The failing component is the RIO/HSL hub on the IPL Path.
Use the table below to determine the location of the FRU to replace.
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 |
| 8204-E8A | 10N9369 | System backplane | Un-P1 | |
| 9406-MMA, 9117-MMA | 42R7352 | I/O backplane (Primary unit) | Un-P1 | |
| 9406-MMA, 9117-MMA | 42R7352 | I/O backplane (Secondary units) | Un-P1 |
This ends the procedure.