Product guide

IBM System x3500 M4 23
Backplanes
Standard models of x3500 M4 ship with eight (all models except C4x, C7x, and C9x) 2.5" Slim-SFF
SAS/SATA hot-swap drive bays. Models C4x, C7x, and C9x ship with eight 3.5" SAS/SATA hot-swap hard
drive bays. The following table shows internal storage expansion options available for the x3500 M4.
Table 7. Internal storage expansion options
Part
number
Feature
code
Name Max qty
supported
6 Gb SAS/SATA internal drive connectivity
94Y5978 A1WZ Additional 8 x 2.5” Hot-Swap SAS/SATA Upgrade Kit for 16 or 24 HDDs
(shown in Figure 5 as an Upgrade 1 used in configurations 4, 5, and 6)
2
81Y7010 A1FW Additional 8 x 2.5" Hot-Swap SAS/SATA Upgrade Kit for 32 HDDs
(shown in Figure 5 as an Upgrade 2 used in configuration 6)
1
12 Gb SAS internal drive connectivity (support is planned for later in 2013)
46W9242 A47B Add'l 8x 2.5" Hot-Swap SAS/SATA Upgrade Kit for 16 or 24 HDDs (12Gb)
(shown in Figure 5 as an Upgrade 1 used in configurations 4, 5, and 6)
2
46W9243 A47A Add'l 8x 2.5" Hot-Swap SAS/SATA Upgrade Kit for 32 HDDs (12Gb)
(shown in Figure 5 as an Upgrade 2 used in configuration 6)
1
46W9244 A478 SAS cable option for Two 12Gb RAID cards 1
These options are used as follows:
6 Gb SAS/SATA internal drive connectivity:
94Y5978 upgrades models with eight hot-swap 2.5" drive bays to 16 hot-swap 2.5" drive bays or
models with 16 hot-swap 2.5" drive bays to 24 hot-swap 2.5" drive bays. This option includes a
SAS expander card that is mounted on an HDD backplane, and does not consume a PCIe slot.
81Y7010 upgrades models with 24 hot-swap 2.5" drive bays to 32 hot-swap 2.5" drive bays. This
option does not include an SAS expander.
Configurations 4, 5, and 6 shown in Figure 5 can be implemented with one or two RAID
controllers (M1115 or M5110). Configuration 2 requires two RAID controllers.
12 Gb SAS/SATA internal drive connectivity (support planned for 1Q/2014):
46W9242 upgrades 12 Gb SAS/SATA models with eight hot-swap 2.5" drive bays (CTO only) to
16 hot-swap 2.5" drive bays or 12 Gbps SAS/SATA models with 16 hot-swap 2.5" drive bays to 24
hot-swap 2.5" drive bays. This option includes a SAS expander card that is mounted on an HDD
backplane, and does not consume a PCIe slot.
46W9243 upgrades 12 Gb SAS/SATA models models with 24 hot-swap 2.5" drive bays to 32
hot-swap 2.5" drive bays. This option does not include an SAS expander.
Configurations 3 and 4 shown in Figure 5 can be implemented with one N2215 SAS/SATA HBA or
one or two ServeRAID M5210 SAS/SATA Controllers.
Configurations 5 and 6 shown in Figure 5 can be implemented with one or two ServeRAID M5210
SAS/SATA Controllers.
If the second M5210 controller is used, SAS cable option (46W9244) must be ordered.
Configurations 1 and 2 are not supported.
6 Gb SAS/SATA and 12 Gb SAS/SATA configurations are mutually exclusive.