Dell OptiPlex E1 - Manual (Page 88)

WARNING: Boot Device
conflict detected!
CSN=Card Select Number
Error=Error.
One of the devices is
attempting to use one or
more resources assigned
to the system's boot
device.
Perform the following procedure:
1. Start the ICU.
2. Identify the card marked config err.
This card is attempting to use one or
more resources required by the
system's boot device.
3. Follow the procedure for the preceding
error message in this table.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User's Guide.