Milan Technology MIL-SM4804G manual Fiber Optic SFP Devices

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4 Making Network Connections

Fiber Optic SFP Devices

An optional Gigabit SFP transceiver (1000BASE-SX, 1000BASE-LX, or 1000BASE-LH) can be used for a backbone connection between switches, or for connecting to a high-speed server.

Each single-mode fiber port requires 9/125 micron single-mode fiber optic cable with an LC connector at both ends. Each multimode fiber optic port requires 50/125 or 62.5/125 micron multimode fiber optic cabling with an LC connector at both ends.

Warning: This switch uses lasers to transmit signals over fiber optic cable. The lasers are compliant with the requirements of a Class 1 Laser Product and are inherently eye safe in normal operation. However, you should never look directly at a transmit port when it is powered on.

Note: When selecting a fiber SFP device, considering safety, please make sure that it can function at a temperature that is not less than the recommended maximum operational temperature of the product. You must also use an approved Laser Class 1 SFP transceiver.

Hinweis: Bei der Wahl eines Glasfasertransceivers muß für die Beurteilung der Gesamtsicherheit beachtet werden, das die maximale Umgebungstemperatur des Transceivers für den Betrieb nicht niedriger ist als die für dieses Produkts. Der Glasfasertransceiver muß auch ein überprüftes Gerät der Laser Klasse 1 sein.

1.Remove and keep the LC port’s rubber plug. When not connected to a fiber cable, the rubber plug should be replaced to protect the optics.

2.Check that the fiber terminators are clean. You can clean the cable plugs by wiping them gently with a clean tissue or cotton ball moistened with a little ethanol. Dirty fiber terminators on fiber optic cables will impair the quality of the light transmitted through the cable and lead to degraded performance on the port.

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Contents MIL-SM4804G Page Quick Installation Guide MIL-SM4804G 90000444 REV a European Notice Regulatory ApprovalCanadian EMI Notice You can reach MiLAN Technology technical support at TrademarksTo Contact MiLAN Technology Compliances and Safety Warnings IiiSafety Compliance Warnhinweis Faseroptikanschlüsse Optische SicherheitPower Cord Set France et Pérou uniquement Vii End of Product Life Span Manufacturing MaterialsDocumentation ViiiContents Appendix a Troubleshooting A-1 Appendix C Specifications C-1Making Network Connections Appendix B Cables B-1Tables Figures Introduction OverviewSwitch Architecture Description of HardwareNetwork Management Options 10BASE-T/100BASE-TX Ports1000BASE-T/SFP Ports Stacking Ports Stacking PortsPort and System Status LEDs LEDSystem LEDs Features and Benefits Power Supply ReceptaclesConnectivity ExpandabilityPerformance ManagementIntroduction to Switching Network PlanningNetwork Planning Application ExamplesCollapsed Backbone Network Aggregation Plan Network Aggregation PlanRemote Connections with Fiber Cable Remote Connections with Fiber CableMaking Vlan Connections Making Vlan ConnectionsApplication Notes Ethernet Cabling Installing the SwitchSelecting a Site Optional Rack-Mounting Equipment Equipment ChecklistPackage Contents Mounting MountingRack Mounting Montage Rack Mounting Instructions German Rack-MontageDesktop or Shelf Mounting Attaching the Adhesive FeetInstalling an Optional SFP Transceiver Connecting Switches in a StackConnecting Switches in a Ring-topology Stack Connecting to a Power Source MIL-SM4804GConnecting to the Console Port Wiring Map for Serial CableInstalling the Switch Connecting Network Devices Making Network ConnectionsTwisted-Pair Devices Cabling GuidelinesMaking Network Connections Connecting to PCs, Servers, Hubs and SwitchesNetwork Wiring Connections Network Wiring Connections Fiber Optic SFP Devices Connectivity Rules 1000BASE-T Cable RequirementsMbps Ethernet Collision Domain Mbps Gigabit Ethernet Collision DomainMbps Fast Ethernet Collision Domain Cable Labeling and Connection Records Making Network Connections Diagnosing Power Problems with the LEDs Appendix a TroubleshootingDiagnosing Switch Indicators Power and Cooling Problems InstallationIn-Band Access Stack Troubleshooting10BASE-T/100BASE-TX Pin Assignments Appendix B CablesTwisted-Pair Cable and Pin Assignments Cables Straight-Through WiringCrossover Wiring 1000BASE-T Pin Assignments Twisted-Pair Cable and Pin Assignments BFiber Standards Cable Testing for Existing Category 5 CableAdjusting Existing Category 5 Cabling to Run 1000BASE-T Appendix C Specifications Physical CharacteristicsSpecifications Switch FeaturesManagement Features Standards C StandardsCompliances Specifications Glossary 1000BASE-TAuto-Negotiation BandwidthCollision Collision DomainEnd Station EthernetMedia Access Control MAC Redundant Power Supply RPSIeee 802.3u Ieee 802.3zRJ-45 Connector Switched PortsTransmission Control Protocol/Internet Protocol TCP/IP Virtual LAN VlanIndex-1 IndexNumerics Index Index-2Index-3 Index Index-4 Page MIL-SM4804G 90000444 REV a