Network - HP xw4000 Service & Reference Manual

Network

Some common causes and solutions for network problems are listed in the following table. These
guidelines do not discuss the process of debugging network cabling.
Network
Problem
The Remote Wakeup feature is not
functioning.
Network driver does not detect network
controller.
Network status link light does not turn
on or flashes.
Diagnostics reports a failure.
Service Reference Guide
Possible Solution
1. The feature is not available when using an AUI network
connection; use an RJ-45 network connection.
2. Remote Wakeup is not enabled. Use the network control
application to enable Remote Wakeup.
Network controller is disabled. Run Computer Setup and
enable network controller.
1. No active network is detected. Check cabling and
network equipment for proper connection.
2. Network connection is not set up properly. Use the
network control application to verify that the device is
working properly.
3. System is configured for AUI connection; link LED does
not apply to AUI connections.
4. Network driver is not properly loaded. Reinstall network
drivers.
5. System cannot autosense the network. Disable
autosensing capabilities and force the system into the
correct operating mode.
Refer to www.compaq.com/support/files for the latest
version of diagnostics.
1. The cable is not securely connected or is attached
incorrectly. 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.
2. There is a problem with the cable or a device at the
other end of the cable. Ensure that the cable and device
at the other end are operating correctly.
3. The network controller is defective. Replace the
controller or the system board.
4. Network controller interrupt is shared with an expansion
board. Under the Computer Setup Advanced menu,
change the resource settings for the board.
Troubleshooting Without Diagnostics
F–13