Table 6-2
Solving network problems (continued)
Diagnostics passes, but the computer does not communicate with the network.
Cause
Solution
To access Control Panel in Windows 7, click Start, and then select
Control Panel.
To access Control Panel in Windows 10, type
control panel
in
the taskbar search box, and then select Control Panel from
the list of applications.
Network controller stopped working when an expansion board was added to the computer.
Cause
Solution
The network controller requires drivers.
Verify that the drivers were not accidentally deleted when
the drivers for a new expansion board were installed.
Network controller stops working without apparent cause.
Cause
Solution
The files containing the network drivers are corrupted.
Reinstall the network drivers using the Recovery Disc Set in
Windows 7 or Windows recovery tools in Windows 10.
If necessary, download the softpaq from the web (from a different
computer).
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 network controller is defective.
Contact an authorized service provider.
New network card will not boot.
Cause
Solution
New network card may be defective or may not meet industry-
standard specifications.
Install a working, industry-standard NIC, or change the boot
sequence to boot from another source.
Cannot connect to network server when attempting Remote System Installation.
Cause
Solution
The network controller is not configured properly.
Verify Network Connectivity, that a DHCP Server is present, and
that the Remote System Installation Server contains the NIC
drivers for your NIC.
78
Chapter 6 Troubleshooting without diagnostics
