8231-E2B addresses
You can cross-reference a disk drive physical location code to the address.
Use the address to find the location for the system, and then go to “8231-E2B” on page 26 to find
additional location information.
Table 55. IOA and device address information
Position Possible failing item DSA (BBBBCcbb) Unit address
Un -P1 Embedded SAS
controller
02000000 Not applicable
Un -P1-C12 RAID card
Un -P1-C13 Split disk drive card
Un -P1 Integrated USB
controller
02010000 Not applicable
Un -P1-C3 PCIe adapter 02030000 Not applicable
Un -P1-C4 PCIe adapter 02040000 Not applicable
Un -P1-C5 PCIe adapter 02050000 Not applicable
Un -P1-C6 PCIe adapter 02060000 Not applicable
Un - P1-C18 RAID card or split disk
drive card
02020000 Not applicable
Un -P1-D1 Tape drive - SAS 02000000 070000FF
Un -P1-D2 Tape drive - USB 02010000 060000FF
Un -P3-D1 Disk drive 1 02000000 or 02020000 000400FF
Un -P3-D2 Disk drive 2 02000000 or 02020000 000500FF
Un -P3-D3 Disk drive 3 02000000 or 02020000 000600FF
Un -P3-D4 Disk drive 4 02000000 or 02020000 000700FF
Un -P3-D5 Disk drive 5 02000000 or 02020000 000800FF
Un -P2-D6 Disk drive 6 02000000 or 02020000 000900FF
Un -P3-D7 DVD 02000000 060000FF
Un -P1-Cx-D1 Disk drive 1 on PCIe
SAS RAID and SSD
adapter
020x0000 000000FF
Un -P1-Cx-D2 Disk drive 2 on PCIe
SAS RAID and SSD
adapter
020x0000 010000FF
Un -P1-Cx-D3 Disk drive 3 on PCIe
SAS RAID and SSD
adapter
020x0000 040000FF
Un -P1-Cx-D4 Disk drive 4 on PCIe
SAS RAID and SSD
adapter
020x0000 050000FF
8231-E1C, 8231-E1D, 8231-E2C, 8231-E2D, or 8268-E1D addresses
You can cross-reference the physical location code of a disk drive to the unit address.
Use the address to find the location for the system, and then go to “8231-E1C, 8231-E1D, 8231-E2C,
8231-E2D, or 8268-E1D” on page 35 to find additional location information.
Finding parts, locations, and addresses 173
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