A device drawer, expansion unit power supply is the failing item.
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 |
| 153 | 5886 | 39R6547 | Power supply | Un-Ex |
| 153 | 7031-D24, 7031-T24 | 12R9078 | Power supply | Un-Ex |
| 153 | 7214-1U2 | 95P3651 | Power supply | Un-Ex |
| 153 | 7311-D10 | 22R3958 | Power supply | Un-Ex |
| 153 | 7311-D11 | 22R3958 | Power supply | Un-Ex |
| 153 | 7311-D20 | 39J2781 | Power supply | Un-Ex |
| 153 | 7314-G30 | 42R4491 | Power supply | Un-Ex |