The problem is with a SAS enclosure servicecs manager or with a system backplane. Use the following table to determine the part number for the field replaceable unit (FRU):
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 |
| 2667 | 7214-1U2 | 95P4036 | Electronics tray, also known as the enclosure services manager | Un-P1 |
| 2667 | 5886 | 44V3937 | Enclosure services manager | Un-C1, Un-C2 |
| 2667 | 8203-E4A, 9407-M15, 9408-M25 | 42R7898 | System backplane | Un-P1, Un-C2 |
| 2667 | 8204-E8A, 9409-M50 | 10N9369 | System backplane | Un-P1, Un-C2 |
| 2667 | 9117-MMA | 42R7352 | I/O backplane | Un-P1, Un-C2 |