PRIMIOA

1. Find the location of the auxiliary cache I/O adapter:
   1. Determine the address of the auxiliary cache I/O adapter. See the System reference code format description.
   2. Determine the location of the auxiliary cache I/O adapter. See Part locations and location codes.
2. Are you working on a 571F/575B combination storage and auxiliary cache IOA card set (uses two card slot locations)?
   • Yes: Replace the entire card set. This ends the procedure.
   • No: Continue with the next step.
3. Trace the SCSI cable from the auxiliary cache I/O adapter to the storage I/O adapter. This is the storage I/O adapter that you should replace.
4. Replace the storage I/O adapter that you just identified.

This ends the procedure.