Dell PC2748, PC2708, PC2716, PC2724 manual Fan LED 2748 only, 10/100/1000BASE-T Port LEDs

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Table 2-2. Managed Mode LED Indications

LED Color	Description

Green Flashing	Indicates diagnostics in progress, firmware loading, or Managed Mode
	transition.
Green Solid	Indicates the switch is in Managed Mode.
Amber Solid	Diagnostics has failed.
Amber Flashing	No valid image.
Off	Indicates Unmanaged mode or Secure mode (2748 only).

Fan LED (2748 only)

On the PowerConnect 2748 front panel there is a fan LED. The following table describes the fan status LED indications.

Table 2-3. Fan LED Indications

LED Color	Description

Green Solid	All fans are operating correctly.
Red Solid	One or more fans have failed.

Port LEDs

10/100/1000BASE-T Port LEDs

Each 10/100/1000BASE-T port has two LEDs. Speed/Link/Activity is indicated on the left LED and the duplex mode is indicated on the right LED.

The following figure illustrates the RJ-45 10/100/1000BASE-T LEDs.

Figure 2-9. RJ-45 Copper-based 10/100/1000BASE-T LEDs

The RJ-45 LED indications are described in the following table:

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Contents User’s Guide October Contents Using the Dell OpenManage Switch Administrator Viewing Statistics Contents Gigabit Ethernet Ports IntroductionSystem Description 48 1-Gigabit Ethernet Ports 16 1-Gigabit Ethernet Ports24 1-Gigabit Ethernet Ports + 2 SFP Combo ports Features General FeaturesHead of Line Blocking Prevention Management ModesVirtual Cable Testing VCT Auto NegotiationJumbo Frames Support AutoMDI/MDIX SupportMAC Address Supported Features Layer 2 FeaturesVlan Supported Features Class of Service CoS FeaturesEthernet Switch Management Features Port Default SettingsPage Switch Port Configurations Hardware DescriptionPowerConnect 2708 Back Panel PowerConnect 2724 Back Panel PowerConnect 2748 Back Panel Physical Dimensions Power LEDManaged Mode LED LED Definitions10/100/1000BASE-T Port LEDs Fan LED 2748 onlyPort LEDs Managed Mode Button SFP Port LEDSwitch Ventilation Fan Cables, Port Connections, and Pinout Information1000BASE-T Cable Requirements RJ-45 Connections for 10/100/1000BASE-T PortsSFP Ports Pin Connections for SFP Interfaces Power ConnectorsInternal Power Supply Connector Overview Installing the Dell PowerConnectInstallation Precautions Unpacking SafetySite Requirements Unpacking the Device Package ContentsHandling Static Sensitive Devices Mounting the Device Installing the Device Installing the Device in a RackInstalling the Device on a Flat Surface Installing the Device on a WallConnecting the Device to AC Power Supply Mounting Device on a WallConnecting the Device to the Network Back Panel Power ConnectorInitial Configuration Starting and Configuring the Dell PowerConnectViewing Switch Operation Login Screen Click Apply Changes Page Using the Dell OpenManage Switch Administrator Understanding the InterfaceInterface Components Description Information Buttons Using the OpenManage Switch Administrator ButtonsPowerConnect Switch Management Buttons PowerConnect Switch Management Buttons Description Starting the ApplicationResetting the Device ResetDisplaying Configuration on Demand Viewing the Switch Status Configuring System InformationDefining Switch Information Defining Switch Information Viewing System IP AddressUpdating Static IP Address IP AddressingConfiguring Dhcp Client Defining Interface Configuration Interface ConfigurationPage Viewing Jumbo Frames Configuring the InterfaceOpen the Interface Configuration Creating Vlan Membership Enabling Jumbo FramesDefining Vlan Interface Settings Showing/Creating VLANsRemoving VLANs Open the Vlan MembershipOpen the Vlan Interface Settings Configuring LAG MembershipUpdating the Vlan Interface Settings Open the LAG Aggregation Configuration Adding a Port to a LAGManaging System Files Downloading Files From Server Downloading Files from ServerFile Download PowerConnect 2748 Switch Configuration Firmware DownloadConfiguration Download Uploading FilesOpen the File Upload to Server Copying FilesRestoring Company Factory Default Settings Click Restore Company Factory Defaults Click Apply ChangesOpen the Local User Database Assigning Access Level User RightsLocal User Database Deleting a User from the Local User Database Integrated Cable Test for Copper CablesAdding a User to the Local User Database Click Test Now Running Integrated Cable TestOpen the Integrated Cable Test Open the Optical Transceiver Diagnostics Optical Transceivers DiagnosticsDisplaying Optical Transceivers Diagnostics Test Results Port Mirroring Click show AllAdding a Port Mirroring Session Open the Port MirroringConfiguring Storm Control on the PowerConnect Enabling Storm ControlModifying PowerConnect 2708 Storm Control Port Parameters Configuring Storm Control on the PowerConnect 2716/2724Following describes Storm Control for PowerConnect Modifying PowerConnect 2748 Storm Control Port Parameters VPT Tag Classification Information Configuring Quality of ServiceQuality of Service QoS Overview CoS Services Defining CoS Settings Configuring QoS SettingsConfiguring the Trust Mode Mapping CoS Values to QueuesMapping a Dscp value and assigning priority queue Mapping Dscp Values to QueuesMapping a CoS value to a Queue Page Viewing Statistics Rmon StatisticsViewing Interface Statistics Open the Rmon StatisticsGlossary Class of Service Duplex ModeBroadcast Storm Dhcp ClientFlow Control FragmentFrame Gigabit EthernetIngress Port IP AddressJumbo Frames LayerManaged Mode MAC LayerMask MulticastPage Startup Configuration SwitchQoS RouterWildcard Mask TrunkingUnicast