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POWER7 information
8231-E2B locations
Use this information to help you map a location code to
a position on the unit.
The following diagrams show field replaceable unit (FRU) layouts in the system. Use these diagrams with the following tables.
Rack views
Figure 1. Front view of base model with six small-form
factor (SFF) bays
Figure 2. Front view of model with three SFF bays (optional)
Figure 3. Top view
Figure 4. Rear view
Memory card locations
Figure 5. Memory card locations
PCIe SAS RAID and SSD adapter locations
Figure 6. PCIe SAS RAID and SSD adapter locations
The following table provides location codes for parts that comprise the server.
| Failing item name | Physical location code | Identify LED | Failing item removal and replacement procedures |
|---|---|---|---|
| System unit | Un | ||
| Fans | |||
| Fan 1 | Un-P1-A1 | Yes | See Fans. |
| Fan 2 | Un-P1-A2 | Yes | |
| Fan 3 | Un-P1-A3 | Yes | |
| Fan 4 | Un-P1-A4 | Yes | |
| Fan 5 | Un-P1-A5 | Yes | |
| Fan 6 | Un-P1-A6 | Yes | |
| Fan 7 | Un-P1-A7 | Yes | |
| Power supplies | |||
| Power supply 1 | Un-E1 | Yes | See Power supply. |
| Power supply 1 - Cord connector | Un-E1-T1 | Yes | |
| Power supply 2 | Un-E2 | Yes | |
| Power supply 2 - Cord connector | Un-E2-T1 | Yes | |
| Backplanes | |||
| System backplane | Un-P1 | Yes | See System backplane. |
| Time-of-day | Un-P1 | ||
| Time-of-day battery | Un-P1-E1 | See Time-of-day battery. | |
| Storage backplane interposer | Un-P2 | Yes | |
| Disk drive backplane | Un-P3 | Yes | See Disk drive backplane. |
| Ports | |||
| System port 1 | Un-P1-T1 | No | |
| System port 2 | Un-P1-T2 | No | |
| HMC port 1 | Un-P1-T3 | No | |
| HMC port 2 | Un-P1-T4 | No | |
| USB port 1 | Un-P1-T5 | No | |
| USB port 2 | Un-P1-T6 | No | |
| Processor and processor regulator | |||
| POWER7® processor module 1 | Un-P1-C10 | Yes | See System processor module. |
| POWER7 processor module 2 | Un-P1-C9 | Yes | |
| POWER7 processor module 1 VRM | Un-P1-C11 | Yes | See Voltage regulator module. |
| POWER7 processor module 2 VRM | Un-P1-C8 | Yes | |
| Adapters | |||
| Host Ethernet Adapter slot | Un-P1-C2 | Yes | See Host Ethernet adapter. |
| Host Ethernet Adapter 4-Port 1 Gb card - Port 1 | Un-P1-C2-T1 | Yes | |
| Host Ethernet Adapter 4-Port 1 Gb card - Port 2 | Un-P1-C2-T2 | Yes | |
| Host Ethernet Adapter 4-Port 1 Gb card - Port 3 | Un-P1-C2-T3 | Yes | |
| Host Ethernet Adapter 4-Port 1 Gb card - Port 4 | Un-P1-C2-T4 | Yes | |
| Host Ethernet Adapter 2-Port 10 Gb card - Port 1 | Un-P1-C2-T1 | Yes | |
| Host Ethernet Adapter 2-Port 10 Gb card - Port 2 | Un-P1-C2-T2 | Yes | |
| PCIe LP slot 1 | Un-P1-C3 | No | See PCI Adapters. |
| PCIe LP slot 2 | Un-P1-C4 | No | |
| PCIe LP slot 3 | Un-P1-C5 | No | |
| PCIe LP slot 4 | Un-P1-C6 | No | |
| GX++ 4X channel attach adapter slot 1 | Un-P1-C1 | Yes | GX++ 4X channel adapters. |
| GX++ 4X channel attach adapter slot 1 IB-2 card - Port 1 | Un-P1-C1-T1 | Yes | |
| GX++ 4X channel attach adapter slot 1 IB-2 card - Port 2 | Un-P1-C1-T2 | Yes | |
| GX++ 4X channel attach adapter slot 2 | Un-P1-C7 | Yes | |
| GX++ 4X channel attach adapter slot 2 IB-2 card - Port 1 | Un-P1-C7-T1 | Yes | |
| GX++ 4X channel attach adapter slot 2 IB-2 card - Port 1 | Un-P1-C7-T2 | Yes | |
| System VPD card | Un-P1-C19 | ||
| RAID enablement card for system backplane | Un-P1-C12 | Yes | See SAS RAID enablement and cache battery pack. |
| Cache battery card | Un-P1-C13 | Yes | |
| Battery on cache battery card | Un-P1-C13-E1 | Yes | |
| RAID and cache storage controller | Un-P1-C18 | Yes | |
| Battery on RAID and cache storage controller | Un-P1-C18-E1 | Yes | |
| Memory modules | |||
| Memory card 1 | Un-P1-C17 | See Memory modules. | |
| Memory card 1 - DIMM 1 | Un-P1-C17-C1 | Yes | |
| Memory card 1 - DIMM 2 | Un-P1-C17-C2 | Yes | |
| Memory card 1 - DIMM 3 | Un-P1-C17-C3 | Yes | |
| Memory card 1 - DIMM 4 | Un-P1-C17-C4 | Yes | |
| Memory card 2 | Un-P1-C16 | Yes | |
| Memory card 2 - DIMM 1 | Un-P1-C16-C1 | Yes | |
| Memory card 2 - DIMM 2 | Un-P1-C16-C2 | Yes | |
| Memory card 2 - DIMM 3 | Un-P1-C16-C3 | Yes | |
| Memory card 2 - DIMM 4 | Un-P1-C16-C4 | Yes | |
| Memory card 3 | Un-P1-C15 | Yes | |
| Memory card 3 - DIMM 1 | Un-P1-C15-C1 | Yes | |
| Memory card 3 - DIMM 2 | Un-P1-C15-C2 | Yes | |
| Memory card 3 - DIMM 3 | Un-P1-C15-C3 | Yes | |
| Memory card 3 - DIMM 4 | Un-P1-C15-C4 | Yes | |
| Memory card 4 | Un-P1-C14 | Yes | |
| Memory card 4 - DIMM 1 | Un-P1-C14-C1 | Yes | |
| Memory card 4 - DIMM 2 | Un-P1-C14-C2 | Yes | |
| Memory card 4 - DIMM 3 | Un-P1-C14-C3 | Yes | |
| Memory card 4 - DIMM 4 | Un-P1-C14-C4 | Yes | |
| Device physical locations | |||
| Tape drive (SAS) | Un-P1-D1 | No | |
| Tape drive (USB) | Un-P1-D2 | No | |
| Disk drive 1 | Un-P3-D1 | Yes | See Disk drives. |
| Disk drive 2 | Un-P3-D2 | Yes | |
| Disk drive 3 | Un-P3-D3 | Yes | |
| Disk drive 4 | Un-P3-D4 | Yes | |
| Disk drive 5 | Un-P3-D5 | Yes | |
| Disk drive 6 | Un-P3-D6 | Yes | |
| Solid-state disk drive 1 on PCIe SAS RAID and SSD adapter | Un -P1-Cx-D1 | No | |
| Solid-state disk drive 2 on PCIe SAS RAID and SSD adapter | Un -P1-Cx-D2 | No | |
| Solid-state disk drive 3 on PCIe SAS RAID and SSD adapter | Un -P1-Cx-D3 | No | |
| Solid-state disk drive 4 on PCIe SAS RAID and SSD adapter | Un -P1-Cx-D4 | No | |
| DVD | Un-P3-D7 | Yes | |
| SAS port | Un-P2-T1 | No | |
| Embedded SAS controller | Un-P1-T9 | No | |
| Control panel | |||
| Control panel | Un -D1 | No | See Control panel and signal cables for the 8231-E2B system. |
| Temperature sensor | Un -D1 | No | |
| Control panel - USB port | Un -D1-T1 | No | |
| Server firmware | |||
| Server firmware | Um-Y1 | ||
