1000Base-X SFP Interface Status LED | 3Com 2900 guide

1000Base-X SFP Interface Status LED

For 3Com Baseline Switch 2928-PWR Plus and 3Com Baseline Switch 2928-HPWR Plus, the port mode switching button does not take effect for the 1000Base-X SFP interface LEDs.

Table 1-101000Base-X SFP interface status LEDs description

	LED	Meaning
	Solid green	The port operates at a rate of 1000 Mbps
	Solid green	The port is transmitting data at 1000 Mbps
		The port is transmitting data at 1000 Mbps

	Blinking green	The LED is fast blinking when data is being received on the port.

	Off	No link is present on the port

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Image 19

3Com 2900 manual 1000Base-X SFP Interface Status LED

Contents

3Com Baseline Switch 2900 Family Environmental Statement Organization About This ManualConventions Obtaining Documentation Related DocumentationManual Description Table of Contents Page Introduction Product OverviewPage Rear Panel 3Com Baseline Switch 2920-SFP PlusPower Supply System Front Panel 3Com Baseline Switch 2928-SFP Plus 3Com Baseline Switch 2952-SFP Plus 3Com Baseline Switch 2928-PWR Plus 3Com Baseline Switch 2928-HPWR Plus 10/100/1000Base-T Ethernet Port SpecificationPorts Console Port Max Transmis Sion Distance Transceiver Central Connector Type1000Base-X SFP Interface Fiber LEDs Power LEDRPS Status LED Port Ethernet port status Switch model Mode Meaning Port Mode LED10/100/1000Base-T Auto-Sensing Ethernet Port Status LED LED 1000Base-X SFP Interface Status LED Temperature/Humidity Installation PreparationsSafety Precautions Installation Site Gas Maximum concentration mg/m Laser SafetyElectromagnetic Susceptibility Dust concentration limit in the equipment room Installation Tools Introduction to Mounting Brackets Installing a SwitchModel Mounting bracket Description Attaching the Mounting Brackets to a Switch See -6 , Figure Model Mounting position Description Mounting the Switch to a Rack Page Connecting the Pgnd Cable Mounting the Switch on a WorkbenchWhen a Grounding Strip is Available Page Other Installation Sites Where a Grounding Conductor Can be BuriedWhen the switch is AC-powered Connecting an AC Power Cord Connecting the Power Cord Connecting an RPS DC Power Cord Verifying the InstallationPage RJ-45 Signal Direction DB-9 Initial Power-OnSetting Up the Configuration Environment Connecting the Console Cable Connection Procedure Setting Terminal Parameters 4Set the serial port used by the HyperTerminal connection 6HyperTerminal window Checking Before Power-On Booting the SwitchPowering On the Switch Describes the fields above 2Description on the fields Enter 9. The system prompts you to change the startup mode Changing the Boot Mode Enter Y. The system displays the following information User interface aux0 is available Press Enter to get started Loading Files Through the Boot ROM Menu Approaches for Loading Application and Configuration FilesLoading Software Introduction to the Boot ROM Menu Loading a Boot ROM file Loading Files Using Xmodem Through Console PortIntroduction to Xmodem Change the rate of the serial port on the terminal Task Remarks Description Page 2Properties dialog box 5Transfer menu Restoring the download rate to the default Page Introductin to Tftp Loading Files Using Tftp Through Ethernet Port Load File Name Loading an application file Introduction to FTP Loading Files Using FTP Through Ethernet Port Parameters are described in Table 5Description of the FTP parameters Loading an application file Boot ROM Password Loss Maintenance and TroubleshootingPassword Loss User Password Loss With both AC and RPS power supplies Power Supply FailureWith AC power input With RPS power input Troubleshooting when there is no terminal display Configuration Terminal FailureTroubleshooting when the terminal display is illegible