Enterasys Networks A2H123-24 manual Connecting Fiber-Optic Cables to LC Ports

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Connecting to the Network

Connecting Fiber-Optic Cables to LC Ports

This section describes how to connect a 100BASE‐FX multimode fiber‐optic segment from the network or other devices to an LC port connector.

Each fiber‐optic link consists of two fiber‐optic strands within the cable:

Transmit (TX)

Receive (RX)

The transmit strand from a switch port connects to the receive port of a fiber‐optic Fast Ethernet device at the other end of the segment. The receive strand of the applicable LC port connects to the transmit port of the fiber‐optic Fast Ethernet device.

Enterasys recommends labeling fiber‐optic cables to indicate receive and transmit ends. Many cables are pre‐labeled, providing matching labels or tapes at both ends of each strand of cable.

To connect an LC cable connector to a fixed LC connector, refer to Figure 3‐17 and proceed as follows:

Caution: Do not touch the ends of the fiber-optic strands, and do not let the ends come in contact with dust, dirt, or other contaminants. Contamination of cable ends causes problems in data transmissions. If the ends of the fiber-optic strands become contaminated, use a canned duster to blow the surfaces clean. A fiber-port cleaning swab saturated with optical-grade isopropyl alcohol may also be used to clean the ends.

Precaución: No toque los extremos de los cables de fibra óptica y evite su contacto con el polvo, la suciedad o con cualquier otro contaminante. Si los extremos de los cables se ensucian, es posible que la transmisión de datos se vea afectada. Si nota que los extremos de los cables de fibra óptica se ensucian, utilice aire comprimido para limpiarlos. También puede limpiarlos con un estropajo embebido en alcohol isopropílico.

1.Remove the protective covers (not shown) from the front panel LC fiber‐optic port (port 27 in this example) and from the connectors on each end of the cable.

Note: Leave the protective covers in place when the connectors are not in use to prevent contamination.

2.Insert the LC cable connector into the LC port connector until it clicks into place.

Note: To remove the LC cable connector, press on its release tab and pull it out of the LC connector.

SecureStack A2 Installation Guide 3-23

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Contents SecureStack A2 Page Page Regulatory Compliance Information Electromagnetic Compatibility EMC Supplement to Product Instructions Vcci Notice Declaration of Conformity Enterasys NETWORKS, INC. Firmware License Agreement Viii Page Page Contents Figures Tables Xiv Who Should Use This Guide About This GuideRelated Documents How to Use This GuideFollowing conventions are used in this guide Conventions Used in This GuideSupport@enterasys.com Getting HelpOverview A2H123-24 SwitchA2H123-24 Stackable Switch Switch Configuration Using WebView Redundant Power Supply CapabilityConnectivity ManagementSwitch Configuration Using CLI Commands Lanview Diagnostic LEDsStandards Compatibility 10BASE-T Network Network Requirements100BASE-FX Network 100BASE-TX Network1000BASE-T Network Hardware Installation Unpacking the Switch Considerations Prior to InstallationRequired Tools Installing the Rubber Feet Installing the Switch on a Flat SurfaceChassis Bottom, Rubber Feet Placement Area Guidelines for Switch Installation on Flat Surface Guidelines for Flat Surface InstallationGuidelines for Rackmount Installation Rack Mounting the SwitchAttaching Brackets and Installing in Rack Attaching the Rackmount Brackets Connecting Stacking CablesStacking Cable Connections About SecureStack A2 Switch Operation in a Stack Configuring Switches in a StackInstalling a New Stackable System of Up to Eight Switches Recommended Procedures for New and Existing StacksAdding a New Switch to an Existing Stack AC Power Connecting AC and RPS-SYS PowerSwitch Rear View RPS coverplate Screw holes for coverplate C2RPS-SYS Redundant Power SystemWhat Is Needed Connecting to Console Port for Local ManagementStack Initialization Overview Parameter Setting Connecting to an IBM or Compatible DeviceConnecting an IBM PC or Compatible Connecting to a VT Series Terminal10 Connecting a VT Series Terminal Connecting to a ModemConnecting UTP Cables Connecting to the Network12 Connecting a UTP Cable Segment to RJ45 Port 13 Four-Wire Crossover Cable RJ45 Pinouts for 10/100BASE-TX 15 Eight-Wire Crossover Cable RJ45 Pinouts for 1000BASE-TX Connecting Fiber-Optic Cables to LC Ports 17 Cable Connection to LC Fiber-Optic Connectors Initial Logon to Switch Management Completing the InstallationCompleting the Installation Hardware Installation Troubleshooting Lanview LEDs of A2H123-24 Using LanviewLED 26/Stack Off RPS Configuration Guide for proper setup Troubleshooting ChecklistConfiguration Guide for the IP address Reset Switch Using the Reset SwitchSwitch Specifications SpecificationsPhysical Console Port Pinout Assignments Fiber-Optic SpecificationsRegulatory Compliance Torque Values