Verify the Installation
To complete the installation, connect the power cord first to the power receptacle on the hub rear panel and then to the power outlet on the wall. When power has been applied to the hub:
•The green Pwr (Power) LED on the front panel is on.
•The green Link LED on each connected port is on.
If there are any problems, refer to “Troubleshooting Information.”
Troubleshooting
Refer to this table and the information that follows the table to troubleshoot your hub.
Symptom | Cause | Solution |
|
|
|
Amber Col | Collisions are | Data collision is normal on Ethernet networks. No action |
LED blinks. | occurring on | is required. |
| the network. |
|
|
|
|
Amber Col | Collisions are | Make sure connected devices are operating in half- |
LED blinks | occurring on | duplex mode. The hub is not compatible with devices that |
quickly. | the network, | operate in |
| because the | If you suspect that there might be a defective device on |
| network is | the network, disconnect devices one at a time to isolate |
| busy or is | the defective unit on the network. |
| defective | If the network is extremely busy, you may have to |
| devices are | |
| segment the network with an Ethernet switch such as a | |
| connected on | |
| NETGEAR Ethernet switch or to upgrade your network to | |
| the network. | Fast Ethernet operation. |
|
| |
|
|
|
| Wrong or | Make sure the correct UTP cables are used. See the |
| miswired | table in the installation section of this guide for cable use |
| cables are | and Normal/Uplink push button information. Note that |
| used. | home telephone cables can cause a collision condition |
|
| and cannot be used in place of UTP cables. |
|
|
|
Green Link | The port is | Check for a bad cable, cable pairs that are not correctly |
LED is off | not detecting | wired, or loose connectors. Make sure that there is power |
when a cable | a successful | to both the hub and the Ethernet transceiver on the |
is attached. | link. | connected device. Make sure the port has not been |
|
| partitioned. |
|
|
|
Green Rx | The port is | Check for a bad cable, cable pairs that are not correctly |
LED is off | not detecting | wired, or loose connectors. Make sure that there is power |
when data is | data | to both the hub and the Ethernet transceiver on the |
transmitting. | transmission. | connected device. Make sure the port has not been |
|
| partitioned. |
|
|
|
Network Interface Cards
Make sure the network interface cards installed in the workstations are in working condition and the software driver has been installed.
Model EN104TP/EN106TP/EN108TP Ethernet Hub Installation Guide