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 |
| 2504 | 8203-E4A, 9407-M15, 9408-M25 | 44V3298 | SAS RAID auxiliary cache card | Un-P1-C9 |
| 2503 | 8204-E8A, 9409-M50 | 44V3298 | SAS RAID auxiliary cache card | Un-P1-C10 |