Network driver does not detect network controller.
Cause
Solution
Network controller is disabled.
1.
Run Computer Setup and enable network controller.
2.
Enable the network controller in the operating system
using Device Manager.
To access Device Manager in Windows 7, click
Start
,
select
Control Panel
, and then select
Device
Manager
.
To access Device Manager in Windows 8, from the
Start screen, type
c
, select
Control Panel
from the list
of applications, and then select
Device Manager
.
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 never flashes.
NOTE:
The network status light is supposed to flash when there is network activity.
Cause
Solution
No active network is detected.
Check cabling and network equipment for proper connection.
Network controller is not set up properly.
Check for the device status within Windows, such as Device
Manager for driver load and the Network Connections applet
within Windows for link status.
To access Device Manager in Windows 7, click
Start
, select
Control Panel
, and then select
Device Manager
.
To access Device Manager in Windows 8, from the Start
screen, type
c
, select
Control Panel
from the list of
applications, and then select
Device Manager
.
Network controller is disabled.
1.
Run Computer Setup and enable network controller.
2.
Enable the network controller in the operating system
using Device Manager.
To access Device Manager in Windows 7, click
Start
,
select
Control Panel
, and then select
Device
Manager
.
To access Device Manager in Windows 8, 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.
Solving Network Problems 135
