Find part locations using location codes.
Use the address to find the location for the 9133-55A, 9406-550, 9113-550, and OpenPower® 720 models. Then go to 550, 55A, and OpenPower 720 to find additional information.
| Physical location code | Possible failing item | DSA (BBBBCcbb) | Unit address |
|---|---|---|---|
| IOA and device DSAs do not conform to the following rules if the IOA is manually reassigned after IPL. | |||
| Un-P1 | Embedded Ethernet | 0003-22-00 | E3FFFFFF |
| Un-P1 (and Un-P1-C7 if RAID enablement card is installed) | Embedded SCSI Note: The embedded SCSI controller (STORIOA)
is physical location Un-P1
|
0003-20-00 | 4FFFFFFF |
| Un-P1-C1 | IOP | 0003-20-00 | FFFFFFFF |
| Un-P1-C2 | Storage IOA | 0003-20-00 | 6FFFFFFF |
| Un-P1-C2 | Communications or Workstation IOA | 0003-20-00 | E6FFFFFF |
| Un-P1-C3 | IOP | 0002-20-00 | FFFFFFFF |
| Un-P1-C4 | Storage IOA | 0002-20-00 | 4FFFFFFF |
| Un-P1-C4 | Communications or Workstation IOA | 0002-20-00 | E4FFFFFF |
| Un-P1-C5 | Storage IOA | 0002-20-00 | 6FFFFFFF |
| Un-P1-C5 | Communications or Workstation IOA | 0002-20-00 | E6FFFFFF |
| Un-P2-D1 | Disk unit | 0003-20-00 | 400F00FF |
| Un-P2-D2 | Disk unit | 0003-20-00 | 400200FF |
| Un-P2-D3 | Disk unit | 0003-20-00 | 400300FF |
| Un-P2-D4 | Disk unit | 0003-20-00 | 400400FF |
| Un-P3-D1 | Disk unit | 0003-20-00 | 410F00FF |
| Un-P3-D2 | Disk unit | 0003-20-00 | 410200FF |
| Un-P3-D3 | Disk unit | 0003-20-00 | 410300FF |
| Un-P3-D4 | Disk unit | 0003-20-00 | 410400FF |
| Un-P4-D1 | SCSI media device (top) | 0003-20-00 | 400700FF |
| Un-P4-D2 | IDE drive 1 (2nd from top) | 0003-20-00 | 400600FF |
| Un-P4-D3 | IDE drive 2 (3rd from top) |
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