The failing function code indicates a failure in the Host Ethernet Adapter (HEA), which is a part of the pass-through card.
The HEA controller is integrated on the I/O backplane in the system unit. If you replace a pass-through card and the problem is not resolved, replace the I/O backplane.
Note: Use the location code to identify the failing unit or enclosure.
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 |
| 2586 | 9117-MMA | 42R6775 | Pass-through card, 1 GB Ethernet. This card also provides connection for the system VPD card, system ports, and SPCN cable. | Un-P1-C10 |
| 2586 | 9117-MMA | 42R7000 | Pass-through card, 1 GB Ethernet quad. This card also provides connection for the system VPD card, system ports, and SPCN cable. | Un-P1-C10 |
| 2586 | 9117-MMA | 42R7358 | Pass-through card, 10 GB Ethernet long range. This card also provides connection for the system VPD card, system ports, and SPCN cable. | Un-P1-C10 |
| 2586 | 9117-MMA | 42R7352 | I/O backplane | Un-P1 |
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