HP Dx5150 - Compaq Business Desktop Troubleshooting Manual page 50

Troubleshooting Without Diagnostics
Solving Network Problems (Continued)
Problem
Network status link light
never flashes.
✎
The network status
light is supposed to
flash when there is
network activity.
Diagnostics reports a
failure.
2–34
Cause
No active network is
detected.
Network controller is not
set up properly.
Network controller is
disabled.
Network driver is not
properly loaded.
System cannot autosense
the network.
The cable is not securely
connected.
The cable is attached to
the incorrect connector.
There is a problem with
the cable or a device at
the other end of the cable.
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Solution
Check cabling and network
equipment for proper connection.
Check for the device status within
Windows, such as Device
Manager for driver load and the
Network Connections applet within
Windows for link status.
1. Enter Computer Setup and
enable network controller in
Integrated Peripherals >
South OnChip PCI Device.
2. Enable the network controller
in the operating system via
Device Manager.
Reinstall network drivers. See the
Network & Internet
Communications Guide on the
Documentation CD.
Disable auto-sensing capabilities
and force the system into the
correct operating mode. See the
Network & Internet
Communications Guide on the
Documentation CD.
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.
Ensure that the cable and device at
the other end are operating
correctly.
Troubleshooting Guide