Find part locations using location codes.
Use the address to find the location for the 9111-285, 9407-5159131-52A, 9405-520, 9406-520, 9111-520, and 9406-525 models. Then go to Locations — model 515, 52x, and 285 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 | 0002-24-00 | E6FFFFFF |
| Un-P1 (and Un-P1-C8 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 | 0002-20-00 | FFFFFFFF |
| Un-P1-C2 | Storage IOA | 0002-20-00 | 2FFFFFFF |
| Un-P1-C2 | Communications or Workstation IOA | 0002-20-00 | E2FFFFFF |
| Un-P1-C3 | Storage IOA | 0003-20-00 | 2FFFFFFF |
| Un-P1-C3 | Communications or Workstation IOA | 0003-20-00 | E2FFFFFF |
| Un-P1-C4 | Storage IOA | 0002-20-00 | 6FFFFFFF |
| Un-P1-C4 | Communications or Workstation IOA | 0002-20-00 | E6FFFFFF |
| Un-P1-C5 | Storage IOA | 0003-20-00 | 6FFFFFFF |
| Un-P1-C5 | Communications or Workstation IOA | 0003-20-00 | E6FFFFFF |
| Un-P1-C6 | IOP | 0003-20-00 | FFFFFFFF |
| Un-P2-D1 | Disk unit | 0003-20-00 | 410F00FF |
| Un-P2-D2 | Disk unit | 0003-20-00 | 410200FF |
| Un-P2-D3 | Disk unit | 0003-20-00 | 410300FF |
| Un-P2-D4 | Disk unit | 0003-20-00 | 410400FF |
| Un-P3-D1 | Disk unit | 0003-20-00 | 400F00FF |
| Un-P3-D2 | Disk unit | 0003-20-00 | 400200FF |
| Un-P3-D3 | Disk unit | 0003-20-00 | 400300FF |
| Un-P3-D4 | Disk unit | 0003-20-00 | 400400FF |
| Un-P4-D1 | SCSI media device (top bay) | 0003-20-00 | 400700FF |
| Un-P4-D2 | IDE drive 1 (2nd media bay from the top) | 0003-20-00 | 400600FF |
| Un-P4-D3 | IDE drive 2 (3nd media bay from the top) |
| Physical location code | Possible failing item | DSA (BBBBCcbb) | Unit address |
|---|---|---|---|
| Un-P1 | Embedded Ethernet | Controlled by virtual IOP: 0004-24-00 | E4FFFFFF |
| Un-P1 (and Un-P1-C8 if RAID enablement card is installed) | Embedded SCSI Note: The embedded SCSI controller
(STORIOA) is physical location Un-P1
|
Controlled by virtual IOP: 0003-24-00 Controlled by IOP in Un-P1-C6: 0003-20-00 | 4FFFFFFF |
| Un-P1-C1 | IOP | 0004-20-00 | FFFFFFFF |
| Storage IOA | 0004-20-00 | 0FFFFFFF | |
| Communications or Workstation IOA | 0004-20-00 | E0FFFFFF | |
| Un-P1-C2 | Storage IOA | Controlled by virtual IOP: 0004-22-00 Controlled by IOP in Un-P1-C1: 0004-20-00 | 2FFFFFFF |
| Communications or Workstation IOA | Controlled by virtual IOP: 0004-22-00 Controlled by IOP in Un-P1-C1: 0004-20-00 | E2FFFFFF | |
| Un-P1-C3 | Storage IOA | Controlled by virtual IOP: 0003-22-00 Controlled by IOP in Un-P1-C6: 0003-20-00 | 2FFFFFFF |
| Communications or Workstation IOA | Controlled by virtual IOP: 0003-22-00 Controlled by IOP in Un-P1-C6: 0003-20-00 | E2FFFFFF | |
| Un-P1-C4 | Storage IOA | 0002-10-00 | 0FFFFFFF |
| Communications or Workstation IOA | 0002-10-00 | EAFFFFFF | |
| Un-P1-C5 | Storage IOA | Controlled by virtual IOP: 0003-26-00 Controlled by IOP in Un-P1-C6: 0003-20-00 | 6FFFFFFF |
| Communications or Workstation IOA | Controlled by virtual IOP: 0003-26-00 Controlled by IOP in Un-P1-C6: 0003-20-00 | EBFFFFFF | |
| Un-P1-C6 | IOP | 0003-20-00 | FFFFFFFF |
| Storage IOA | 0003-20-00 | 0FFFFFFF | |
| Communications or Workstation IOA | 0003-20-00 | E0FFFFFF | |
| Un-P2-D1 | Disk unit | The disk unit has the same DSA as the Storage IOA controlling it. | Controlled by IOA in Un-P1: 410F00FF Controlled by IOA in another location: xy0F00FF (where x is the same as the first character of the xFFFFFFF IOA Unit Address and y is I/O bus 0, 1 or 2. Storage IOA I/O buses begin with 0 and are numbered from the tailstock toward the middle of the card.) |
| Un-P2-D2 | Disk unit | The disk unit has the same DSA as the Storage IOA controlling it. | Controlled by IOA in Un-P1: 410200FF Controlled by IOA in another location: xy0200FF (where x is the same as the first character of the xFFFFFFF IOA Unit Address and y is I/O bus 0, 1 or 2. Storage IOA I/O buses begin with 0 and are numbered from the tailstock toward the middle of the card.) |
| Un-P2-D3 | Disk unit | The disk unit has the same DSA as the Storage IOA controlling it. | Controlled by IOA in Un-P1: 410300FF Controlled by IOA in another location: xy0300FF (where x is the same as the first character of the xFFFFFFF IOA Unit Address and y is I/O bus 0, 1 or 2. Storage IOA I/O buses begin with 0 and are numbered from the tailstock toward the middle of the card.) |
| Un-P2-D4 | Disk unit | The disk unit has the same DSA as the Storage IOA controlling it. | Controlled by IOA in Un-P1: 410400FF Controlled by IOA in another location: xy0400FF (where x is the same as the first character of the xFFFFFFF IOA Unit Address and y is I/O bus 0, 1 or 2. Storage IOA I/O buses begin with 0 and are numbered from the tailstock toward the middle of the card.) |
| Un-P3-D1 | Disk unit | The disk unit has the same DSA as the Storage IOA controlling it. | 400F00FF |
| Un-P3-D2 | Disk unit | The disk unit has the same DSA as the Storage IOA controlling it. | 400200FF |
| Un-P3-D3 | Disk unit | The disk unit has the same DSA as the Storage IOA controlling it. | 400300FF |
| Un-P3-D4 | Disk unit | The disk unit has the same DSA as the Storage IOA controlling it. | 400400FF |
| Un-P4-D1 | SCSI media device (top bay) | The device has the same DSA as the Storage IOA controlling it. | 400700FF |
| Un-P4-D2 | IDE drive 1 (2nd media bay from the top) | The device has the same DSA as the Storage IOA controlling it. | 400600FF |
| Un-P4-D3 | IDE drive 2 (3nd media bay from the top) |
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