IBM Netfinity 3500, User Handbook Manual

Page: 193 / 294

Troubleshooting
Controller Problems Action
The Ethernet Activity light
does not come on. 1. Make sure that you have loaded the network
device drivers.
2. Check all connections at the Ethernet controller
or adapter and the hub.
3. The network might be idle. Try sending data
from this workstation.
4. Use another Ethernet adapter (see “Installing or
Removing Adapters” on page 61).
5. Use another port on the hub.
6. Make sure that the hub port is configured for
the correct speed (10 Mbps or 100 Mbps).
7. If you forced the duplex mode, make sure that
you also force the speed to either 10 Mbps or
100 Mbps.
8. If you manually configured the duplex mode,
make sure that you also manually configured
the speed.
If the problem still exists, have the system serviced.
Data is incorrect or sporadic. Make sure that you are using Category 5 cabling
when operating the server at either 10 Mbps or
100 Mbps.
The Ethernet controller or
adapter stopped working
when another adapter was
added to the server. 1. Make sure that the cable is connected to the
Ethernet adapter.
2. Make sure that your PCI system BIOS is current.
3. Reseat the adapter (see “Installing or Removing
Adapters” on page 61).
If the problem still exists, have the system serviced.
Chapter 5. Solving Problems
175