HP Dc5000 Troubleshooting Guide - Page 45

Solving Network Problems

Page 45 highlights

Troubleshooting Without Diagnostics Solving Network Problems Some common causes and solutions for network problems are listed in the following table. These guidelines do not discuss the process of debugging the network cabling. Solving Network Problems Problem Cause Wake-on-LAN feature is not functioning. Wake-on-LAN is not enabled. Network driver does not detect network controller. Network controller is disabled. Incorrect network driver. Network status link light does not turn on or it never flashes. ✎ The network status light is supposed to flash when there is network activity. No active network is detected. Network controller is not set up properly. Network driver is not properly loaded. System cannot autosense the network. Diagnostics reports a failure. The cable is not securely connected. The cable is attached to the incorrect connector. Solution Use the Network control application to enable Wake-on-LAN. See the Desktop Management Guide. Run Computer Setup and enable network controller. Check the network controller documentation for the correct driver or obtain the latest driver from the manufacturer's Web site. Check cabling and network equipment for proper connection. Use the Network control application to verify that the device is working properly. See the Network Communications Guide. Reinstall network drivers. See the Network Communications Guide. Disable auto-sensing capabilities and force the system into the correct operating mode. See the Network Communications Guide. Ensure that the cable is securely attached to the network connector and that the other end of the cable is securely attached to the correct device. Ensure that the cable is attached to the correct connector. Troubleshooting Guide www.hp.com 2-29

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Troubleshooting Guide
www.hp.com
2–29
Troubleshooting Without Diagnostics
Solving Network Problems
Some common causes and solutions for network problems are listed
in the following table. These guidelines do not discuss the process of
debugging the network cabling.
Solving Network Problems
Problem
Cause
Solution
Wake-on-LAN feature is
not functioning.
Wake-on-LAN is not
enabled.
Use the Network control application
to enable Wake-on-LAN. See the
Desktop Management Guide.
Network driver does
not detect network
controller.
Network controller is
disabled.
Run Computer Setup and enable
network controller.
Incorrect network driver.
Check the network controller
documentation for the correct driver
or obtain the latest driver from the
manufacturer’s Web site.
Network status link light
does not turn on or it
never flashes.
The network status
light is supposed to
flash when there is
network activity.
No active network is
detected.
Check cabling and network
equipment for proper connection.
Network controller is not
set up properly.
Use the Network control application
to verify that the device is working
properly. See the
Network
Communications Guide.
Network driver is not
properly loaded.
Reinstall network drivers. See the
Network Communications Guide.
System cannot autosense
the network.
Disable auto-sensing capabilities
and force the system into the correct
operating mode. See the
Network
Communications Guide.
Diagnostics reports a
failure.
The cable is not securely
connected.
Ensure that the cable is securely
attached to the network connector
and that the other end of the cable
is securely attached to the correct
device.
The cable is attached to
the incorrect connector.
Ensure that the cable is attached to
the correct connector.