3Com 3CNJ205 manual Amber LED Power is not being On Port 4 is

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Troubleshooting Matrix

Event/
Message	Description	Solution

Amber LED	Power is not being
on Port 4 is	forwarded to network
not lit	device

n

n

n

n

n

Make sure the cable is properly connected to the network device.

Make sure the cable is firmly connected to one of the four IntelliJack ports labeled 1-4.

Make sure the cable is a good straight- through cable.

Make sure network device is 802.3af compatible.

Make sure the power requirement for network device does not exceed 7 watts.

Authenticati	Wrong password has	Confirm correct
on Failure	been entered	password and re-type.

Timeout	Device did not respond
	within a specified
	period of time

Refresh the screen after a few seconds. If the problem persists, try to rediscover the device.

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Contents User Guide United States Government Legend Contents Specifications Default Settings Optional Components About the NJ205 IntelliJack About the NJ205 IntelliJack Package Contents About the NJ205 IntelliJack RJ-45 LED NJ205 DescriptionPower Setting up the Power Supply Installing the IntelliJackMounting the IntelliJack Ounting the IntelliJack Connecting Devices to the IntelliJack Checking the LEDs Installing the IntelliJack Installing the Configuration Managers System Requirements Installing the Local and Central Configuration ManagersInstalling the Local and Central Configuration Managers Installing the Configuration Managers Installing the Local and Central Configuration Managers Installing the Configuration Managers Installing the Local and Central Configuration Managers Installing the Configuration Managers Initializing the NJ205 IntelliJack Using the Local Configuration ManagerUsing the Local Configuration Manager Initializing the NJ205 IntelliJack Using the Local Configuration Manager Setting Advanced Options Using the Local Configuration Manager Discovering NJ205 Devices on Your Network Using the Central Configuration ManagerUsing the Central Configuration Manager Discovering NJ205 Devices on Your Network Using the Central Configuration Manager Discovering NJ205 Devices on Your Network Using the Central Configuration Manager Viewing Device Properties Using the Central Configuration Manager Viewing Device Properties Using the Central Configuration Manager Click on the Statistics tab Using the Central Configuration Manager Changing Device Configuration Using the Central Configuration Manager Changing Device Configuration Using the Central Configuration Manager Changing Device Configuration Using the Central Configuration Manager Select the Advanced tab for this window Mdix Changing Device Configuration Using the Central Configuration Manager Finding Computers Connected to NJ205 Devices Using the Central Configuration Manager Upgrading the NJ205 Firmware Using the Central Configuration Manager Upgrading the NJ205 Firmware Using the Central Configuration Manager Viewing Log Files Viewing and Canceling Scheduled Firmware Upgrades Specifications Performance Voice Over IP VoIP Compatible with VoIP Power forwarding Specifications Default Settings Vlan ID Optional Components 3Com Part Number Description Mounting Plates and SpacersPow er Options Using an Integrated Switch with Power Over Ethernet Using Ethernet Multi-port Midspan Power Supply Power Options Using a Single-port Ethernet Power Supply Using the 3Com Local Power Supply Using the 3Com Local Power Supply Power Options Installation Planning ANSI/TIA/EIA-568 Troubleshooting Event Message Description Solution Troubleshooting MatrixAmber LED Power is not being On Port 4 is Event Message Description Solution Online Technical Services Day Free Installation SupportWorld Wide Web Site 3Com Knowledgebase Web Services Support from Your Network Supplier Returning Products for Repair Support from 3ComCountry Telephone # 3Com Corporation Limited Warranty Limited Warranty and Regulatory Compliance InformationObtaining Warranty Service Limitation of Liability FCC Class a Verification Statement