Look here for information about FWCD1 symbolic FRU.

Perform the following procedure.

1. If the problem persists, the CD in the USB CDROM drive might not be readable. Remove the CD and insert another CD.
2. If the problem persists after replacing the CD, replace the USB CDROM drive.
3. Replace the USB adapter to which the drive is attached. Use the following table to determine the part number for the field replaceable unit (FRU):

   CCIN or FFC	Type and model	Part number	Description	Location code
   28EF	9406-MMA, 9117-MMA	80P2994	2 Port USB PCI adapter	Un-P1-Cx-Ty

This ends the procedure.