Compaq Deskpro AP550 - Network Problems

4-18
Compaq Professional Workstation AP550 Maintenance and Service Guide
Network Problems
The process of debugging network cabling is not discussed.
Table 4-11
Network Problems
Problem Cause Solution
System does not detect a network
controller.
1. Possible driver problem.
2. Controller is disabled in
setup.
3. Possible failed network
controller.
1. Load latest version of the
Compaq Restore CD.
2. Run Computer Setup and
enable the controller.
3. Replace the system board.
System Setup utility reports
unprogrammed EPROM.
1. The network controller is
defective.
2. Network drivers are not
loaded.
1. Replace the controller or the
system board.
2. Boot the workstation without
the network drivers, using a
system boot diskette, and
reconfigure the network
controller.
Diagnostics reports a failure. 1. The cable is not securely
connected.
2. The cable is attached to the
incorrect connector.
3. There is a problem with the
cable or a device at the
other end of the cable.
4. The network controller is
defective.
5. Network controller interrupt
or memory overlaps the
interrupt or memory of an
expansion board.
1. Be sure 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. Be sure that the cable is
attached to the correct
connector.
3. Be sure that the cable and
device at the other end are
operating correctly.
4. Replace the controller or the
system board.
5. Run Computer Setup and
modify the network
controller memory value.
continued