24	Blinking Green	The port has a valid 100 Mbps link. Blinking indicates
(Link/Activity)		activity.
	Off	There is no valid link on the port.

Combination Gigabit	Ports

26-28	On/Blinking	The port has a valid 10/100/1000 Mbps link. Blinking
(Link/Activity)	Green	indicates activity.
	Off	There is no valid link on the port.

1000BASE-T Ports

1000M	On/Blinking	The port has a valid 1000 Mbps link. Blinking indicates
	Green	activity.
	Off	There is no valid 1000 Mbps link on the port.

1-3

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Contents SM24-100SFP-AH Page Fast Ethernet Switch SM24-100SFP-AH E082008-DT-R01 150200069500A Compliances and Safety Warnings LVD Iii Warnhinweis Faseroptikanschlüsse Optische SicherheitPower Cord Set France et Pérou uniquement Sein und die Aufschrift HAR oder Basec tragen Vii End of Product Life SpanManufacturing Materials DocumentationViii About This GuideContents Switch Features Management Features Standards Compliances ContentsTables Figures Figure B-1 RJ-45 Connector Pin NumbersOverview IntroductionSFP Slots Switch ArchitectureDescription of Hardware Network Management OptionsLED Port and System Status LEDsSystem Status LED System Status LEDs Expandability Features and BenefitsPower Supply Sockets ConnectivityManagement Network Planning Introduction to SwitchingCollapsed Backbone Application ExamplesNetwork Planning Network Aggregation Plan Network Aggregation PlanRemote Connection with Fiber Cable Remote Connection with Fiber CableMaking Vlan Connections Making Vlan ConnectionsApplication Notes Selecting a Site Installing the SwitchEquipment Checklist Package ContentsRack Mounting Installing the SwitchMounting Optional Rack-Mounting EquipmentMounting Desktop or Shelf MountingInserting an SFP Transceiver into a Slot Installing an Optional SFP TransceiverConnecting to the Console Port Connecting to a Power SourceSgnd signal ground Wiring Map for Serial CableTwisted-Pair Devices Connecting Network DevicesConnecting to PCs, Servers, Hubs and Switches Making Network ConnectionsMaking Network Connections Network Wiring ConnectionsMaking Fiber Port Connections Fiber Optic SFP Devices1000BASE-T Cable Requirements Connectivity RulesMbps Gigabit Ethernet Collision Domain Mbps Ethernet Collision Domain Mbps Fast Ethernet Collision DomainCable Labeling and Connection Records Diagnosing Switch Indicators Appendix a TroubleshootingDiagnosing Power Problems with the LEDs Troubleshooting Power and Cooling ProblemsInstallation In-Band AccessTwisted-Pair Cable and Pin Assignments Appendix B Cables10BASE-T/100BASE-TX Pin Assignments Crossover Wiring Straight-Through WiringCables Twisted-Pair Cable and Pin Assignments B 1000BASE-T Pin AssignmentsCable Testing for Existing Category 5 Cable Appendix C Supported SFP Transceivers Supported SFP Transceivers Physical Characteristics Appendix D SpecificationsManagement Features Switch FeaturesSpecifications Compliances StandardsStandards D Specifications Glossary-1 GlossaryGlossary-2 GlossaryGlossary-3 Ieee 802.3uGlossary-4 TIAIndex-1 IndexIndex-2 IndexPage SM24-100SFP-AH E082008-DT-R01 150200069500A