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 |
| 946 | 9117-MMA | 39J0780 | Standard system port 3 adapter problem, passthru card | |
| 946 | 9117-MMA | 10N8752 | Standard system port 3 adapter problem, I/O backplane |