Table 8-2
Solving Network Problems (continued)
Network status link light never flashes.
NOTE:
The network status light is supposed to flash when there is network activity.
Cause
Solution
To access Device Manager in Windows 7, click
Start
, select
Control Panel
, and then select
Device Manager
.
To access Device Manager in Windows 8.1, from the Start
screen, type
c
, select
Control Panel
from the list of
applications, and then select
Device Manager
.
Network driver is not properly loaded.
Reinstall network drivers.
System cannot autosense the network.
Disable auto-sensing capabilities and force the system into the
correct operating mode.
Diagnostics reports a failure.
Cause
Solution
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.
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.
Network controller interrupt is shared with an expansion board.
Under the Computer Setup
Advanced
menu, change the resource
settings for the board.
The network controller is defective.
Contact an authorized service provider.
Diagnostics passes, but the computer does not communicate with the network.
Cause
Solution
Network drivers are not loaded, or driver parameters do not
match current configuration.
Make sure the network drivers are loaded and that the driver
parameters match the configuration of the network controller.
Make sure the correct network client and protocol is installed.
The network controller is not configured for this computer.
Select the
Network and Sharing Center
icon in the
Control Panel
and configure the network controller.
To access Control Panel in Windows 7, click
Start
, and then select
Control Panel
.
To access Control Panel in Windows 8.1, from the Start screen,
type
c
, and then select
Control Panel
.
Solving Network Problems 191