Dell Dimension 2100 System Reference Manual page 19

PCI bus failure has
occurred.
Video controller failed
to initialize or respond.
IDE bus failure has
occurred.
USB port or a device
connected to it has
failed initialization.
Other failure.
Remove all cards and
restart the computer to
determine if a resource
conflict exists. If a conflict
exists, resolve the
conflict.
If the problem persists,
see "Contacting Dell"
in the Solutions
Guide for instructions
on obtaining technical
assistance.
If the problem persists,
see "Contacting Dell" in
the Solutions Guide for
instructions on obtaining
technical assistance.
Reseat the IDE cables. If
the problem persists,
see "Contacting Dell" in
theSolutions Guide for
instructions on obtaining
technical assistance.
Disconnect the device
from the USB port. If the
problem persists,
see "Contacting Dell" in
theSolutions Guide for
instructions on obtaining
technical assistance.
See "Contacting Dell" in
the Solutions Guide for
instructions on obtaining
technical assistance.