D-Link DES-1250G, Gigabit Switch manual Power and System LEDs, Ports 1~48 10/100M Status LEDs

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UNDERSTANDING LED INDICATORS

The front panel LEDs provide instant status feedback, and help monitor and troubleshoot when needed.

Figure 5. LED indicators of the Switch

Power and System LEDs

POWER: Power Indicator

On

:

When the Power LED lights on, the Switch is receiving power.

 

 

 

Off

:

When the Power turns off or the power cord has improper connection.

 

 

 

CPU: Management Indicator

Blinking

:

When the CPU is working, the System LED is blinking.

 

 

 

 

 

 

On/Off

:

The CPU is not working.

 

 

 

 

 

 

 

 

 

 

 

Ports 1~48 10/100M Status LEDs

Link/ACT: Link/Activity

On

:

When the Link/ACT LED lights on, the respective port is successfully

 

 

 

 

connected to an Ethernet network.

 

 

 

 

 

 

Blinking

:

When the Link/ACT LED is blinking, the port is transmitting or

 

 

 

 

receiving data on the Ethernet network.

 

 

 

 

 

 

Off

:

No link.

 

 

 

 

 

 

 

 

 

 

 

Ports 49~50 Gigabit Status LEDs

Link/ACT: Link/Activity

On

:

When the Link/ACT LED lights on, the respective port is successfully

 

 

connected to an Ethernet network.

 

 

 

Blinking

:

When the Link/ACT LED is blinking, the port is transmitting or

 

 

receiving data on the Ethernet network.

 

 

 

Off

:

No link.

 

 

 

SPEED:

On

:

When the green light is on, the respective port is connected to a

(Green)

 

1000Mbps Gigabit Ethernet network.

 

 

 

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Contents Manual Page Warnung Vcci WarningPage Purpose Terms/UsageAbout this Guide Switching Technology Gigabit Ethernet TechnologyFast Ethernet Technology IntroductionVlan Virtual Local Area Network Features Installation Connecting Network CableUnpacking and Installation UnpackingAC Power Front Panel Rear PanelIdentifying External Components Power and System LEDs Understanding LED IndicatorsPorts 1~48 10/100M Status LEDs Ports 49~50 Gigabit Status LEDsPorts 49~ 50 mini-GBIC Status LEDs Installing the Web Management Utility ConfigurationDiscovery List Device Setting Monitor ListFactory default password is admin ToolbarConfiguring the Switch LoginSetup Menu Configuring Setup SettingPort Settings Port Configuration Vlan Settings Virtual Local Area NetworkTrunk Setting Mirror SettingDevice Status StatisticSystem Setting Trap SettingSet Password Backup SettingReset Setting LogoutTechnical Specifications GeneralPage Page Product Registration International Offices